Rohde & Schwarz R&S CMW-KM70 Series User Manual
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Rohde & Schwarz R&S CMW-KM70 Series User Manual

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R&S
CMW-KM70x/-KS70x
WiMAX Firmware Applications
User Manual
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1173.9757.02 ─ 04

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Summary of Contents for Rohde & Schwarz R&S CMW-KM70 Series

  • Page 1 ® R&S CMW-KM70x/-KS70x WiMAX Firmware Applications User Manual (;×ïÇ2) 1173.9757.02 ─ 04...
  • Page 2 ® This user manual describes the following R&S CMW options: ● ® R&S CMW-KM700 (WiMAX™ IEEE 802.16e, TX measurement) ● R&S ® CMW-KM701 (WiMAX™ IEEE 802.16e, advanced TX measurement) ● ® R&S CMW-KS700 (WiMAX™ IEEE 802.16e, basic signaling) ● ® R&S CMW-KS701 (WiMAX™...

  • Page 3: Table Of Contents

    ® Contents R&S CMW-KM70x/-KS70x Contents 1 Preface....................7 How to Read Firmware Application Chapters............7 1.1.1 General Description......................7 1.1.2 Application Sheets......................8 1.1.3 GUI Reference........................ 8 1.1.4 Programming Examples....................8 1.1.5 Command Reference...................... 8 2 WiMAX Measurements................9 What's New in this Revision..................9 General Description....................
  • Page 4 ® Contents R&S CMW-KM70x/-KS70x 2.4.8 Trigger Settings......................61 2.4.9 Limit Settings.........................63 2.4.10 List Configuration......................65 2.4.11 Additional Hotkeys......................66 2.4.12 Measurement Results....................67 Programming.......................68 2.5.1 Key Features.........................69 Command Reference....................69 2.6.1 Conventions and General Information................70 2.6.2 General Measurement Settings..................74 2.6.3 Multi Evaluation Measurement Commands..............
  • Page 5 ® Contents R&S CMW-KM70x/-KS70x 3.4.9 PER Configuration...................... 231 3.4.10 PER Results (GUI)...................... 238 3.4.11 Uplink Burst Measurement Control................239 3.4.12 Uplink Burst Configuration..................239 3.4.13 Uplink Burst Results (GUI)..................240 Programming......................241 3.5.1 Key Features.......................241 Command Reference....................241 3.6.1 Conventions and General Information................ 242 3.6.2 General Measurement Settings..................
  • Page 6 ® Contents R&S CMW-KM70x/-KS70x User Manual 1173.9757.02 ─ 04...

  • Page 7: Preface

    ® Preface R&S CMW-KM70x/-KS70x How to Read Firmware Application Chapters 1 Preface The operation of the R&S CMW is described in several user manuals: ● The R&S CMW user manual describes the base software, common features of the firmware applications and basic principles for manual operation and remote control. There is a separate manual version for each R&S CMW model.

  • Page 8: Application Sheets

    ® Preface R&S CMW-KM70x/-KS70x How to Read Firmware Application Chapters 1.1.2 Application Sheets This optional section provides short application examples for select issues and related background information. 1.1.3 GUI Reference The GUI reference describes the manual operation of the firmware application via the Graphical User Interface (GUI).

  • Page 9: Wimax Measurements

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x What's New in this Revision 2 WiMAX Measurements The "WiMAX measurement" firmware application provides fast and flexible tests on uplink or downlink OFDMA signals (TDD). The tests cover the following properties of a WiMAX transmitter: ●...

  • Page 10: General Description

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description 2.2 General Description The WiMAX "Multi Evaluation" measurement (option R&S CMW-KM700) captures an OFDMA signal and evaluates the signal properties in a selectable PUSC zone and burst. The following sections describe how to perform and configure the measurement and interpret the results.

  • Page 11: Consistency Checks And Troubleshooting

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description For proper signal decoding, the settings in the "Measurement Parameters" section of the configuration dialog and its subsections must be compatible with the measured sig- nal. The settings are grouped in hierarchical order: ●...

  • Page 12: Frame Settings And Burst Selection

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Error Message / Mea- Cause Remedy surement Result "Synchronization Prob- Bandwidth is not set correctly Set the correct "Bandwidth" in section lem" Measurement Parameters "Synchronization Prob- Zone length is not set in accord- Adjust the "Zone Length"...
  • Page 13 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Many of the OFDMA signal properties depend on the "Link Mode" (uplink or down- link). The R&S CMW can measure UL and DL subframes with different bandwidths. The "FFT Size" for each bandwidth is a fixed value. This value is displayed, together with the "Cyclic Prefix"...

  • Page 14: Dependencies Between Measurement Parameters

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description applies to the total "Zone Length" (not counting the preamble). The R&S CMW auto- adjusts the range for the no. of "Symbols" so that the maximum is equal to the selected "Zone Length". The ranges for the no. of "Subchannels" and the "Subchannel Offset" are auto-adjusted to the selected "Bandwidth";...

  • Page 15: Multi Evaluation List Mode

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Table 2-4: Burst parameter ranges: FFT Length = 512, Downlink Dependent parameters Minimum Value Maximum Value Subchannels Subchannel Offset 15 – <Subchannels> Symbols <Zone Length> Symbol Offset <Zone Length> – <Symbols> Table 2-5: Burst parameter ranges: FFT Length = 1024, Downlink Dependent parameters Minimum Value Maximum Value...
  • Page 16 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-2: Masurement in list mode Global and list mode parameters The "Frequency", "Expected Nominal Power", and "Retrigger" settings are special list mode settings. While the list mode is enabled the R&S CMW uses these list mode set- tings and ignores the corresponding multi evaluation parameters.
  • Page 17 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-3: List mode results (detail) Remote Control The results can be retrieved using the general FETCh:WIMax:MEAS:MEValuation...? or READ:WIMax:MEAS:MEValuation...? commands. When the measurement is initi- ated after the list mode is enabled, the commands return one result per segment. For a remote control example refer to chapter 2.3.2, "Using WiMAX List Mode",...

  • Page 18: Limit Settings And Conformance Requirements

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Adjustment of analyzer settings In general, consecutive segments are measured at different RF frequencies and expected powers so that the R&S CMW must change its analyzer settings at the end of each segment. The R&S CMW uses the last step of each segment for the adjustment; no measurement results are available for this step.
  • Page 19 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description The following ACP limits have been proposed for band class 3A mobile stations: ● 30 dB for the first adjacent channels (channels +1 and –1) ● 44 dB for the second adjacent channels (channels +2 and –2) The R&S CMW supports two different ACP test scenarios proposed by the WiMAX forum;...
  • Page 20 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-5: Spectral emission mask: WiMAX Forum Profile 3A Mask 1 / 2 The limits in the WiMAX Forum masks are absolute power values (in dBm). A third spectral mask has been specified by the Telecommunication Technology Asso- ciation, Korea.

  • Page 21: Signal Processing

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description 2.2.8 Signal Processing The following description provides a brief overview of the signal processing stages used to derive the WiMAX Multi Evaluation results from the received OFDMA signal. The received RF signal is first down-converted to an IF signal, filtered and sampled using an Analog to Digital converter.
  • Page 22 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-7: WiMAX multi evaluation measurement: block diagram The different stages in the block diagram (ACF, FFT, Channel Estimation, Equaliza- tion) are described in the following sections. The Measurement Results EVM, IQ Offset are calculated in terms of the symbol vectors â...

  • Page 23: Measurement Results

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description estimation for the DL OFDMA signal is preamble-based. The R&S CMW also provides an alternative, payload-based channel estimation method, see also Channel Estima- tion. The received signal is tapped behind the FFT block. Different modulation schemes used in the OFDMA signal: QPSK, 16-QAM and 64- QAM.
  • Page 24 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description 2.2.9.1 Conditions for Measurements and Restrictions............24 2.2.9.2 Modulation Results......................24 2.2.9.3 Power and Related Results...................26 2.2.9.4 Spectral Flatness......................28 2.2.9.5 Adjacent Channel Power and Spectral Emission Mask..........30 2.2.9.6 Power vs Time Diagram....................33 2.2.9.1 Conditions for Measurements and Restrictions Some of the multi evaluation results require a specific signal configuration.
  • Page 25 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Error Vector Magnitude (EVM) The Error Vector Magnitude for each subcarrier k and symbol l is the normalized mag- nitude of the error vector: The individual EVM values are RMS-averaged in order to obtain average EVM values (in percent) for the pilot symbols, the data symbols, and all symbols in the measured burst: The EVM percentage values are converted into dB values in the usual way:...
  • Page 26 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description The presence of subcarrier pairs on the negative and positive frequency axis is crucial to let the ΔQ algorithm converge. The I/Q imbalance evaluation is skipped and yields invalid results if the number of these pairs does not exceed a minimum number. The following examples show constellation diagrams for QPSK-modulated signals with different values of the modulator gain imbalance and quadrature mismatch: ●...
  • Page 27 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Crest Factor The "Crest Factor" is the ratio of the peak power in the burst (the largest sample mea- sured) to the "Burst Power". Subcarrier Power The "Subcarrier Power" is the power received on a single data or pilot subcarrier. The "Burst Power"...
  • Page 28 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description The "Preamble Power", "Subframe Power", "RSSI", and "CINR" results are available for DL subframes only; see section Conditions for Measurements and Restrictions. 2.2.9.4 Spectral Flatness The WiMAX multi evaluation measurement provides additional results that characterize wideband and OFDM(A) systems.
  • Page 29 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description The figures below show the spectral flatness of a SUI-3 channel model [802163c-01_29], fs=11.2 MHz and omni-directional antenna. For the inner and outer subcarriers ("inner SC", "outer SC"), the maximum and minimum values (correspond- ing to the results available on the R&S CMW) are shown.
  • Page 30 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-13: Spectral Flatness The periodic structure of the spectral flatness in the figures above is due to the SUI-3 channel model. An example for the spectral flatness of an UL WiMAX signal is shown in section Graph Overview.
  • Page 31 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-14: ACP and Spectral Emission Mask Adjacent Channel Power The adjacent channel power (ACP) is calculated at the nominal frequency of the right and left adjacent channels (channels +1 and –1) and the second adjacent channels (channels +2 and –2), in a WiMAX channel filter with a bandwidth equal to the band- width of the measured signal ("Measurement Parameters >...
  • Page 32 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-15: ACP measurement: 60 MHz bandwidth ● The first stage provides the ACP in channels –2 and –1 plus the 0-dB reference from the nominal WiMAX channel. ● The second stage provides the ACP in channels +1 and +2 plus the 0-dB refer- ence.
  • Page 33 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description trum Emission Mask). Emission masks are symmetric to the center frequency of the WiMAX channel. The reference power (0-dB value) is equal to the "Subframe Power" (for DL subframes) or to the "Burst Power" (for UL subframes). The measurement is performed in two stages, similar to the ACP measurement described above: ●...

  • Page 34: Measurement Diagrams

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description The width of the "Power vs. Time" diagram corresponds to the "Capture Length", to be selected in the "Measurement Control" section of the configuration dialog. The green bar shows the selected "Meas. Time" (Slots). The power results are measured with a wideband filter;...
  • Page 35 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-18: WiMAX Multi Evaluation: Overview For a short description of the results in the example above refer to Detailed (Single Diagram) Views. 2.2.10.2 Detailed (Single Diagram) Views Each of the detailed views shows a diagram and a statistical overview of related results.
  • Page 36 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-19: WiMAX Multi Evaluation: FFT The individual diagrams are described below. Power vs. Time The "Power vs. Time" diagram covers four (UL or DL) subframe durations. This dia- gram is also part of the R&S CMW-KM700 functionality; see Power vs Time Diagram.
  • Page 37 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Fig. 2-20: WiMAX Multi Evaluation: CCDF The "FFT" trace shows the measured subframe power as calculated by the FFT block of the R&S CMW analyzer. The FFT power corresponds to the magnitude of the uneq- ualized received samples r , averaged over a selectable number of symbols in the measured subframe (see section...
  • Page 38 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description Calculation of peak values The "Peak" trace shows the largest of all measured EVM values for each symbol. In contrast to the "Average" traces in other diagrams, it is not based on the "Current" traces which are already averaged over the active subcarrier range.
  • Page 39 ® WiMAX Measurements R&S CMW-KM70x/-KS70x General Description The example below shows the "Spectral Flatness" and "Spectral Flatness Neighbor" traces for a WiMAX signal in frequency-selective fading conditions. Fig. 2-21: WiMAX Multi Evaluation: Spectral Flatness Spectral Flatness Neighbor The "Spectral Flatness Neighbor" trace shows the ratio of the power of subcarrier no k to the power of its neighbor subcarrier k–1.

  • Page 40: Application Sheets

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Application Sheets Hotkey Description "Measurement Overview" Switch to the overview dialog to display the result tables, see Measure- ment Results. "Graph Overview" Switch to the graph overview dialog to display all detailed views, see Graph Overview.

  • Page 41: Wimax Measurements (Remote Control)

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Application Sheets 2.3.1 WiMAX Measurements (Remote Control) This application sheet describes how to perform WiMAX multi evaluation measure- ments via remote control. 2.3.1.1 Configuring the Multi Evaluation Measurement The multi evaluation measurement has to be configured before it can be started. The following assumptions apply: ●...

  • Page 42: Using Wimax List Mode

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Application Sheets 2. Measure the burst power e.g. to perform a power calibration. Again a READ com- mand is used to start the measurement and to retrieve the results. READ:WIMax:MEAS:MEValuation:BPOWer:AVERage? 3. Group commands allow to measure and retrieve not only one result, but a list of results measured on the same bursts.
  • Page 43 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Application Sheets In list mode, the R&S CMW provides all types of multi-evaluation measurement results. The results appear in the "Measurement Overview" table. List mode requires option R&S CMW-KM012. Initial trigger The list mode is most conveniently triggered using an "IF Power" trigger. It is recom- mended to initiate the measurement before the WiMAX uplink (UL) or downlink (DL) signal is turned on.
  • Page 44 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Application Sheets CONFigure:WIMax:MEAS:MEValuation:LIST:RESult ON, ON, ON, OFF, CONFigure:WIMax:MEAS:MEValuation:LIST ON 4. Initiate the measurement; check validity of results . INITiate:WIMax:MEAS:MEValuation <Turn on your UL signal source (e.g. a mobile phone). List mode will be triggered on the first active UL subframe.> FETCh:WIMax:MEAS:MEValuation:LIST:RETurncode? 5.

  • Page 45: Gui Reference

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Fig. 2-22: WiMAX list mode results Invalid results Invalid results are not displayed, the measurement dialog shows three dashes ("– – –"). In remote control, an invalid result in a particular segment is returned as "INV". The response 0,-1.624689E+001,-1.623206E+001,INV,-1.623810E+001, -3.162469E+001,-3.162503E+001 indicates an invalid result in segment 3, valid...

  • Page 46: Measurement Control

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference ● Measurement Control....................46 ● Signal Routing and Analyzer Settings..............46 ● Measurement Control Settings................49 ● Measurement Parameters..................51 ● Zone Definition......................54 ● Map of Bursts......................55 ● Advanced Settings....................58 ● Trigger Settings.......................61 ● Limit Settings......................63 ●...
  • Page 47 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Fig. 2-23: Multi evaluation configuration: Signal routing and analyzer settings Scenario Configures the R&S CMW for "Standalone" WiMAX multi evaluation measurements or for measurements that are intended to be run in parallel to the "WiMAX Signaling" application.
  • Page 48 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Depending on your hardware configuration there may be dependencies between both parameters. Select the RF connector first. The "Converter" parameter offers only val- ues compatible with the selected RF connector. Remote command: ROUTe:WIMax:MEAS<i>:SCENario:SALone External Attenuation (Input) Defines the value of an external attenuation (or gain, if the value is negative) in the input path.

  • Page 49: Measurement Control Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference For OFDMA signals, the appropriate values depend on the modulation scheme. A typi- cal value (crest factor for QPSK modulation) is +10 dB. The "User Margin" setting is ignored while the list mode is active. Remote command: CONFigure:WIMax:MEAS<i>:RFSettings:UMARgin 2.4.3 Measurement Control Settings...
  • Page 50 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Statistic Count Defines the number of measurement intervals per measurement cycle (statistics cycle, single-shot measurement). This value is also relevant for continuous measurements, because the averaging procedures depend on the statistic count. In the WiMAX multi evaluation measurement, the measurement interval is completed when the R&S CMW has measured an UL or DL subframe and acquired a full set of measurement results.

  • Page 51: Measurement Parameters

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference The control region at the beginning of an uplink subframe carries signaling information so that the symbols do not have to be used continuously. The burst length check accounts for this discontinuous behavior, accepting active or inactive control region symbols but only active symbols in the subsequent burst.
  • Page 52 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference "Uplink col. Uplink signal configured for Space-Time Coding (collaborative spatial MIMO Tx0" multiplexing, collaborative MIMO). The R&S CMW expects an uplink tile structure according to standard P802.16Rev2/D2, section 8.4.8.1.5, "Antenna 0 (Pattern A)". Compared to the original UL PUSC tile shown above, two pilot subcarriers are replaced by null subcarriers.
  • Page 53 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference In the mandatory UL and DL permutation schemes, an FFT size of 512 corresponds to 420 subcarriers, an FFT size of 1024 corresponds to 840 subcarriers (including data subcarriers, pilot subcarriers, and null subcarriers for the guard bands, but excluding the DC subcarrier).

  • Page 54: Zone Definition

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference ID Cell Defines the "ID Cell" parameter which determines the PN series modulating the pream- ble subcarriers for each segment (DL); see e.g. standard P802.16Rev2/D2, section 8.4.6.1.1. The "ID Cell" also affects the pilot symbols (UL and DL). The ID Cell must be set in accordance with the properties of the measured DL signal.

  • Page 55: Map Of Bursts

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Perm Base Specifies the UL_PermBase or DL_PermBase parameters which define the assign- ment of tiles or clusters to subchannels; see Frame Settings and Burst Selection. Remote command: CONFigure:WIMax:MEAS<i>:MEValuation:PBASe 2.4.6 Map of Bursts The "Map of Bursts" parameters in section "Measurement Parameters" select the ana- lyzed burst within the measured PUSC zone.
  • Page 56 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference The slot duration is defined by the bandwidth (BW) of the measured signal and the length of the cyclic prefix (CP); see standard P802.16Rev2/D2, section 8.4.2. The bandwidth determines the FFT size N and the sampling frequency F .
  • Page 57 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Symbols Specifies the width of the rectangular DL burst as a number of symbols. The value must be an integer multiple of 2, because the DL slot duration corresponds to 2 symbol times. This parameter is not used for UL signals. The "Meas.

  • Page 58: Advanced Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Modulation Specifies the modulation scheme of the analyzed burst. The R&S CMW supports the following modulation schemes: QPSK, 16QAM, 64QAM (for DL bursts). Note: In list mode, the modulation scheme must be equal for all measured steps. Remote command: CONFigure:WIMax:MEAS<i>:MEValuation:MODulation 2.4.7 Advanced Settings...
  • Page 59 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference "Payload" Channel estimation over the pilot/preamble plus all payload symbols. This method can improve all results that depend on the channel esti- mation (EVM, I/Q Imbalance, spectral flatness, CINR) but may slow down the measurement. Remote command: CONFigure:WIMax:MEAS<i>:MEValuation:CESTimation Coarse Frequency Estimation...
  • Page 60 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference "WMAN" The first-adjacent and second-adjacent channels are assumed to be occupied by WMAN channels. The ACP is measured in a WiMAX channel filter with a bandwidth equal to the bandwidth of the mea- sured signal.

  • Page 61: Trigger Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference "Check Burst Start" is always enabled (and grayed) while Check Burst Length is on. Remote command: CONFigure:WIMax:MEAS<i>:MEValuation:CBSTart 2.4.8 Trigger Settings The "Trigger" settings configure the measurement trigger for the multi evaluation mea- surement. Fig.
  • Page 62 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference A low threshold may be required to ensure that the R&S CMW can always detect the input signal. A higher threshold can prevent unintended trigger events. Remote command: TRIGger:WIMax:MEAS<i>:MEValuation:LEVel Minimum Trigger Gap Defines a minimum duration of the power-down periods (gaps) between two triggered power pulses.

  • Page 63: Limit Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Bandwidth Sample duration Max. offset / samples Time / ms 8.75 MHz 1 sample = 1/10 μs ±784000 ±70 3.5 MHz 1 sample = 1/4 μs ±560000 ±50 7 MHz 1 sample = 1/8 μs ±392000 ±35 Note: In list mode, the trigger offset is ignored.
  • Page 64 ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Modulation Defines upper limits for the modulation results and enables or disables the limit check. The limits for the "Frequency Error" and the "IQ Imbalance" parameters are symmetric: the absolute values of the results must not exceed the specified limits. Remote command: CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:MODulation:FERRor CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:MODulation:SCLKerror...

  • Page 65: List Configuration

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Spectrum Emission Mask > Mask Definition Shows the values of the predefined emission masks. You can modify the values after selecting the "User Defined" mask. "Integration Bandwidth" refers to the frequency range over which the R&S CMW integrates the emission power in order to calculate the spectrum.

  • Page 66: Additional Hotkeys

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference Segments Defines the number of measured segments. A segment is a sequence of 5 ms WiMAX subframes ("Steps") which the R&S CMW measured at constant frequency and expec- ted nominal power settings. A maximum of 55 segments, each with up to 10 steps (subframes), can be measured.

  • Page 67: Measurement Results

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x GUI Reference List Config. > Assign Measurement Enables groups of list mode results. The following groups are available: ● Power: burst power, preamble power (DL), subframe power (DL), crest factor, RSSI (DL) ● ACP: absolute and relative adjacent channel power ●...

  • Page 68: Programming

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Programming All results appear in a single diagram. This diagram shows the most important "Gen- eral Settings" of the measurement. Moreover, it provides a statistical evaluation over a configurable number of successive measured subframes. See also: "Statistical Results" in the R&S CMW user manual, chapter "System Over- view"...

  • Page 69: Key Features

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference For additional examples refer to the application sheet WiMAX Measurements (Remote Control). See also: "Remote Control" in the R&S CMW user manual 2.5.1 Key Features The WiMAX multi evaluation measurement is programmed as follows: ●...

  • Page 70: Conventions And General Information

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ● Conventions and General Information..............70 ● General Measurement Settings................74 ● Multi Evaluation Measurement Commands............78 2.6.1 Conventions and General Information The following sections describe the most important conventions and general informa- tion concerning the command reference.
  • Page 71 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference See also: "Statistical Results" in the R&S CMW user manual, chapter "System Over- view" 2.6.1.4 Values for RF Path Selection To select an RF input path, you must specify an RF connector and an RX module (con- verter).
  • Page 72 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Indicates the lowest software version supporting the command. Command enhancements in later software versions are also indicated. 2.6.1.6 Reliability Indicator The first value in the output arrays of FETCh...?, READ...? and CALCulate...? queries indicates the most severe error that has occurred during the measurement. Example for an output array: 0, 10.22, 10.15, 10.01, 10.29, 100 (reliability = 0, followed by 5 numeric measurement values).
  • Page 73 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ● 19 (Call not Established): For measurements: The measurement could not be started because no signaling connection to the DUT was established. For DAU IMS service: Establishing a voice over IMS call failed. ●...

  • Page 74: General Measurement Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference The DAU has received no response, for example for a ping request. ● 52 (Connection Error): The DAU could not establish a connection to internal components. Please restart the instrument. ● 53 (Configuration Error): The current DAU configuration by the user is incomplete or wrong and could not be applied.
  • Page 75 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference 2.6.2.1 Analyzer Settings The following commands configure the RF input path..............75 CONFigure:WIMax:MEAS<i>:RFSettings:ENPower .............75 CONFigure:WIMax:MEAS<i>:RFSettings:UMARgin ............75 CONFigure:WIMax:MEAS<i>:RFSettings:FREQuency CONFigure:WIMax:MEAS<i>:RFSettings:ENPower <ExpNomPwr> Sets the expected nominal power of the measured RF signal. Parameters: <ExpNomPwr> The range of the expected nominal power can be calculated as follows: Range (Expected Nominal Power) = Range (Input Power) + External Attenuation - User Margin.
  • Page 76 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Frequency" on page 48 2.6.2.2 Signal Routing The following commands select the connector for the generator and define an external attenuation value..................76 ROUTe:WIMax:MEAS<i>:SCENario? ..........76 CONFigure:WIMax:MEAS<i>:MEValuation:SCENario:ACTivate ..............76 ROUTe:WIMax:MEAS<i>:SCENario:SALone ............77 ROUTe:WIMax:MEAS<i>:SCENario:CATalog:CSPath? ..............
  • Page 77 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameters: <RXConnector> RF connector for the input path <RXConverter> RX module for the input path Firmware/Software: V1.0.15.20 Manual operation: "Scenario" on page 47 ROUTe:WIMax:MEAS<i>:SCENario:CATalog:CSPath? Queries the possible master firmware applications for a combined signal path scenario. Return values: <SourceList>...

  • Page 78: Multi Evaluation Measurement Commands

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <RFConverter> RX module for the input path Usage: Query only Firmware/Software: V2.0.10 Manual operation: "Scenario" on page 47 CONFigure:WIMax:MEAS<i>:RFSettings:EATTenuation <RFInputExtAtt> Defines an external attenuation (or gain, if the value is negative), to be applied to the RF input connector.
  • Page 79 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference INITiate:WIMax:MEAS<i>:MEValuation STOP:WIMax:MEAS<i>:MEValuation ABORt:WIMax:MEAS<i>:MEValuation Starts, stops, or aborts the measurement: ● INITiate... starts or restarts the measurement; the R&S CMW enters the "RUN" state. ● STOP... causes a running measurement to stop after the current evaluation period is terminated and valid results are available;...

  • Page 80: Statistical Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference FETCh:WIMax:MEAS<i>:MEValuation:STATe:ALL? Queries the main measurement state and the measurement substates. Both measure- ment substates are relevant for running measurements only. Use FETCh:...:STATe? to query the main measurement state only. Use INITiate..., STOP..., ABORt... to change the measurement state. See also: "Measurement Control"...
  • Page 81 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ............82 CONFigure:WIMax:MEAS<i>:MEValuation:CAPLength ............ 83 CONFigure:WIMax:MEAS<i>:MEValuation:MOEXception ............83 CONFigure:WIMax:MEAS<i>:MEValuation:CBLength CONFigure:WIMax:MEAS<i>:MEValuation:TOUT <Timeout> Defines a timeout for the measurement. The timer is started when the measurement is initiated via a READ or INIT command. It is not started if the measurement is initiated manually (ON/OFF key or RESTART/STOP key).
  • Page 82 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameters: <SCONdition> NONE | SLFail NONE: Continue measurement irrespective of the limit check SLFail: Stop measurement on limit failure *RST: NONE Firmware/Software: V1.0.6.0 Manual operation: "Stop Condition" on page 49 CONFigure:WIMax:MEAS<i>:MEValuation:SCOunt <StatisticCount> Specifies the statistic count of the measurement. The statistic count is equal to the number of measurement intervals per single shot.

  • Page 83: Measurement Parameters

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:MEAS<i>:MEValuation:MOEXception <MOExcept> Specifies whether measurement results that the R&S CMW identifies as faulty or inac- curate are rejected. Parameters: <MOExcept> ON | OFF ON: Results are never rejected OFF: Faulty results are rejected *RST: Firmware/Software: V1.0.6.0 Manual operation:...
  • Page 84 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:MEAS<i>:MEValuation:LMODe <Linkmode> Selects the link and the subchannel allocation mode. The R&S CMW can analyze uplink or downlink signals. Parameters: <Linkmode> UPLink | DOWNlink | UMT0 | UMT1 UPLink: Uplink DOWNlink: Downlink UMT0: Uplink collaborative MIMO Tx0 UMT1: Uplink collaborative MIMO Tx1 *RST: Firmware/Software: V1.0.0.4...
  • Page 85 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameters: <SROTation> ON | OFF ON: Subchannel rotation enabled OFF: Subchannel rotation disabled *RST: Firmware/Software: V1.0.10.1 Manual operation: "Subchannel Rotation" on page 53 CONFigure:WIMax:MEAS<i>:MEValuation:IDCell <IDCell> Defines the ID Cell parameter of the measured signal. Parameters: <IDCell>...

  • Page 86: Zone Definition

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <ACP> OFF | ON Adjacent Channel Power *RST: <EVS> OFF | ON EVM vs. Symbol *RST: <EVC> OFF | ON EVS vs. Carrier *RST: <CCDF> OFF | ON Complementary Cumulative Distribution Function *RST: Firmware/Software: V1.0.10.1 (EVS, EVC, CCDF added in V1.0.10.50) Manual operation: "Multi Evaluation >...

  • Page 87: Map Of Bursts

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ............87 CONFigure:WIMax:MEAS<i>:MEValuation:ZLENgth ............87 CONFigure:WIMax:MEAS<i>:MEValuation:CRLength ..............87 CONFigure:WIMax:MEAS<i>:MEValuation:PBASe CONFigure:WIMax:MEAS<i>:MEValuation:ZLENgth <Zonelength> Specifies the duration of the measured zone as an integer number of OFDMA symbols. Parameters: <Zonelength> Range: 3 | 6 | 9 | 12 | 15 | 18 | 21 for the uplink, 2 | 4 ... | 34 for the downlink *RST: 21 (UL) or 34 (DL)
  • Page 88 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameter dependencies The ranges of the "Map of Bursts" parameters depend on the selected bandwidth and zone length; see Dependencies between Measurement Parameters. The values quo- ted in the command descriptions correspond to the largest parameter ranges............
  • Page 89 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Subchannel Offset" on page 56 CONFigure:WIMax:MEAS<i>:MEValuation:NOOSymbols <Symbols> Specifies the width of the rectangular burst as a number of symbols (DL). The value must be an integer multiple of 2 (the DL slot duration). It must not exceed the selected "zone length"...

  • Page 90: Advanced Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Modulation" on page 58 2.6.3.6 Advanced Settings The "Advanced Settings" control the details of the signal processing stages. CONFigure:WIMax:MEAS<i>:MEValuation:PILots <PILots> Selects the algorithm that the R&S CMW uses for pilot detection. Parameters: <PILots>...
  • Page 91 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameters: <FFTOffset> Range: -100 samples to 128 samples *RST: -32 samples Default unit: samples Firmware/Software: V1.0.10.1 Manual operation: "FFT Start Offset" on page 59 CONFigure:WIMax:MEAS<i>:MEValuation:ACPScenario <ACPScenario> Selects the ACP scenario, determining the receiver filter bandwidth in the adjacent channels.

  • Page 92: Trigger Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:MEAS<i>:MEValuation:IQSWap <IQswap> Enables or disables swapped I and Q data. Parameters: <IQswap> OFF | ON *RST: Firmware/Software: V2.1.10 Manual operation: "IQ Swap" on page 60 CONFigure:WIMax:MEAS<i>:MEValuation:CBSTart <CheckBurstStart> Enables or disables the "Check Burst Start" mechanism. "Check Burst Start" is always enabled (and CONFigure:WIMax:MEAS<i>:MEValuation:CBSTart is ignored) while "Check Burst Length"...
  • Page 93 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameters: <Source> 'IF Power': IF power trigger (received power) 'Base1: External TRIG A': External trigger fed in at TRIG A connector 'Base1: External TRIG B': External trigger fed in at TRIG B connector 'WiMAX Sig1: FrameTrigger': First output trigger (by default: DL frame trigger) from a running "WiMAX Signaling"...

  • Page 94: Modulation Limit Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Parameters: <OFFset> Range: -1120E+3 samples to 1120E+3 samples for a 10- MHz bandwidth *RST: 0 samples Default unit: samples Firmware/Software: V1.0.10.1 Manual operation: "Trigger Offset" on page 62 TRIGger:WIMax:MEAS<i>:MEValuation:TODeac <TODeac> (De-)activates the trigger timeout mechanism. Parameters: <TODeac>...
  • Page 95 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Modulation" on page 64 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:MODulation:SCLKerror <SCLKerror>, <Enable> Selects the upper limit for the absolute value of the sample clock error. Parameters: <SCLKerror> Range: 0.01 ppm to 5 ppm *RST: 1 ppm Default unit: ppm (parts per million) <Enable>...
  • Page 96 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <Enable> ON | OFF ON: Enable limit check OFF: Disable limit check *RST: Firmware/Software: V1.0.6.0 Manual operation: "Modulation" on page 64 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:MODulation:IQIMbalance <LimGainImb>, <LimQuadrature>, <Enable> Selects the upper limit for the absolute values of the gain imbalance and the quadra- ture error.

  • Page 97: Spectrum Limit Settings

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <LimSFInnerLower> Inner minimum Range: -10 dB to 10 dB *RST: -2 dB Default unit: dB <LimSFInnerUpper> Inner maximum Range: -10 dB to 10 dB *RST: 2 dB Default unit: dB <LimSFn> Neighbor Range: -10 dB to 10 dB *RST: 0.4 dB...
  • Page 98 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ..........98 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:SEM:MASK ........98 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:SEM:MRELative ........98 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:SEM:MPOint<no> ........99 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:ACP:ACPabsolute ........100 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:ACP:ACPRelative CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:SEM:MASK <LimMask> Selects the limits to be applied to the "Spectrum Emission Mask" measurement. Parameters: <LimMask> IEEE | WMFP1 | WMFP2 | TTAWibro | UDEF IEEE: IEEE 802.16, section 8.5.2 WMFP1: WiMAX Forum Profile 3A Mask 1 WMFP2: WiMAX Forum Profile 3A Mask 2...
  • Page 99 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Suffix: <no> 1..9 SEM point number Parameters: <Enable> OFF | ON ON: Enable SEM at point <no> OFF: Disable SEM at point <no> *RST: For interval no. 1 to 8, where interval no. is between point <no>...

  • Page 100: Multi Evaluation List Mode

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <Enable> OFF | ON enable ACP limit check in all channels *RST: Firmware/Software: V2.1.10 Manual operation: "Adjacent Channel Power" on page 65 CONFigure:WIMax:MEAS<i>:MEValuation:LIMit:ACP:ACPRelative <firstChannel>, <secondChannel>, <Enable> Defines relative Adjacent Channel Power (ACP) limits in the first and second adjacent channels and enables the ACP limit check.
  • Page 101 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V2.0.10 Options: R&S CMW-KM012 Manual operation: "List Mode" on page 65 CONFigure:WIMax:MEAS<i>:MEValuation:LIST:COUNt <SegmentCount> Defines the number of segments in list mode. Every segment comprises 10 UL sub- frames at maximum. Parameters: <SegmentCount> Number of segments Range: 1 to 55...

  • Page 102: Measurement Results

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:MEAS<i>:MEValuation:LIST:RESult[:ALL] <Power>, <Modulation>, <IQ>, <ACP>, <SEM> Enables groups of list mode results. Enabling a group increases the number of result values of the FETCh..? and READ...? commands which are related to this group: The command return results for each measured step, instead of a result for a single step.
  • Page 103 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ..........103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:CURRent? ..........103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:AVERage? ..........103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:MAXimum? ..........103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:MINimum? ..........103 READ:WIMax:MEAS<i>:MEValuation:EVM:ALL:CURRent? ..........103 READ:WIMax:MEAS<i>:MEValuation:EVM:ALL:AVERage? ..........103 READ:WIMax:MEAS<i>:MEValuation:EVM:ALL:MAXimum? ..........103 READ:WIMax:MEAS<i>:MEValuation:EVM:ALL:MINimum? ........... 104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:CURRent? ...........104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:AVERage? .......... 104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:MAXimum? ........... 104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:MINimum? ..........
  • Page 104 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V1.0.0.4 For additional information concerning syntax elements and returned values refer to Conventions and General Information. FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:MINimum? READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:CURRent? READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:AVERage? READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:MAXimum? READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:MINimum? Returns the values of the EVM measurement results, averaged over all data symbols. The current, average, maximum and minimum results can be retrieved.
  • Page 105 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MINimum? READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:CURRent? READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:AVERage? READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MAXimum? READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MINimum? Returns the values of the unmodulated EVM measurement results for uplink signals. The current, average, maximum and minimum results can be retrieved. Return values: <Reliability> Reliability Indicator <UnmodulatedEvm>...
  • Page 106 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ..........107 READ:WIMax:MEAS<i>:MEValuation:QERRor:AVERage? ..........107 READ:WIMax:MEAS<i>:MEValuation:QERRor:MAXimum? ..........107 READ:WIMax:MEAS<i>:MEValuation:QERRor:MINimum? FETCh:WIMax:MEAS<i>:MEValuation:IQOFfset:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:IQOFfset:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:IQOFfset:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:IQOFfset:MINimum? READ:WIMax:MEAS<i>:MEValuation:IQOFfset:CURRent? READ:WIMax:MEAS<i>:MEValuation:IQOFfset:AVERage? READ:WIMax:MEAS<i>:MEValuation:IQOFfset:MAXimum? READ:WIMax:MEAS<i>:MEValuation:IQOFfset:MINimum? Returns the I/Q offset of all symbols. The current, average, maximum and minimum values can be retrieved. Return values: <Reliability>...
  • Page 107 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference FETCh:WIMax:MEAS<i>:MEValuation:QERRor:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:QERRor:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:QERRor:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:QERRor:MINimum? READ:WIMax:MEAS<i>:MEValuation:QERRor:CURRent? READ:WIMax:MEAS<i>:MEValuation:QERRor:AVERage? READ:WIMax:MEAS<i>:MEValuation:QERRor:MAXimum? READ:WIMax:MEAS<i>:MEValuation:QERRor:MINimum? Returns the quadrature mismatch derived from the I/Q imbalance. The current, aver- age, maximum and minimum values can be retrieved. Return values: <Reliability> Reliability Indicator <QuadratureErr>...
  • Page 108 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference READ:WIMax:MEAS<i>:MEValuation:CFERror:MAXimum? READ:WIMax:MEAS<i>:MEValuation:CFERror:MINimum? Returns the center frequency error. The current, average, maximum and minimum val- ues can be retrieved. Return values: <Reliability> Reliability Indicator <CenterFreqError> Range: -999.9 Hz to 999.9 Hz Default unit: Hz Usage: Query only Firmware/Software: V1.0.0.4...
  • Page 109 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference ..........110 READ:WIMax:MEAS<i>:MEValuation:BPOWer:MINimum? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:PPOWer:CURRent? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:PPOWer:AVERage? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:PPOWer:MAXimum? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:PPOWer:MINimum? ..........110 READ:WIMax:MEAS<i>:MEValuation:PPOWer:CURRent? ..........110 READ:WIMax:MEAS<i>:MEValuation:PPOWer:AVERage? ..........110 READ:WIMax:MEAS<i>:MEValuation:PPOWer:MAXimum? ..........110 READ:WIMax:MEAS<i>:MEValuation:PPOWer:MINimum? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:CURRent? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:AVERage? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:MAXimum? ..........110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:MINimum? ..........
  • Page 110 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference READ:WIMax:MEAS<i>:MEValuation:BPOWer:MAXimum? READ:WIMax:MEAS<i>:MEValuation:BPOWer:MINimum? Returns the average power in the selected burst. The current, average, maximum and minimum values can be retrieved. Return values: <Reliability> Reliability Indicator <BurstPower> Range: -100 dBm to 57 dBm Default unit: dBm Usage: Query only Firmware/Software: V1.0.0.4...
  • Page 111 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Return values: <Reliability> Reliability Indicator <SubframePower> Range: -100 dBm to 57 dBm Default unit: dBm Usage: Query only Firmware/Software: V1.0.4.11 For additional information concerning syntax elements and returned values refer to Conventions and General Information.
  • Page 112 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <RSSI> Range: -100 dBm to 57 dBm Default unit: dBm Usage: Query only Firmware/Software: V1.0.4.11 For additional information concerning syntax elements and returned values refer to Conventions and General Information. FETCh:WIMax:MEAS<i>:MEValuation:CFACtor:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:CFACtor:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:CFACtor:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:CFACtor:MINimum? READ:WIMax:MEAS<i>:MEValuation:CFACtor:CURRent? READ:WIMax:MEAS<i>:MEValuation:CFACtor:AVERage?
  • Page 113 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference .............113 READ:WIMax:MEAS<i>:MEValuation:OBW:AVERage? ............ 113 READ:WIMax:MEAS<i>:MEValuation:OBW:MAXimum? ............. 113 READ:WIMax:MEAS<i>:MEValuation:OBW:MINimum? FETCh:WIMax:MEAS<i>:MEValuation:CINR:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:CINR:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:CINR:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:CINR:MINimum? READ:WIMax:MEAS<i>:MEValuation:CINR:CURRent? READ:WIMax:MEAS<i>:MEValuation:CINR:AVERage? READ:WIMax:MEAS<i>:MEValuation:CINR:MAXimum? READ:WIMax:MEAS<i>:MEValuation:CINR:MINimum? Returns the Carrier to Interference and Noise Ratio (CINR) for downlink results. The current, average, maximum and minimum values can be retrieved. Return values: <Reliability>...
  • Page 114 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference Spectral Flatness The following commands return the spectral flatness results; see Spectral Flatness.............114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:CURRent? ........... 114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:AVERage? ...........114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:MAXimum? ............114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:MINimum? .............114 READ:WIMax:MEAS<i>:MEValuation:SPFL:CURRent? ............ 114 READ:WIMax:MEAS<i>:MEValuation:SPFL:AVERage? ............114 READ:WIMax:MEAS<i>:MEValuation:SPFL:MAXimum? .............114 READ:WIMax:MEAS<i>:MEValuation:SPFL:MINimum? FETCh:WIMax:MEAS<i>:MEValuation:SPFL:CURRent? FETCh:WIMax:MEAS<i>:MEValuation:SPFL:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:SPFL:MAXimum? FETCh:WIMax:MEAS<i>:MEValuation:SPFL:MINimum? READ:WIMax:MEAS<i>:MEValuation:SPFL:CURRent?
  • Page 115 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference FETCh:WIMax:MEAS<i>:MEValuation:SEM:MARGin:AVERage? READ:WIMax:MEAS<i>:MEValuation:SEM:MARGin:AVERage? Returns all spectral emission mask margins. The return contains eight values at "left" frequencies (below the nominal RF carrier frequency), eight values at "right" frequen- cies. Use FETCh:WIMax:MEAS<i>:MEValuation:SEM:FREQuency:AVERage? retrieve the frequency values where the margins are reached in each frequency inter- val.
  • Page 116 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference .........116 FETCh:WIMax:MEAS<i>:MEValuation:ACPabsolute:CURRent? ........116 FETCh:WIMax:MEAS<i>:MEValuation:ACPabsolute:AVERage? ........116 FETCh:WIMax:MEAS<i>:MEValuation:ACPabsolute:MAXimum? .........116 FETCh:WIMax:MEAS<i>:MEValuation:ACPabsolute:MINimum? .......... 116 READ:WIMax:MEAS<i>:MEValuation:ACPabsolute:CURRent? ..........116 READ:WIMax:MEAS<i>:MEValuation:ACPabsolute:AVERage? ......... 116 READ:WIMax:MEAS<i>:MEValuation:ACPabsolute:MAXimum? .......... 116 READ:WIMax:MEAS<i>:MEValuation:ACPabsolute:MINimum? ......... 116 FETCh:WIMax:MEAS<i>:MEValuation:ACPRelative:CURRent? ......... 116 FETCh:WIMax:MEAS<i>:MEValuation:ACPRelative:AVERage? ........116 FETCh:WIMax:MEAS<i>:MEValuation:ACPRelative:MAXimum? ......... 116 FETCh:WIMax:MEAS<i>:MEValuation:ACPRelative:MINimum? ...........116 READ:WIMax:MEAS<i>:MEValuation:ACPRelative:CURRent? ..........
  • Page 117 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference READ:WIMax:MEAS<i>:MEValuation:ACPRelative:AVERage? READ:WIMax:MEAS<i>:MEValuation:ACPRelative:MAXimum? READ:WIMax:MEAS<i>:MEValuation:ACPRelative:MINimum? Returns the relative adjacent channel power (ACP) in the first and second adjacent channels. The current, average, maximum and minimum values can be retrieved. Return values: <Reliability> Reliability Indicator <ACPRelMinus2> APC relative, channel –2 <ACPRelMinus1>...
  • Page 118 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference The number to the left of each result parameter is provided for easy identification of the parameter position within the result array. Return values: <1_Reliability> Reliability Indicator <2_EVMallCarr> Range: -100 dB to 0 dB <3_EVMdataCarr>...
  • Page 119 ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference READ:WIMax:MEAS<i>:MEValuation:SPECtrum:CURRent? READ:WIMax:MEAS<i>:MEValuation:SPECtrum:AVERage? Returns the adjacent channel power (ACP) and the spectral emission mask results. The current, average, maximum and minimum values can be retrieved. The number to the left of each result parameter is provided for easy identification of the parameter position within the result array.

  • Page 120: Additional Commands

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x Command Reference <UEpower> comma-separated values Usage: Query only Firmware/Software: V2.0.10 For additional information concerning syntax elements and returned values refer to Conventions and General Information. FETCh:WIMax:MEAS<i>:MEValuation:TRACe:SEM:AVERage? FETCh:WIMax:MEAS<i>:MEValuation:TRACe:SEM:XSCale? Returns the values of the average Spectrum Emission Mask traces. The ...XSCale? command returns the x-axis (frequency) values for each result.

  • Page 121: List Of Commands

    ® WiMAX Measurements R&S CMW-KM70x/-KS70x List of Commands Parameters: <AverageMode> LINear | LOGarithmic *RST: LINear Firmware/Software: V1.0.15.20 Manual operation: "Display > Averaging Mode" on page 67 2.7 List of Commands ABORt:WIMax:MEAS<i>:MEValuation......................79 CONFigure:WIMax:MEAS<i>:MEValuation:ACPScenario................91 CONFigure:WIMax:MEAS<i>:MEValuation:BWIDth..................84 CONFigure:WIMax:MEAS<i>:MEValuation:CAPLength..................82 CONFigure:WIMax:MEAS<i>:MEValuation:CBLength..................83 CONFigure:WIMax:MEAS<i>:MEValuation:CBSTart..................92 CONFigure:WIMax:MEAS<i>:MEValuation:CESTimation................90 CONFigure:WIMax:MEAS<i>:MEValuation:CFEStimation................90 CONFigure:WIMax:MEAS<i>:MEValuation:CINR...................
  • Page 122 ® WiMAX Measurements R&S CMW-KM70x/-KS70x List of Commands CONFigure:WIMax:MEAS<i>:MEValuation:REPetition................... 81 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:ACPower.................86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:CCDF................86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:EVCarrier................ 86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:EVSYmbol..............86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:FFT................. 86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:IQ..................86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:PVTime................86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:SEMask................86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult:SPFLatness..............86 CONFigure:WIMax:MEAS<i>:MEValuation:RESult[:ALL]................85 CONFigure:WIMax:MEAS<i>:MEValuation:RNOofdmaslot................88 CONFigure:WIMax:MEAS<i>:MEValuation:ROINside..................88 CONFigure:WIMax:MEAS<i>:MEValuation:RSUBoffset................. 88 CONFigure:WIMax:MEAS<i>:MEValuation:RSYMoffset.................89 CONFigure:WIMax:MEAS<i>:MEValuation:SCENario:ACTivate..............76 CONFigure:WIMax:MEAS<i>:MEValuation:SCONdition................. 81 CONFigure:WIMax:MEAS<i>:MEValuation:SCOunt..................82 CONFigure:WIMax:MEAS<i>:MEValuation:SPAVerage................
  • Page 123 ® WiMAX Measurements R&S CMW-KM70x/-KS70x List of Commands FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:AVERage?...............103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:CURRent?............... 103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:MAXimum?..............103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:ALL:MINimum?............... 103 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:AVERage?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:CURRent?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:MAXimum?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:DATA:MINimum?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:PILot:AVERage?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:PILot:CURRent?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:PILot:MAXimum?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:PILot:MINimum?..............104 FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:AVERage?............105 FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:CURRent?............105 FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MAXimum?............105 FETCh:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MINimum?............105 FETCh:WIMax:MEAS<i>:MEValuation:GIMBalance:AVERage?..............106 FETCh:WIMax:MEAS<i>:MEValuation:GIMBalance:CURRent?..............106 FETCh:WIMax:MEAS<i>:MEValuation:GIMBalance:MAXimum?..............106 FETCh:WIMax:MEAS<i>:MEValuation:GIMBalance:MINimum?..............106 FETCh:WIMax:MEAS<i>:MEValuation:IQOFfset:AVERage?...............
  • Page 124 ® WiMAX Measurements R&S CMW-KM70x/-KS70x List of Commands FETCh:WIMax:MEAS<i>:MEValuation:SCPower:MAXimum?..............111 FETCh:WIMax:MEAS<i>:MEValuation:SCPower:MINimum?............... 111 FETCh:WIMax:MEAS<i>:MEValuation:SEM:FREQuency:AVERage?............115 FETCh:WIMax:MEAS<i>:MEValuation:SEM:MARGin:AVERage?..............115 FETCh:WIMax:MEAS<i>:MEValuation:SPECtrum:AVERage?..............118 FETCh:WIMax:MEAS<i>:MEValuation:SPECtrum:CURRent?..............118 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:AVERage?................114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:CURRent?................114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:MAXimum?................114 FETCh:WIMax:MEAS<i>:MEValuation:SPFL:MINimum?................114 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:AVERage?................110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:CURRent?................ 110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:MAXimum?............... 110 FETCh:WIMax:MEAS<i>:MEValuation:SPOWer:MINimum?................ 110 FETCh:WIMax:MEAS<i>:MEValuation:STATe:ALL?..................80 FETCh:WIMax:MEAS<i>:MEValuation:STATe?....................79 FETCh:WIMax:MEAS<i>:MEValuation:TRACe:PVTime:AVERage?............119 FETCh:WIMax:MEAS<i>:MEValuation:TRACe:PVTime:CURRent?.............119 FETCh:WIMax:MEAS<i>:MEValuation:TRACe:PVTime:XSCale?..............119 FETCh:WIMax:MEAS<i>:MEValuation:TRACe:SEM:AVERage?..............
  • Page 125 ® WiMAX Measurements R&S CMW-KM70x/-KS70x List of Commands READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:AVERage?..............104 READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:CURRent?..............104 READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:MAXimum?..............104 READ:WIMax:MEAS<i>:MEValuation:EVM:DATA:MINimum?..............104 READ:WIMax:MEAS<i>:MEValuation:EVM:PILot:AVERage?..............104 READ:WIMax:MEAS<i>:MEValuation:EVM:PILot:CURRent?...............104 READ:WIMax:MEAS<i>:MEValuation:EVM:PILot:MAXimum?..............104 READ:WIMax:MEAS<i>:MEValuation:EVM:PILot:MINimum?...............104 READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:AVERage?............105 READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:CURRent?............105 READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MAXimum?............105 READ:WIMax:MEAS<i>:MEValuation:EVM:UNModulated:MINimum?............105 READ:WIMax:MEAS<i>:MEValuation:GIMBalance:AVERage?..............106 READ:WIMax:MEAS<i>:MEValuation:GIMBalance:CURRent?..............106 READ:WIMax:MEAS<i>:MEValuation:GIMBalance:MAXimum?..............106 READ:WIMax:MEAS<i>:MEValuation:GIMBalance:MINimum?..............106 READ:WIMax:MEAS<i>:MEValuation:IQOFfset:AVERage?.................106 READ:WIMax:MEAS<i>:MEValuation:IQOFfset:CURRent?................. 106 READ:WIMax:MEAS<i>:MEValuation:IQOFfset:MAXimum?................ 106 READ:WIMax:MEAS<i>:MEValuation:IQOFfset:MINimum?................. 106 READ:WIMax:MEAS<i>:MEValuation:MOD:AVERage?................
  • Page 126 ® WiMAX Measurements R&S CMW-KM70x/-KS70x List of Commands READ:WIMax:MEAS<i>:MEValuation:SPECtrum:AVERage?..............119 READ:WIMax:MEAS<i>:MEValuation:SPECtrum:CURRent?...............119 READ:WIMax:MEAS<i>:MEValuation:SPFL:AVERage?................114 READ:WIMax:MEAS<i>:MEValuation:SPFL:CURRent?................114 READ:WIMax:MEAS<i>:MEValuation:SPFL:MAXimum?................114 READ:WIMax:MEAS<i>:MEValuation:SPFL:MINimum?................114 READ:WIMax:MEAS<i>:MEValuation:SPOWer:AVERage?................. 110 READ:WIMax:MEAS<i>:MEValuation:SPOWer:CURRent?................110 READ:WIMax:MEAS<i>:MEValuation:SPOWer:MAXimum?................ 110 READ:WIMax:MEAS<i>:MEValuation:SPOWer:MINimum?................110 ROUTe:WIMax:MEAS<i>:SCENario:CATalog:CSPath?................. 77 ROUTe:WIMax:MEAS<i>:SCENario:CSPath....................77 ROUTe:WIMax:MEAS<i>:SCENario:SALone....................76 ROUTe:WIMax:MEAS<i>:SCENario?......................76 ROUTe:WIMax:MEAS<i>?..........................77 STOP:WIMax:MEAS<i>:MEValuation......................79 TRIGger:WIMax:MEAS<i>:MEValuation:LEVel....................93 TRIGger:WIMax:MEAS<i>:MEValuation:MGAP....................93 TRIGger:WIMax:MEAS<i>:MEValuation:OFFSet:SAMPles................93 TRIGger:WIMax:MEAS<i>:MEValuation:SOURce..................92 TRIGger:WIMax:MEAS<i>:MEValuation:TODeac................... 94 User Manual 1173.9757.02 ─...

  • Page 127: Wimax Signaling

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x 3 WiMAX Signaling If the "WiMAX signaling" application is active, the R&S CMW emulates a WiMAX base station (BS) transmitting a WiMAX downlink signal to which the WiMAX mobile station (MS) under test can synchronize. The R&S CMW also provides the necessary higher- layer protocol functions so that the MS can perform initial ranging and registration in order to establish connectivity.

  • Page 128: What's New In This Revision

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x What's New in this Revision 3.1 What's New in this Revision This revision describes version 3.5.10 and later of the "WiMAX Signaling" firmware application. Compared to version 3.0.10, there are only editorial changes. Software Version To check your R&S CMW software version, open the "Setup"...
  • Page 129 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 3.2.1.2 Initiating Signaling Tests The base station (BS) signal generator is controlled like any real-time signal generator; Signaling and Connection Control. The WiMAX downlink (BS) signal is turned on as long as the "WiMAX Signaling" con- trol softkey indicates the "ON"...
  • Page 130 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description ● The result of the configurable MS power control test; see chapter 3.2.2.1, "MS Power Control Tests", on page 138. ● The CINR value that the MS under test reports in a CQICH Test (with option R&S CMW-KS701), see chapter 3.2.2.2, "Extensions for R&D Applications (Option R&S CMW-KS701)",...
  • Page 131 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Order of measurements The measurements may be performed in arbitrary order. In the "Network Entry Com- pleted" state, all measurements should provide valid results. 3.2.1.4 Connection Status Network entry and connection release involve a sequence of steps. The R&S CMW monitors the individual stages and displays the "Connection Status"...
  • Page 132 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Connection Sta- BS/R&S CMW state and actions MS state and actions tus (MS) Waiting for WiMAX Signaling on MS has transmitted initial CDMA ranging code and is waiting for CDMA RNG-RSP an anonymous CDMA RNG-RSP. After receiving the CDMA BS has received initial CDMA ranging code RNG-RSP, MS adjusts timing, frequency, and power.
  • Page 133 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Table 3-2: General states (sleep / idle / handover) State Meaning Invalid A test under the current conditions is invalid Request Under Process The user request for a test is under process Measurement is Running The measurement is running (no measurement specific state has arrived Measurement Idle...
  • Page 134 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description State Meaning Hand Over – MS Canceled The MS has canceled the handover process Hand Over – MS Scanning The MS is scanning the target BS Hand Over – Target BS HO The MS is being handed over to the target BS 3.2.1.5 Downlink Burst Selection The downlink (DL) subframe consists of the preamble which is followed by rectangular...
  • Page 135 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description WiMAX Frame Visualizer The frame visualizer in the "WiMAX Signaling Configuration" dialog shows the size of the configured DL and UL subframes with all selected bursts. 3.2.1.6 Uplink Burst Selection The uplink (UL) subframe consists of an optional control region and a number of UL bursts.
  • Page 136 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description FFT size (bandwidths) 512 (5.0 MHz, 3.5 MHz) 1024 (10 MHz, 8.75 MHz, 7.0 MHz) UL data subcarriers UL pilot subcarriers UL subchannels 1 to 17 1 to 35 The subcarrier powers are added to obtain the power in the preamble, in a particular subchannel, or in an entire zone.
  • Page 137 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description DL subchannel power A DL subchannel comprises 24 data subcarriers plus 4 pilot subcarriers. The individual subcarrier powers are accumulated to obtain the subchannel power. A possible boost factor ΔP .enhances the power of the pilot subcarriers. In logarithmic units, pilot + 10*log(24 + 4*ΔP subchannel...

  • Page 138: Special Test Capabilities

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 3.2.2 Special Test Capabilities The measurements described in this section are integrated in the "WiMAX Signaling" application. Some of the measurements require additional software options. 3.2.2.1 MS Power Control Tests The purpose of power control is to set the TX power of the MS under test to a desired level.
  • Page 139 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description CQICH Test In a CQICH test the R&S CMW allocates a Channel Quality Information Channel (CQICH) to the MS under test using a "CQICH Allocation IE" described in standard P802.16Rev2/D2, section 8.4.5.4.12. While the channel is allocated the MS transmits channel quality information (CQI) in subsequent frames.
  • Page 140 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description An R&S AMU200A fading simulator can be looped into the digital I/Q signal paths; fig- ure 3-4 shows the connection for a MIMO configuration. For a SISO configuration, the second DL channel connections (R&S CMW connectors DIG IQ OUT 4, DIG IQ IN/OUT 3, RF 3 COM) are not needed.
  • Page 141 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-4: Test setup for I/Q fading (2x2 MIMO) For background information on the digital I/Q board and many possible test setups (including fading tests) refer to the user manual "R&S CMW500 Protocol Testing – Test Setups and Use Cases"...
  • Page 142 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 3.2.2.4 Security Tests The R&S CMW provides security tests for MSs supporting the PKMv2 protocol and the EAP or EAP-TLS authentication type. Traffic encryption is also supported. The security sublayer and the protocol are described in IEEE Std. 802.16-2009, chapter 7. Authentication tests require an external Radius server.
  • Page 143 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description It is recommended to use the Message Analyzer to obtain detailed information about the MAC messages exchanged during a security test. Fig. 3-6: Security test in the Message Analyzer 3.2.2.5 Cell Reselection Tests In a cell reselection test, the R&S CMW broadcasts neighbor cell advertisement (MOB_NBR-ADV) messages to inform the MS about a neighbor cell signal.
  • Page 144 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-7: Flowchart for cell reselection tests The neighbor cell signal for cell reselection and handover tests must be provided by a second tester (R&S CMW no. 2). Serving cell and neighbor cell signal can be superim- posed externally using a combiner.
  • Page 145 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 2. From the serving cell BS (R&S CMW no. 1), initiate a WiMAX connection in the usual way and wait until the MS under test has completed network entry (see chap- ter 3.2.1.2, "Initiating Signaling Tests", on page 129 and chapter 3.2.1.3, "Perform-...
  • Page 146 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-9: Flowchart for handover tests To perform an MS-initiated handover test: 1. Establish the test setup with two testers as shown in figure 3-8. 2. From the serving cell BS (R&S CMW no. 1), initiate a WiMAX connection in the usual way and wait until the MS under test has completed network entry (see chap- ter 3.2.1.2, "Initiating Signaling...
  • Page 147 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description "Preamble Index" in accordance with the configuration of the neighbor cell BS (R&S CMW no. 2). The neighbor cell BS settings appear in the "Signal Init" section of the configuration dialog. See also chapter 3.4.4.22, "Handover Settings", on page 225.
  • Page 148 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 5. Command the mobile to send a DREG_REQ message with PSC I; see figure below. 6. Close the configuration dialog and observe the "Sleep Mode Status" in the "Con- nection Status" panel of the WiMAX Signaling main dialog. "Sleep and Idle Mode Status"...
  • Page 149 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 3.2.2.8 Idle Mode Tests Idle mode is an optional state in which the mobile station is periodically available for DL broadcast traffic without registration at a specific BS. The MS activity is restricted to scanning the preferred BS signals at discrete intervals, which saves power and opera- tional resources.
  • Page 150 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-11: Messages in idle mode tests In idle mode measurements such as PER, data application tests etc. are not suppor- ted. 3.2.2.9 Packet Error Rate Tests In a Packet Error Rate (PER) test the R&S CMW transmits user data for a definite time interval, corresponding to an integer number of DL frames which may be separated by unused frames.
  • Page 151 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description tions. You may also define the size and position of the traffic burst that carries the user data. The channel coding processes combine the DL data into encoding blocks the size of which is either given explicitly ("Payload Size") or implicitly, as a function of the number of transmitted frames, the DL burst parameters, and the "Data Rate"...

  • Page 152: Measurement Results (Description)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description The PER results are described in chapter 3.2.3.4, "PER Measurement Results (Description)", on page 154. 3.2.2.10 UL Burst Measurement In an uplink burst ("WiMAX Uplink Burst") measurement the R&S CMW measures a series of UL bursts and displays the global burst properties in three diagrams. This measurement is suitable for monitoring the behavior of the MS transmitter during a connection.
  • Page 153 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description channel quality information that is listed in the "MS Channel Report" panel. The infor- mation is updated every 2 s as long as the connection is maintained. Complete channel report Double-click the "Meas Reports" panel to display the full "MS Channel Report" informa- tion.
  • Page 154 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 3.2.3.2 MS Power Control The results of the MS power control test appear in the "MS Power Control" section. The power control test is configured in the MS Power Control section of the configura- tion dialog and started using the "MS Power Control"...
  • Page 155 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-15: WiMAX Signaling: PER results Packet error rate, depending on the "Ack Type"; see Packet Error Rate Tests. Estimated BER Coarse estimate for the Bit Error Rate (BER). The BER is the percentage of bits that the DUT received in error;...
  • Page 156 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 3.2.3.5 UL Burst Measurement Results The results of the "UL Burst" measurement appear in a common measurement dia- gram. Fig. 3-16: WiMAX Signaling: "UL Burst" results Power The subcarrier power is the power received on a single data or pilot subcarrier. For UL bursts, pilots are not boosted, so both subcarrier powers are expected to be approxi- mately equal.
  • Page 157 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description If timing adjustment is enabled (see Ranging Response Settings), the measured timing shift is expected to be within the specified symmetric "Timing Adjustment Limit" values. 3.2.3.6 Mobile Capabilities Upon initial ranging and registration, the WiMAX mobile station under test (DUT) reports its properties to the base station/R&S CMW and adjusts the physical parame- ters of the UL signal.
  • Page 158 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description MAC Version The MAC version implemented in the DUT, which is also reported in a RNG-REQ mes- sage. The displayed numbers 1 to 6 have the following meaning: Code number Conformance with IEEE Std. 802.16-2001 802.16c-2002 and predecessors 802.16a-2003 and predecessors...

  • Page 159: Introduction To Message Logging

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Mobility Features Indicates whether the DUT supports optional handover (HO), sleep mode and idle mode features. PSC denotes the power saving class (for sleep mode; see chap- ter 3.2.2.7, "Sleep Mode Tests", on page 147). DL Service Flows List of active downlink service flows, together with the service type, status, and trans- port connection identifier (CID).
  • Page 160 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description ● Starting the Tool....................160 ● Menu Bar.......................162 ● Views........................163 ● Configuring a Filter....................167 3.2.4.1 Starting the Tool To start message analyzer or message logger, 1. Open the "WiMAX signaling" firmware application and click/press "ON | OFF" until the "WiMAX Signaling"...
  • Page 161 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-18: Message Analyzer User Manual 1173.9757.02 ─ 04...
  • Page 162 ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Fig. 3-19: Message Logger 3.2.4.2 Menu Bar The menus of message analyzer and message logger are largely self-explanatory. The following table provides an overview. Some functions are also accessible via the tool- bar. The meaning of the toolbar buttons is indicated by tooltips and in the status bar. Table 3-7: Menus of Message Analyzer and Message Logger Menu Purpose...

  • Page 163: Main View

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Menu Purpose ● Clear the recorded logging data View ● Stop scrolling during the test session. When scrolling is continued, the messages collected meanwhile are added to the log. ● Display/hide screen elements ●...

  • Page 164: Message Decoder View

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Table contents: ● Information derived from message header: – Timestamp with a 1 ms resolution – Message type (e.g. MAC Management, Traffic Data, Ranging Parameters) – Primitive type (e.g. Request, Indication) – Type of Service Access Point (SAP), e.g. MAC, PHY, CS ●...

  • Page 165: Message Ascii View

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Message ASCII View Shows the message content in hexadecimal format and converted to 8 bit ASCII char- acters. Select a message in the main view to display its contents. Frame Visualizer View Visualizes the UL / DL subframe structure defined in UL-MAP / DL-MAP messages. Subframes may contain one or two zones.

  • Page 166: Dcd/Ucd Rate Decoder

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description DCD/UCD Rate Decoder Summarizes the most important parameters of DCD and UCD MAC management mes- sages, especially the modulation and coding characteristics assigned to the individual uplink or downlink interval usage codes (UIUC, DIUC). Select a DCD or UCD message in the main view to show its parameters.

  • Page 167: Debug Info

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description Debug Info This view shows information primarily for internal use. Error Logger Lists all error messages recorded since the view has been opened. These error mes- sages are generated by the R&S CMW when it detects an error. 3.2.4.4 Configuring a Filter A filter can be applied to the list of messages in the main view.

  • Page 168: Application Enabler

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x General Description 13. Select "Include". 14. Click "Add" to add the last criterion to the list "Defined filters". 15. Click "OK" to close the dialog and apply the filter. As a result the column "Msg Flow" contains only "Uplink" and the column "Message Type"...

  • Page 169: Application Sheets

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets Application Tests", on page 175) describes how to prepare the R&S CMW for data application tests and set up a connection. 3.3 Application Sheets Application sheets describe short application examples for select issues and provide related background information.
  • Page 170 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets The "Frequency" and "Bandwidth" must be supported by the MS, and the "TX1 Power Data Carrier" must be sufficient. 3. Open the configuration dialog and select a bidirectional RF connector, e.g. RF1 COM. If necessary, also adjust the "External Attenuation" and the "Expected Peak Envelope Power"...

  • Page 171: Wimax Signaling Tests (Remote Control)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets 2. Select Scenario: Combined Signal Path and ensure that the active "WiMAX Signal- ing" application is selected in the "Controlled by" list. 3. Close the configuration dialog, press ON | OFF to start the measurement, and watch the properties of the UL signal in the measurement dialog;...
  • Page 172 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets 3.3.2.2 Setting up a Network Connection A WiMAX network connection to the MS is a prerequisite for all signaling tests. The fol- lowing assumptions apply to the examples in this application sheet: ● Connector: the MS is connected to RF 2 COM for uplink and downlink ●...
  • Page 173 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets FETCh:WIMax:SIGN:MSCReport:CMEan? FETCh:WIMax:SIGN:MSCReport:CDEViation? FETCh:WIMax:SIGN:MSCReport:TXPower? FETCh:WIMax:SIGN:MSCReport:RMEan? FETCh:WIMax:SIGN:MSCReport:RDEViation? 3. Configure the packet error rate (PER) measurement to use the ping method over 1000 frames. Configure the DUT with the "IP Address Destination" in the "PER" settings section of the "WiMAX Signaling" configuration dialog. Start the measure- ment.
  • Page 174 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets The PER results appear in the main dialog of the "WiMAX PER" measurement. 3.3.2.4 Performing an MS Power Control Test In this example the signaling application commands the MS to change its output power.

  • Page 175: Wimax Data Application Tests

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets CONFigure:WIMax:SIGN:MSPControl:GVALue 2 CALL:WIMax:SIGN:TSCRipt:MSPControl 1 READ:WIMax:MEAS:MEValuation:BPOWer:AVERage? 3.3.3 WiMAX Data Application Tests This application sheet describes how to how to prepare the R&S CMW for data appli- cation tests and set up a connection. The main role of the R&S CMW is to provide a configurable WiMAX RF link to the DUT.
  • Page 176 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets Ethernet connection The server PC is connected to the R&S CMW using a cross-over LAN cable (dedicated network connection). LAN cable must be connected to port 1 of the LAN SWITCH board; the orange patch cable between port 1 of the LAN SWITCH board and the LAN REMOTE connector must be removed.
  • Page 177 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Application Sheets Configuring the R&S CMW as a router To exchange IP data between the server PC and the WiMAX DUT, you have to define (and test) the corresponding routes. To define the route from the server PC to the DUT, proceed as follows: 1.

  • Page 178: Gui Reference

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.3.3.4 WiMAX RF Link Configuration Application tests can be performed with varying RF signal properties. In the downlink, the application data is transmitted in a special DL traffic burst which ensures maximum data throughput. The burst extends over the entire bandwidth (all subchannels) and covers symbols no.

  • Page 179: Signaling And Connection Control

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.4.1 Signaling and Connection Control Signal transmission is turned on or off using the ON | OFF or RESTART | STOP keys. No other action is needed to initiate a connection between the tester and the DUT and enable signaling tests.

  • Page 180: Settings In The Main Dialog

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Table 3-9: Softkeys in the WiMAX Signaling dialog Softkey Measurement Configuration Description of Measurement Results "CQICH" chapter 3.4.4.19, "CQICH Measure- CQICH Channel Measurement ment Settings", on page 216 "MS Power Control" MS Power Control Settings MS Power Control "Message Analyzer"...
  • Page 181 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Bandwidth Selects the bandwidth of the WiMAX signal. The bandwidth setting determines the Size of the signal; it is also correlated with the number of DL Symbols per subframe. Remote command: CONFigure:WIMax:SIGN<i>:BWIDth TX1 / TX2 Power Data Carrier Sets the power that the R&S CMW uses for a single data subcarrier in the generated DL subframes.

  • Page 182: Settings In The Configuration Dialog

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.4.3.3 IPv4 Interface Configuration The parameters in the "IPv4 Interface Configuration" panel of the main dialog provide IP address settings. Fig. 3-24: IPv4 Interface Configuration For detailed information refer to chapter 3.4.4.14, "IPv4 Interface Settings", on page 207.

  • Page 183: Rf Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Scenario This parameter allows to switch between certain test situations that require different sets of parameters. Some parameters are only available for a specific scenario or have a different meaning depending on the scenario. The required test setup also depends on the scenario.
  • Page 184 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-25: Signaling Configuration: RF settings (TX DL MIMO Scenario) Second DL channel for MIMO tests Using two DL channels within a single "WiMAX Signaling" application requires options R&S CMW-KS701, R&S CMW-KS702, and a second RX and TX signal path (addi- tional options R&S CMW-B100A, CMW-B570 B, and CMW-B590A, provide 6 RF con- nectors).
  • Page 185 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference RF Output (TX) > External Attenuation (Output) Defines the value of an external attenuation (or gain, if the value is negative) in the out- put path. With an external attenuation of x dB, the power of the generated signal is increased by x dB.

  • Page 186: Shortcut Softkeys

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Note: The actual input power at the connectors must be within the level range of the selected RF input connector; refer to the data sheet. In the WiMAX signaling application, the expected peak envelope power must account for the transmitted (average) uplink power plus the crest factor.

  • Page 187: Frame Visualizer Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference See also Introduction to Message Logging. Fig. 3-27: Signaling Configuration: Message Analyzer Replication Configuration 3.4.4.5 Frame Visualizer Settings The "Frame Visualizer" at the top of the configuration dialog shows the size of the con- figured DL and UL subframes with all selected bursts.

  • Page 188: Signal Init Parameters

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-28: Signaling Configuration: Frame Visualizer Settings 3.4.4.6 Signal Init Parameters The "Signal Init" parameters define the basic physical properties of the generated BS signal and the essential transmitted information elements. Fig. 3-29: Signaling Configuration: Signal Init FFT Size Shows the FFT size used to recover the OFDMA signal in the frequency domain.
  • Page 189 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-30: Subcarrier types in the uplink OFDMA channel What has been said about FFT size and subchannels entails a dependence between the FFT size and logical subchannels; see table below. Systems with more bandwidth and higher FFT size support more subchannels.
  • Page 190 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-31: DL subframe with even number of symbols The available range of symbols depends on the selected bandwidth of the DL signal. For an overview of OFDMA channel parameters refer to the FFT Size description.
  • Page 191 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference DL Perm Base Specifies the DL_PermBase parameter which defines the assignment of downlink clus- ters of adjacent subcarriers to logical subchannels. Remote command: CONFigure:WIMax:SIGN<i>:SINit:DLPBase PRBS ID Specifies the PRBS_ID parameter of the DL zone. This parameter defines the Pseudo Random Bit Sequence (PRBS) which is used to generate the pilot sequence.
  • Page 192 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference "Send SBC- The R&S CMW sends a SBC-RSP message. After receiving a REG- RSP" REQ from the MS, the R&S CMW does not respond with a REG- RSP. The MS remains in the "Waiting for REG-RSP" state. "Send REG- The R&S CMW sends a REG-RSP message to complete registration RSP"...

  • Page 193: Ranging Response Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.4.4.7 Ranging Response Settings The "Ranging Response Settings" control the power and timing adjustment of the MS under test during initial and periodic ranging. The R&S CMW transmits the specified correction/adjustment values in its ranging response (RNG-RSP) messages, in response to the CDMA ranging request codes.

  • Page 194: Trigger Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference The timing adjustment settings for initial ranging and periodic ranging are independent from each other. Timing adjustment may take longer or even fail if the selected limit is too small. Remote command: CONFigure:WIMax:SIGN<i>:RRESponse:IRTCor CONFigure:WIMax:SIGN<i>:RRESponse:PRTCor Periodic Ranging >...
  • Page 195 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Frame Trigger Turns the frame trigger signal off or on. The frame trigger is available only as long as the R&S CMW generates a DL signals ("WiMAX Signaling: ON"). Remote command: CONFigure:WIMax:SIGN<i>:TRIGger:FTRigger CONFigure:WIMax:SIGN<i>:STRigger:FTRigger Offset Defines an offset of the frame trigger pulses relative to the start of the DL frames.

  • Page 196: Carrier To Noise Ratio Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Trigger on Uplink Burst Delays the output trigger by a downlink subframe duration: The trigger event coincides with the beginning of the uplink subframe. This trigger timing can be modified by an additional "Offset". "Trigger on Uplink Burst"...

  • Page 197: Burst Configuration (Downlink)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.4.4.10 Burst Configuration (Downlink) The "Burst Configuration" – "Downlink" parameters specify the properties of the differ- ent bursts in the DL subframe. Fig. 3-35: Signaling Configuration: Downlink Burst DL Pilot Boost Specifies the power of the pilot subcarriers relative to the power of the data carriers (the "TX Power Data Carrier"...
  • Page 198 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Preamble > Power Boost Defines the power of the preamble subcarriers relative to the power of the data carriers (the "TX Power Data Carrier" setting in the "RF Output" section). The preamble power is obtained from the accumulated subcarrier powers;...
  • Page 199 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference DL MAP > NI IE Selects the value of the NI power control parameter that the R&S CMW transmits OL, init in the DL-MAP. NI is the last estimated noise and interference level per subcarrier OL, init (in dBm) that the BS transmitted prior to mode change to passive open loop power control.

  • Page 200: Burst Configuration (Dl Traffic)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Management Burst > UCD > MS Max Transmit Power Specifies the maximum allowed MS transmit power ("MS transmit power limitation level"); see IEEE Std. 802.16-2009, table 571. The value can be specified in 1 dB steps starting from 0 dBm.
  • Page 201 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Subchannel Offset Specifies the start of the PER data burst on the subchannel axis. The logical subchan- nels are numbered starting from zero; an offset n means that subchannel no. n is the first logical subchannel of the burst.

  • Page 202: Burst Configuration (Uplink)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Dummy Data If "Dummy Data" is enabled, every DL subframe is filled with (dummy) traffic data, irre- spective of the connection status of the MS under test. Otherwise, traffic data is sent to the MS only after network entry has been completed.

  • Page 203: Service Flows

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference BW Allocation Interval With enabled BW allocation control: Specifies the UL subframes which the MS uses for the transmission of traffic data. With an interval of <n> subframes, every <n> sub- frame is used for transmission. In the gaps between the allocated subframes, no traffic data is sent.
  • Page 204 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference vant for tests which involve a management connection but no traffic data (e.g. CQICH tests, power control tests). Downlink The downlink service flow parameters configure the two downlink service flows 1 and 2 (fixed configuration).
  • Page 205 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference "Fixed" Use a single HARQ channel. This can reduce the data throughput, because the R&S CMW must wait for an acknowledgement message after sending a HARQ packet (--> empty DL subframes). "Multiple" Use the "Num ACK Channels" selected below. Remote command: CONFigure:WIMax:SIGN<i>:SFLow:DOWNlink:HARQackset:ACKChstate ACK Start Channel Index ←...
  • Page 206 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference The "UL Grant Scheduling Type" setting is only used during the creation of the UL ser- vice flow. It has no physical significance. Irrespective of the selected UL grant schedul- ing type, the scheduler is always set to use Unsolicited Grant Service (UGS; a require- ment for the WiMAX measurement application).

  • Page 207: Ipv4 Interface Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference "Force" Use the selected "Num Retransmissions", irrespective of the ACK/ NACK replies from the R&S CMW. Remote command: CONFigure:WIMax:SIGN<i>:SFLow:UPLink:HARQsettings:RETControl Service Flow 2 > HARQ Settings > Num Retransmissions Specifies the maximum number of retransmissions. This number is zero if "HARQ Retransmission Control"...
  • Page 208 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference IP Address - Stack / Sub Net Mask / Gateway / DNS Server Specifies IP address information that the R&S CMW uses while it performs a data application test. The IPv4 address settings do not affect the R&S CMW IP address in the "Setup"...

  • Page 209: Security Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference "Dynamic" The R&S CMW can reduce the size of the the traffic burst, if no user traffic data is available. No padding bits are transferred. Remote command: CONFigure:WIMax:SIGN<i>:IPPGenerator:BWMode DHCP Enables automatic assignment of the IP addresses. This setting is recommended if your network supports dynamic TCP/IP configuration using the Dynamic Host Configu- ration Protocol (DHCP).

  • Page 210: First Zone Definition

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-40: Signaling Configuration: Security settings PKMv2 Support Enables or disables authentication. The R&S CMW supports the Privacy Key Manage- ment protol version 2 (PKMv2); see section 7.2.2 in the standard. Authentication Type Sets the authentication type to be used (EAP-AKA or EAP-TLS) Radius (AAA) Server Config >...

  • Page 211: Second Zone Definition

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Downlink > Transmit First Zone On Both Channels Enables/disables the transmission of the preamble on the second antenna for MIMO matrix B ("STC Matrix B: PUSC", see Downlink > Downlink). Uplink Select a PUSC zone as a first uplink zone and enable/disable subchannel rotation. The uplink zone type is signaled to the DUT;...
  • Page 212 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference The following second zone configurations are intended for multiple antenna (MIMO) tests. They require option R&S CMW-KS702 (in addition to option R&S CMW-KS701) and a second front end (additional options R&S CMW-B100A, CMW-B570 B, and CMW-B590A).
  • Page 213 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Subchannel rotation is a renumbering scheme for UL data subchannels which is applied prior to OFDMA data mapping; for details refer to standard P802.16Rev2/D2, section 8.4.6.2.6. The BS can enable or disable subchannel rotation for UL PUSC zones using an UL Zone IE in the UL map.

  • Page 214: Ms Power Control Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-43: UL Symbol Offset (for an UL zone with 12 symbols) Remote command: CONFigure:WIMax:SIGN<i>:SZDefinition:USOFfset 3.4.4.18 MS Power Control Settings The "MS Power Control" parameters specify how the R&S CMW controls the TX power of the mobile station under test.
  • Page 215 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● Open Loop Pass Mode SS Reset: The MS must increase/decrease its TX power by the specified "Gain Value" plus a gain determined by the MS which may be reset. Remote command: CONFigure:WIMax:SIGN<i>:MSPControl:MODE Message Type Selects the MAC management message type or physical layer information element (IE) used for power control.

  • Page 216: Cqich Measurement Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Start Frame Specifies the "start-frame" field in the PMC_RSP message. This parameter delays the activation of the signaled power control mode by an integer number of frames. The "Start Frame" is valid for "Message Type: PMC_RSP" only. Remote command: CONFigure:WIMax:SIGN<i>:MSPControl:SFRame Enable Periodic Ranging...
  • Page 217 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Allocation Offset Index for the fast feedback channel region. Remote command: CONFigure:WIMax:SIGN<i>:CQICh:AOFFset Period (Frames) Number of frames between two subsequent CQI feedbacks from the MS under test. Remote command: CONFigure:WIMax:SIGN<i>:CQICh:PERiod Frame Offset Defines the frame where the MS under test starts reporting the CQICH information. Remote command: CONFigure:WIMax:SIGN<i>:CQICh:FOFFset Duration...
  • Page 218 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference means that the effective CINR has not changed since the previous CQICH slot so that a decrease in CQICH duration is recommended. Remote command: CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:FTYPe Report Type ← Included Qualifies whether the Channel Quality Information (CQI), i.e. the reported Channel to Interference and Noise Ratio (CINR), is measured and reported for the DL preamble of the BS signal or for a specific permutation zone which is further specified by the "Zone Measurement Type"...

  • Page 219: Sleep/Idle Mode Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● Zone Measurement Type: Defines whether the CINR is measured from pilot sub- carriers or from data subcarriers. Remote command: CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZPERm CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZTYPe CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZPRBsid CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:MGRPind CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet: PMGRpbitmap:GZERo CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet: PMGRpbitmap:GONE CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet: PMGRpbitmap:GTWO CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet: PMGRpbitmap:GTHRee CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet: PMGRpbitmap:GFOur CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet: PMGRpbitmap:GFIVe...
  • Page 220 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-46: Signaling Configuration: Sleep/Idle Mode Sleep > Sleep Mode Disables or enables sleep mode of the MS under test, according to the other "Sleep" parameters. The setting is available after the MS has completed network entry. With enabled sleep mode, the MS is allowed to activate the selected power saving class (see below) and start the sleep/listening windows sequence associated with this class.

  • Page 221: Cell Reselection Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference vation by sending an unsolicited MOB_SLP_RSP message. If the MS does not respond, the sleep mode test is terminated after a second "Sleep Timeout" period. ● "MS:" The R&S CMW waits for a MOB_SLP_REQ message from the MS until the "Sleep Timeout"...
  • Page 222 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-47: Signaling Configuration: Cell Reselection Scanning State Enables or disables scanning of neighbor cells for the MS under test. The setting is available after the MS has completed network entry. If scanning is enabled, the R&S CMW broadcasts MOB_NBR-ADV messages to inform the MS about the proper- ties of the neighbor cell (R&S CMW no.
  • Page 223 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Time/Frequency Synch Indicator ← Neighbor Cell Advertisement Settings Indicates whether the two cell signals are time or time and frequency-synchronized. In the network, the synchronization information can be used to optimize the handover process.
  • Page 224 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● BS-Initiated: The R&S CMW sends an unsolicited MOB_SCN-RSP message, using the current "MOB_SCN-RSP Settings". MOB_SCN-RSP Settings ← Scanning Specifies the contents of the MOB_SCN-RSP message that the R&S CMW transmits to control MS scanning and scan reporting. For details refer to IEEE Std 802.16-2009, section 6.3.2.3.44.

  • Page 225: Handover Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference DCD Trigger TLV Settings ← Scanning Define the criteria for a handover to the neighbor cell, according to the measurement results which the MS acquired during the scan. The trigger TLV is included in the DCD message;...
  • Page 226 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-48: Signaling Configuration: Handover Handover Test State Enables or disables a HO test. The setting is available after the MS has completed net- work entry. Enabling the test state sets the timer for the MS-initiated handover test; see Test Timeout.
  • Page 227 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference HO Initiation Type ← Handover Settings Specifies how the handover procedure is initiated. For block diagrams depicting the dif- ferent HO initiation types refer to the IEEE Std 802.16-2009, Annex E. See also fig- ure 3-9 figure...

  • Page 228: Additional Softkeys And Hotkeys

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● HO ID Included Indicator: Specifies whether the HO ID element is included in the message. ● HO ID: ID assigned for use in initial ranging to the target BS/R&S CMW no. 2. Transmitted only if the included indicator is enabled.

  • Page 229: Connection Status

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference The behavior of the two "Go to..." softkeys can be configured using the "Shortcut Soft- key" settings; see chapter 3.4.4.3, "Shortcut Softkeys", on page 186. 3.4.6 Connection Status The cell state and the connection status of the MS under test is displayed in center of the measurement dialog;...
  • Page 230 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-50: WiMAX Signaling measurement results: Mobile Capabilities Types of results The different types of results are listed in different sections: ● "Mobile Capabilities" contains connection-related parameters that the DUT reports to the base station/R&S CMW. ●...

  • Page 231: Per Measurement Control

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● "Measurement Reports > CQICH Channel Measurement" contains the channel quality information that the MS reports on the CQICH. Remote command: FETCh:WIMax:SIGN<i>:DINFo:MAResult? FETCh:WIMax:SIGN<i>:DINFo:MVResult? FETCh:WIMax:SIGN<i>:DINFo:ULTCid? FETCh:WIMax:SIGN<i>:DINFo:DLTCid? FETCh:WIMax:SIGN<i>:DINFo:ASUPport? FETCh:WIMax:SIGN<i>:DINFo:TAResult? FETCh:WIMax:SIGN<i>:DINFo:CFEResult? FETCh:WIMax:SIGN<i>:MSCReport:CMEan? FETCh:WIMax:SIGN<i>:MSCReport:CDEViation? FETCh:WIMax:SIGN<i>:MSCReport:TXPower? FETCh:WIMax:SIGN<i>:MSCReport:RMEan? FETCh:WIMax:SIGN<i>:MSCReport:RDEViation? FETCh:WIMax:SIGN<i>:MSPControl:ULTXpower? FETCh:WIMax:SIGN<i>:CQICh:MRESult? 3.4.8 PER Measurement Control...
  • Page 232 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Fig. 3-51: PER Configuration: RF Settings The "RF Settings" are identical with the RF settings in the "WiMAX Signaling" configu- ration dialog; see chapter 3.4.4.2, "RF Settings", on page 183. PER and "WiMAX Sig- naling"...
  • Page 233 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● Ping: The R&S CMW sends ping messages containing a header and the selected "Payload Size" of data. Each message is sent at an interval of one frame (5 ms). The MS will send the payload back if it is decoded successfully. The R&S CMW counts the number of ping replies from the MS under test and calculates the PER.
  • Page 234 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● Various bit patterns which are specified for RCT test cases; refer to the "WiMAX Forum Mobile RCT" document Remote command: CONFigure:WIMax:SIGN<i>:PER:DPATtern CRC Control 32 / 16 Specifies the CRC fields for the DL traffic frames. The CRC32 values are appended to the payload of each MAC PDU and cover the generic MAC header and the payload.
  • Page 235 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Number of Frames Selects the number of WiMAX frames during which the R&S CMW transmits user data in order to obtain the PER. The actual number of elapsed frames ("Current No. of Frames") is displayed in the "Results" panel of the measurement dialog. The PER measurement is stopped when the "Current No.
  • Page 236 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference IP Address Source / Destination Specifies IP addresses of the R&S CMW (source) and the MS under test for Ack Type = Ping. Configure your MS with the "IP Address Destination" to use the "Ping" acknowl- edge mode.
  • Page 237 ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference Dual Burst Configuration If a dual burst configuration is active ("PER Settings > Num HARQ Bursts: Dual"), the "Modulation Coding Rate" is replaced by the "Dual Burst Configuration" parameter group. In a dual burst configuration, PER data is transmitted in two (sub-)bursts with variable size and independent modulation (refer to the "WiMAX Forum Mobile RCT"...

  • Page 238: Per Results (Gui)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.4.9.4 Carrier to Noise Ratio Settings An Additional White Gaussian Noise (AWGN) signal may be superimposed to the gen- erated WiMAX downlink (DL) signal in order to study the effects on the measured PER. Fig.

  • Page 239: Uplink Burst Measurement Control

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference ● RF Settings ● Burst Configuration (DL Traffic) Remote command: READ:WIMax:SIGN<i>:PER? FETCh:WIMax:SIGN<i>:PER? FETCh:WIMax:SIGN<i>:PER:RESult? FETCh:WIMax:SIGN<i>:PER:CNOFrames? 3.4.11 Uplink Burst Measurement Control The Uplink Burst measurement is described in chapter 3.2.2.10, "UL Burst Measure- ment", on page 152. The measurement is turned on or off using the ON | OFF or RESTART | STOP keys.

  • Page 240: Uplink Burst Results (Gui)

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x GUI Reference 3.4.12.2 Downlink Traffic Burst Settings The "Downlink Traffic Burst" settings configure the size, position, power, and data rate of the DL traffic burst. Fig. 3-58: PER configuration: Downlink Traffic Burst The "Downlink Traffic Burst" settings are identical with the "Burst Configuration > Downlink >...

  • Page 241: Programming

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Programming Measurement Results For a detailed description refer to chapter 3.2.3.5, "UL Burst Measurement Results", on page 156. Remote command: 3.5 Programming The following examples show how to control the "WiMAX Signaling" application and perform measurements using a remote-control program. ●...

  • Page 242: Conventions And General Information

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 3.6.1 Conventions and General Information The following sections describe the most important conventions and general informa- tions concerning the command reference. 3.6.1.1 SIGN<i> SIGN<i> is used as abbreviation of SIGNaling<instance>. For better readability, only the abbreviated form (which is also accepted by the instrument) is given in the command reference.
  • Page 243 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference I/Q path selection values: ● I/Q output connector: IQ2O | IQ4O | IQ6O | IQ8O DIG IQ OUT 2 to 8 3.6.1.3 Keywords Selected keywords used in the command description are described in the following. ●...
  • Page 244 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ● 8 (Sync Error): The R&S CMW could not synchronize to the RF input signal. ● 9 (Uncal): Due to an inappropriate configuration of resolution bandwidth, video bandwidth or sweep time, the measurement results are not within the specified data sheet limits. ●...
  • Page 245 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ● 42 (ARB Header Tag Invalid): The ARB file selected in the GPRF generator contains an invalid header tag. ● 43 (ARB Segment Overflow): The number of segments in the multi-segment ARB file is higher than the allowed maximum.

  • Page 246: General Measurement Settings

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Indicates that the measurement could not be performed due to internal conflicting parameter settings. A good approach to localize the conflicting settings is to start with a reset or preset or even restore the factory default settings. Then reconfigure the measurement step by step and check when the error occurs for the first time.
  • Page 247 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V1.0.2.7 (V1.0.4.11 for bandwidths other than 10 MHz) Manual operation: "Bandwidth" on page 181 CONFigure:WIMax:SIGN<i>:RFINput:PEP <ExpNomPwr> CONFigure:WIMax:SIGN<i>:RFISecond:PEP <ExpNomPwr> Sets the expected peak envelope power of the measured RF signal. RFISecond denotes the second UL channel for MIMO tests. Parameters: <ExpNomPwr>...
  • Page 248 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ....................249 ROUTe:WIMax:SIGN<i>? ................250 ROUTe:WIMax:SIGN<i>:SCENario? ..............250 ROUTe:WIMax:SIGN<i>:SCENario:SCEFading ................250 ROUTe:WIMax:SIGN<i>:SCENario:SCELl ..............251 ROUTe:WIMax:SIGN<i>:SCENario:TMEFading ...............251 ROUTe:WIMax:SIGN<i>:SCENario:TMIMo ROUTe:WIMax:SIGN<i>:RFSettings:CONNector:INPut <RXConnector> Selects the input connector for the measured RF signal. For possible connector values, see chapter 3.6.1.2, "Values for Signal Path Selection", on page 242.
  • Page 249 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference For possible connector values, see chapter 3.6.1.2, "Values for Signal Path Selection", on page 242. Parameters: <TXConnector> RF connector for the second downlink channel Firmware/Software: V1.0.10.50 Manual operation: "RF Output (TX) > RF Routing" on page 184 CONFigure:WIMax:SIGN<i>:RFOutput:EATTenuation <ExtRFOutAtt>...
  • Page 250 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference <TXConnector> RF connector for output path 1 <TXConverter> TX module for output path 1 Usage: Query only Firmware/Software: V2.0.10 V3.0.10 external fading scenarios Manual operation: "Scenario" on page 183 ROUTe:WIMax:SIGN<i>:SCENario? Queries the active test scenario. Return values: <Scenario>...

  • Page 251: Signaling Commands

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ROUTe:WIMax:SIGN<i>:SCENario:TMEFading <RXConnector>, <RFRXConverter>, <TXConnector>, <RFTXConverter>, <TX2Connector>, <RFTX2Converter> ROUTe:WIMax:SIGN<i>:SCENario:TMIMo <RXConnector>, <RFRXConverter>, <TXConnector>, <RFTXConverter>, <TX2Connector>, <RFTX2Converter> Defines RX and TX routing for a WiMAX cell with MIMO downlink and with/without external fading. For possible connector and converter values, see chapter 3.6.1.2, "Values for Signal Path Selection",...
  • Page 252 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ● Measurement Results (MS Channel Report)............305 ● Measurement Results (MS Power Control)............307 ● Measurement Results (CQICH)................307 3.6.3.1 Signaling Control and States The following commands control the signaling application and return the current state..................
  • Page 253 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CALL:WIMax:SIGN<i>:TSCRipt:MSCReport [<MSCReport>] Requests the "MS Channel Report" results from the MS under test. Note: In firmware versions V1.0.10.1 and higher, this command is no longer needed, the "MS Channel Report" is retrieved and updated automatically after the MS has com- pleted network entry.
  • Page 254 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Setting parameters: <Value> arbitrary number (optional parameter, for compatibility with other CALL... commands) *RST: Usage: Event Firmware/Software: V2.0.10 Manual operation: "De-Register (Hotkey)" on page 179 3.6.3.2 Signal Init Settings The following commands define the basic physical properties of the generated BS sig- nal and the essential transmitted information elements.
  • Page 255 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <DLSYmbols> Range: 18 to 24 (3.5 MHz or 7 MHz bandwidth), 24 to 30 (8.75 MHz bandwidth), 26 to 35 (5 MHz or 10 MHz bandwidth) *RST: Firmware/Software: V1.0.2.7 Manual operation: "DL Symbols" on page 189 CONFigure:WIMax:SIGN<i>:SINit:MADDress <MADDress>...
  • Page 256 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <DKPBase> Range: 0 to 31 *RST: Firmware/Software: V1.0.2.7 Manual operation: "DL Perm Base" on page 191 CONFigure:WIMax:SIGN<i>:SINit:PRBSid <PRBSid> Specifies the PRBS_ID parameter of the DL zone. Parameters: <PRBSid> Range: 0 to 2 *RST: Firmware/Software: V1.0.2.7 Manual operation:...
  • Page 257 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Network Entry Control" on page 191 CALL:WIMax:SIGN<i>:SINit:NENState [<Value>] Allows the mobile to step to the next connection status. The command selects the next parameter of the Network Entry Control command (CONFigure:WIMax:SIGN<i>: SINit:NEControl).
  • Page 258 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <Powercontrol> DEFault | UDEFined DEFault: Default value, the acceptable MS power range is –30 dBfs to –27 dBfs UDEFined: Use value specified by the <PowerValue> parame- *RST: DEFault <PowerValue> Only used if the first parameter is set to UDEFined Range: –40 dBfs to –15 dBfs.
  • Page 259 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <State> DISable | ENABle *RST: Firmware/Software: V2.0.10 Manual operation: "Periodic Ranging > Initiate Periodic Ranging" on page 194 3.6.3.4 Trigger Settings The following commands define the trigger parameters..............259 CONFigure:WIMax:SIGN<i>:TRIGger:FTRigger ...............259 CONFigure:WIMax:SIGN<i>:STRigger:FTRigger ..............
  • Page 260 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:TRIGger:OFFunits <TriggerOffsetUnits> CONFigure:WIMax:SIGN<i>:STRigger:OFFunits <TriggerOffsetUnits> Defines the unit for the trigger offset defined via CONFigure:WIMax:SIGN<i>: TRIGger:OFFSet. TRIGger and STRigger denote the first and second frame trig- ger. Parameters: <TriggerOffsetUnits> SAMPles | MS | US SAMPles: measurement samples.
  • Page 261 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 3.6.3.5 Carrier to Noise Ratio Settings The "Carrier to Noise Ratio" parameters define a Additional White Gaussian Noise (AWGN) signal to be superimposed to the generated WiMAX downlink (DL) signal. CONFigure:WIMax:SIGN<i>:CNR:AWGN <AWGNControl>[, <AWGNValue>] Enables/disables the AWGN signal for the 1 zone (i.e., the 1 DL channel in a STC...
  • Page 262 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference .......... 263 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DFP:PBOost ........263 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DMAP:CMAPs ........263 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DMAP:REPetition ........263 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:UMAP:REPetition ........264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DMAP:PBOost ........264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:UMAP:PBOost ..........264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DMAP:NIIE ........264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DMAP:MCRate ........264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:UMAP:MCRate ........264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:MCRate ........265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:PBOost ......265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:INTerval ......265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:DCD:INTerval ....265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:SRNGcodesgrp ......266 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:MMTPower...
  • Page 263 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:PREamble:PBOost <Boost> Defines the power of the preamble subcarriers relative to the power of the data carriers (SOURce:WIMax:SIGN<i>:RFOutput:LEVel). Parameters: <Boost> Range: -6 dB to 15 dB *RST: 9 dB Default unit: dB Firmware/Software: V1.0.5.3 Manual operation: "Preamble >...
  • Page 264 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <Repetition> NREP | TWORep | FOURrep | SIXRep NREP: no repetition TWORep: two repetitions FOURrep: four repetitions SIXRep: six repetitions *RST: NREP Firmware/Software: V1.0.5.3 Manual operation: "DL MAP/UL MAP > Repetition" on page 198 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:DMAP:PBOost <Boost>...
  • Page 265 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <MODulation> QPC1 | QPT1 QPC1: QPSK (CC) 1/2 QPT1: QPSK (CTC) 1/2 *RST: QPT1 Firmware/Software: V1.0.5.3 Manual operation: "DL MAP/UL MAP/Management Burst > Modulation Coding Rate" on page 199 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:PBOost <Boost> Defines the power of the subcarriers in the management burst relative to the power of the data carriers (SOURce:WIMax:SIGN<i>:RFOutput:LEVel).
  • Page 266 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Management Burst > UCD > Start of Ranging Codes Group" on page 199 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:MMTPower <Power Max> Specifies the maximum allowed MS transmit power ("MS transmit power limitation level"). Parameters: <Power Max> integer dBm value Range: 0 dBm to 255 dBm...
  • Page 267 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <State> DEFault | USER | OMIT DEFault: default power level -15 dBm USER: power level defined by the user, i.e. by parameter <Value> OMIT: no EIRxPIR, max value transmitted *RST: <Value> Power level for the mode "USER". Range: -40 dBm to -15 dBm *RST:...
  • Page 268 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference The range depends on the no. of DL symbols (CONFigure:WIMax:SIGN<i>: SINit:DLSYmbols). Parameters: <SOFFset> Range: e.g. 8 | 10 | 12 ... 22 for 26 DL symbols, 8 | 10 | 12 ... 32 for 35 DL symbols *RST: Firmware/Software: V1.0.10.1 Manual operation:...
  • Page 269 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ● QMC1: 64 QAM (CC) 1/2 ● QMC2: 64 QAM (CC) 2/3 ● QMC3: 64 QAM (CC) 3/4 ● QPT1: QPSK (CTC) 1/2 ● QPT3: QPSK (CTC) 3/4 ● QAT1:16 QAM (CTC) 1/2 ●...
  • Page 270 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 3.6.3.8 Burst Configuration (Uplink) The following commands configure the uplink traffic burst........270 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:BWAControl ...........270 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:BWAint ........270 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:SOFFset ........271 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:SCOFfset ........... 271 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:SLOTs ..........271 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:MCRate CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:BWAControl <Control> Enables or disables UL bandwidth allocation for the MS under test by the R&S CMW. Parameters: <Control>...
  • Page 271 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:SCOFfset <Subchannel offset> Specifies the start of the burst on the subchannel axis. The logical subchannels are numbered starting from zero; an offset n means that subchannel no. n is the first logi- cal subchannel of the burst.
  • Page 272 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ● QMT5: 64 QAM (CTC) 5/6 Parameters: <MODulation> QPC1 | QPC3 | QAC1 | QAC3 | QMC1 | QMC2 | QMC3 | QPT1 | QPT3 | QAT1 | QAT3 | QMT1 | QMT2 | QMT3 | QMT5 see list above *RST: QPT1...
  • Page 273 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "ACK Channel State" on page 204 CONFigure:WIMax:SIGN<i>:SFLow:DOWNlink:HARQackset:NUMackchs <NumAckChs> Defines the number of HARQ channels for the service flow. The setting takes effect if a "Multiple" ACK channel state is selected (CONFigure:WIMax:SIGN<i>:SFLow: DOWNlink:HARQackset:ACKChstate MULTiple).
  • Page 274 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:SFLow:UPLink:FRAGcontrol <FragControl> Enables or disables fragmentation of the data packets (MAC SDUs) for the uplink ser- vice flows 1 and 2. Parameters: <FragControl> OFF | ON *RST: Firmware/Software: V2.0.10 Manual operation: "Fragmentation Control" on page 206 CONFigure:WIMax:SIGN<i>:SFLow:UPLink:HARQsettings:HENable <STATe>...
  • Page 275 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:SFLow:UPLink:HARQsettings:NUMRetrans <NRetrans> Specifies the maximum number of retransmissions. This number is zero if "HARQ Retransmission Control" is set to "Off" (CONFigure:WIMax:SIGN<i>:SFLow: "OFF"). UPLink:HARQsettings:RETControl Parameters: <NRetrans> Range: 0 to 16 *RST: Firmware/Software: V2.0.10 Manual operation: "Service Flow 2 >...
  • Page 276 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 3.6.3.10 IPv4 Interface Parameters The following commands configure the R&S CMW for data application tests (with option R&S CMW-KA700)............276 CONFigure:WIMax:SIGN<i>:IPPGenerator:IPADdress ............276 CONFigure:WIMax:SIGN<i>:IPPGenerator:IPDestadd ............277 CONFigure:WIMax:SIGN<i>:IPPGenerator:NMASk ............277 CONFigure:WIMax:SIGN<i>:IPPGenerator:IPGateway .............277 CONFigure:WIMax:SIGN<i>:IPPGenerator:IPDNs ............277 CONFigure:WIMax:SIGN<i>:IPPGenerator:MCRate ............
  • Page 277 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:IPPGenerator:NMASk <SubnetMask1>, <SubnetMask2>, <SubnetMask3>, <SubnetMask4> Specifies the subnet mask that the R&S CMW uses while it performs a data application test. Parameters: <SubnetMask1> ... Subnet mask, octets no. 1 to 4 <SubnetMask4> *RST: 255 (octets no.
  • Page 278 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference ● QAC1: 16 QAM (CC) 1/2 ● QAC3: 16 QAM (CC) 3/4 ● QMC1: 64 QAM (CC) 1/2 ● QMC2: 64 QAM (CC) 2/3 ● QMC3: 64 QAM (CC) 3/4 ● QPT1: QPSK (CTC) 1/2 ●...
  • Page 279 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Bandwidth Allocation Mode" on page 208 CONFigure:WIMax:SIGN<i>:IPPGenerator:DHCP <DHCP> Enables or disables automatic assignment of the IP addresses. Parameters: <DHCP> OFF | ON *RST: Firmware/Software: V2.0.10 Manual operation: "DHCP" on page 209 CONFigure:WIMax:SIGN<i>:IPPGenerator:RIP <RIP>...
  • Page 280 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Service Type > HARQ Retransmission Control" on page 209 CONFigure:WIMax:SIGN<i>:IPPGenerator:RETControl:MAXRetrans <MaxRetransmissions> Specifies the maximum number of retransmissions. This number is zero if "HARQ Retransmission Control" is disabled (CONFigure:WIMax:SIGN<i>: IPPGenerator:RETControl:RETRans DISable). Parameters: <MaxRetransmissions>...
  • Page 281 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <Downlink> NO | PUSC | FUSC | AMC | SMAPusc | SMBPusc NO: No second zone, burst parameters and PER data are trans- mitted in a single zone PUSC: DL Partial Usage of Sub-Channels FUSC: DL Full Usage of Sub-Channels AMC: DL Adaptive Modulation and Coding SMAPusc: STC Matrix A: PUSC...
  • Page 282 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:SZDefinition:USOFfset <UplinkSZSOffset> Specifies the start of the second UL zone on the symbol axis. The value must be smaller than the total number of UL symbols; see CONFigure:WIMax:SIGN<i>: on page 271. BCONfig:UPLink:TBURst:SLOTs Parameters: <UplinkSZSOffset>...
  • Page 283 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <MTYPe> FPC | PMC | RNG | PCIE | FTIE FPC: Fast power control message PMC: PMC_RSP, power control mode change response mes- sage RNG: RNG_RSP, ranging response message PCIE: Power control IE in the UL-MAP FTIE: Fast tracking IE in the UL-MAP *RST: Firmware/Software: V1.0.4.11, (RNG, PCIE, FTIE: V1.0.5.3)
  • Page 284 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Enable Periodic Ranging" on page 216 3.6.3.14 CQICH Measurement Settings The following commands control the behavior of the MS under test during a Channel Quality Information Channel (CQICH) measurement.................284 CONFigure:WIMax:SIGN<i>:CQICh:CQID ..............
  • Page 285 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V2.0.10 Options: R&S CMW-KS701 Manual operation: "Allocation Offset" on page 217 CONFigure:WIMax:SIGN<i>:CQICh:PERiod <Period> Defines the number of frames between two subsequent CQI feedbacks from the MS under test. Parameters: <Period> ONEP | TWOP | FOURp | EIGHtp 1, 2, 4 or 8 frames *RST: ONEP...
  • Page 286 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:CQICh:RCINcluded <RCIncluded> Indicates whether the current "CQICH Allocation IE" contains an update to the previous CQICH report configuration. Parameters: <RCIncluded> NINCluded | INCLuded NINCluded: not included, no update INCLuded: included, perform update *RST: Included Firmware/Software: V2.0.10 Options:...
  • Page 287 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:PREPset:CRTYpe <CINR_Rep_Type> Selects the type of preamble-based CINR report. The setting is valid while the "Pream- ble" report type is active (CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:RTYPe PREamble). Parameters: <CINR_Rep_Type> FRE0 | FRE3 Frequency reuse configurations 1 or 3 *RST: FRE0 Firmware/Software: V2.0.10...
  • Page 288 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZPRBsid <Zone_PRBS_ID> Selects the PRBS_ID of the zone on which to report or the segment number. The set- ting is valid while the "Specific Permutation Zone" report type is active (CONFigure: WIMax:SIGN<i>:CQICh:RCONfset:RTYPe SPZone). Parameters: <Zone_PRBS_ID>...
  • Page 289 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap: GFOur <G4> CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap: GFIVe <G5> Defines the PUSC major group bitmap. The reported CINR refers to the subchannels of "included" PUSC major groups. The setting is valid while the "Specific Permutation Zone" report type is active (CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:RTYPe SPZone) and if "Major Group Indication: Specific Group"...
  • Page 290 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference <alpha> Range: 0 to 15 (corresponding to 1/16 to 16/16) *RST: Firmware/Software: V1.0.5.3 (syntax changed in V2.0.10) Options: R&S CMW-KS701 Manual operation: "Physical CINR Feedback Parameters > Averaging Param- eter Inclusion" on page 219 CONFigure:WIMax:SIGN<i>:CQICh:MPFCycle <MPFCycle>...
  • Page 291 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <PSCType> PSC1 | PSC2 | PSC3 Power saving class type I, II, III *RST: PSC1 Firmware/Software: V2.0.10 Manual operation: "Sleep > Power Saving Class Type" on page 220 CONFigure:WIMax:SIGN<i>:SLEep:TIMeout <SleepTimeout> Defines the maximum time that the R&S CMW waits for a MOB_SLP_REQ message from the mobile.
  • Page 292 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:IDLE:TIMeout <IdleTimeout> Defines the maximum time that the R&S CMW waits for a DREG_REQ message from the mobile. The timer starts when idle mode is enabled. Parameters: <IdleTimeout> Range: 1 to 1E+6 *RST: 20E+3 Default unit: frames Firmware/Software: V2.0.10...
  • Page 293 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V2.0.10 Manual operation: "No of Neighbors" on page 222 CONFigure:WIMax:SIGN<i>:CELLresel:NBRadv:ADVinterval <NBR_Interval> Defines the time between the transmission of MOB_NBR-ADV messages. Parameters: <NBR_Interval> Range: 100 ms to 30E+3 ms *RST: 10E+3 ms Firmware/Software: V2.0.10 Manual operation: "MOB_NBR-ADV Interval"...
  • Page 294 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <PRB_Idx> Range: 0 to 113 *RST: Firmware/Software: V2.0.10 Manual operation: "Preamble Index" on page 223 CONFigure:WIMax:SIGN<i>:CELLresel:NBRadv:DCCCount <DCD_Count> Defines the DCD configuration change count value. Parameters: <DCD_Count> Range: 0 to 15 *RST: Firmware/Software: V2.0.10 Manual operation: "DCD/UCD Settings"...
  • Page 295 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Parameters: <UCD_Str> character string embedding a hex value. To convey 0x1122334B2C, use the string "1122334B2C". *RST: "" (empty string) Firmware/Software: V2.0.10 Manual operation: "DCD/UCD Settings" on page 223 CONFigure:WIMax:SIGN<i>:CELLresel:SCANning:MOBScnrsp:SDURation <Scan_Duration> Defines the duration of the scanning intervals. Parameters: <Scan_Duration>...
  • Page 296 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "MOB_SCN-RSP Settings" on page 224 CONFigure:WIMax:SIGN<i>:CELLresel:SCANning:MOBScnrsp:CMEan <CINR_Mean> Excludes or includes the measured "CINR mean" in the scan report. Parameters: <CINR_Mean> OFF | ON *RST: Firmware/Software: V2.0.10 Manual operation: "MOB_SCN-RSP Settings" on page 224 CONFigure:WIMax:SIGN<i>:CELLresel:SCANning:MOBScnrsp:RMEan <RSSI_Mean>...
  • Page 297 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:CELLresel:SCANning:MOBScnrsp:INTerint <Interval> Defines the period interleaved between scanning intervals when MS shall perform nor- mal operation (Interleaving Interval). Parameters: <Interval> Range: 1 frames to 255 frames *RST: 50 frames Firmware/Software: V2.0.10 Manual operation: "MOB_SCN-RSP Settings"...
  • Page 298 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V2.0.10 Manual operation: "DCD Trigger TLV Settings" on page 225 CONFigure:WIMax:SIGN<i>:CELLresel:SCANning:DCDTrigger:TACTion <TAction> Selects the action performed on reaching the trigger condition. Parameters: <TAction> MSRep | MSHoreq | MSRQ MSRep: Respond on trigger with MOB_SCN-REP after the end of each scanning interval MSHoreq: Respond on trigger with MOB_MSHO-REQ MSRQ: MS shall start neighbor BS scanning process by sending...
  • Page 299 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 3.6.3.17 Handover Settings The following commands control the handover from the current connection (serving cell) to a WiMAX neighbor cell. CONFigure:WIMax:SIGN<i>:HANDover:HOTState <HO_Test_State> Enables or disables the handover test state. Parameters: <HO_Test_State> DISable | ENABle *RST: Firmware/Software: V2.0.10 Manual operation:...
  • Page 300 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference FETCh:WIMax:SIGN<i>:HANDover:BSHosettings:NUMNbrs? Returns the number of recommended BSs specified in the MOB_BSHO-REQ and MOB_BSHO-RSP messages. The value is fixed; the response is always 1. Return values: <Num_NBRs> Range: 1 to 1 Usage: Query only Firmware/Software: V2.0.10 Manual operation: "BS HO REQ/RSP Settings"...
  • Page 301 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:HANDover:BSHosettings:RRTime <RRTime> Specifies the duration for the MS’s connection information to be retained in the serving BS/R&S CMW no. 1. Parameters: <RRTime> Range: 0 ms to 65.535E+3 ms *RST: 1200 ms Firmware/Software: V2.0.10 Manual operation: "BS HO REQ/RSP Settings"...
  • Page 302 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Return values: <SleepState> INValid | RUProcess | MRUNning | MIDLe | SNSupported | SUPRocess | PSCNsup | STIMeout INValid: Test Invalid RUProcess: Request Under Process MRUNning: Measurement is Running MIDLe: Measurement Idle SNSupported: Sleep Mode not Supported SUPRocess: Sleep Mode Test under Process PSCNsup: PSC Type not Supported STIMeout: Sleep Mode –...
  • Page 303 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Return values: <HOState> INValid | RUProcess | MRUNning | MIDLe | HONSupported | HOUProcess | HOTimeout | HMSReject | HMSCancel | HMSScan | HTBSho INValid: Test Invalid RUProcess: Request Under Process MRUNning: Measurement is Running MIDLe: Measurement Idle HONSupported: Hand Over not Supported HOUProcess: Hand Over Test under Process...
  • Page 304 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Return values: <MVResult> Range: 1 to 8 *RST: Usage: Query only Firmware/Software: V1.0.2.7 Manual operation: "Types of results" on page 230 FETCh:WIMax:SIGN<i>:DINFo:ULTCid? Returns the UL transport CID. Each CID is a 16-bit number which is converted into a 4- digit hexadecimal value.
  • Page 305 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference FETCh:WIMax:SIGN<i>:DINFo:TAResult? Returns the reported time adjustment of the DUT. Return values: <TAResult> Range: signed value *RST: Default unit: samples Usage: Query only Firmware/Software: V1.0.2.7 Manual operation: "Types of results" on page 230 FETCh:WIMax:SIGN<i>:DINFo:CFEResult? Returns the reported frequency adjustment of the DUT.
  • Page 306 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Types of results" on page 230 FETCh:WIMax:SIGN<i>:MSCReport:CDEViation? Returns the standard deviation of the CINR estimates. Return values: <CDEViation> Default unit: dB Usage: Query only Firmware/Software: V1.0.2.7 Manual operation: "Types of results" on page 230 FETCh:WIMax:SIGN<i>:MSCReport:TXPower? Returns the UL TX power in dBm reported in the REP-RSP message.

  • Page 307: Per

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Manual operation: "Types of results" on page 230 3.6.3.21 Measurement Results (MS Power Control) The following commands return the results of the MS power control. FETCh:WIMax:SIGN<i>:MSPControl:ULTXpower? Returns the reported TX power of the MS. Return values: <ULTXpow>...
  • Page 308 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 3.6.4.1 Measurement Control and States The following commands control the measurement and return the current measure- ment state..................308 INITiate:WIMax:SIGN<i>:PER ....................308 STOP:WIMax:SIGN<i>:PER ..................308 ABORt:WIMax:SIGN<i>:PER ................308 FETCh:WIMax:SIGN<i>:PER:STATe? ...............309 FETCh:WIMax:SIGN<i>:PER:STATe:ALL? INITiate:WIMax:SIGN<i>:PER STOP:WIMax:SIGN<i>:PER ABORt:WIMax:SIGN<i>:PER Starts, stops, or aborts the measurement: ●...
  • Page 309 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Return values: <MeasStatus> OFF | RDY | RUN OFF: measurement switched off, no resources allocated, no results available (when entered after ABORt...) RDY: measurement has been terminated, valid results may be available RUN: measurement running (after INITiate..., READ...), synchronization pending or adjusted, resources active or queued *RST: Usage:...
  • Page 310 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Usage: Query only Firmware/Software: V1.0.10.1 Manual operation: "PER (Softkey)" on page 231 3.6.4.2 PER Parameters The following commands configure the downlink channel and select the data that the R&S CMW transfers to the WiMAX mobile station in order to evaluate the Packet Error Rate (PER).
  • Page 311 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:PER:NHBursts <Number> Selects a single or a dual HARQ burst for data transmission. The setting is available for ACK Type: HARQ, ARQ in HARQ Zone, ICMP in HARQ Zone (see CONFigure: WIMax:SIGN<i>:PER:ACKType). Parameters: <Number>...
  • Page 312 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference 010101... 101010... RCT - SQPSK RCT - S16QAM RCT - S64QAM Parameters: <DLSYmbols> Range: 2 to 62, see table above *RST: 9 (PRBS9) Firmware/Software: V1.0.2.7 (RCT patterns added with V2.0.10) Manual operation: "Data Pattern" on page 233 CONFigure:WIMax:SIGN<i>:PER:CRC:CONTrol <CRC32Control>[, <CRC32Value>] Specifies the CRC32 fields for the DL traffic frames.
  • Page 313 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference <CRC16Value> Fixed CRC value, to be used if first parameter is set to VALue Range: 1 to 65535 *RST: Firmware/Software: V1.0.10.50 Manual operation: "CRC Control 32 / 16" on page 234 CONFigure:WIMax:SIGN<i>:PER:NOFRames <NOFRames> Selects the number of consecutive WiMAX frames during which the R&S CMW trans- mits user data in order to obtain the PER.
  • Page 314 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:PER:PSIZe <PSIZe> Specifies the payload size (in bytes) for the PER measurement. The setting is ignored if the burst is configured manually (see CONFigure:WIMax:SIGN<i>:PER:PMODe). Parameters: <PSIZe> Range: 48 to 12E+3 *RST: Default unit: bytes Firmware/Software: V1.0.4.11 Manual operation: "Payload Size (Bytes)"...
  • Page 315 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:PER:IPADest <IPDest>(4) Specifies the IP address of the MS under test for the "Ping" acknowledge type (CONFigure:WIMax:SIGN<i>:PER:ACKType). Parameters: <IPDest> String parameter, IP address consisting of four blocks (octets) separated by dots. Range: '0.0.0.0' to '255.255.255.255' *RST: '100.100.100.10' Firmware/Software: V2.1.10 (replaces the command...
  • Page 316 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference CONFigure:WIMax:SIGN<i>:PER:DBConf:OBURst:MCRate <RATe> CONFigure:WIMax:SIGN<i>:PER:DBConf:SBURst:MCRate <RATe> CONFigure:WIMax:SIGN<i>:PER:DBConf:PBURst:MCRate <RATe> These commands specify the modulation and encoding rate for the offset burst, the second burst (burst no. 1), and the padding burst in a dual burst configuration (CONFigure:WIMax:SIGN<i>:PER:NHBursts DUAL).
  • Page 317 ® WiMAX Signaling R&S CMW-KM70x/-KS70x Command Reference Firmware/Software: V2.0.10 Manual operation: "Dual Burst Configuration" on page 237 3.6.4.3 Measurement Results (PER) The following commands return the results of the packet error rate (PER) measure- ment; see PER Measurement Results (Description)..................

  • Page 318: List Of Commands

    ® WiMAX Signaling R&S CMW-KM70x/-KS70x List of Commands FETCh:WIMax:SIGN<i>:PER:CNOFrames? Returns the current number of transmitted/measured frames. Return values: <CNOFrames> Range: 0 to total number of frames (see CONFigure:WIMax: SIGN<i>:PER:NOFRames) Usage: Query only Firmware/Software: V1.0.2.7 Manual operation: "Types of results" on page 238 FETCh:WIMax:SIGN<i>:PER:FLRetrans? Returns the number of lost and retransmitted frames.
  • Page 319 ® WiMAX Signaling R&S CMW-KM70x/-KS70x List of Commands CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:MCRate............264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:PBOost............. 265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:INTerval........... 265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:MMTPower..........266 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:MBURst:UCD:SRNGcodesgrp........265 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:PREamble:PBOost............263 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:BBOost..............269 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:DUMMy............. 269 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:MCRate............. 268 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:NOSChannel............. 268 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:NOSYmbol............268 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:SCOFfset............267 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:TBURst:SOFFset............267 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:UMAP:MCRate............... 264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:UMAP:PBOost..............264 CONFigure:WIMax:SIGN<i>:BCONfig:DOWNlink:UMAP:REPetition............263 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:BWAControl............270 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:BWAint..............270 CONFigure:WIMax:SIGN<i>:BCONfig:UPLink:TBURst:MCRate..............
  • Page 320 ® WiMAX Signaling R&S CMW-KM70x/-KS70x List of Commands CONFigure:WIMax:SIGN<i>:CQICh:FOFFset....................285 CONFigure:WIMax:SIGN<i>:CQICh:MPFCycle.................... 290 CONFigure:WIMax:SIGN<i>:CQICh:PERiod....................285 CONFigure:WIMax:SIGN<i>:CQICh:RCINcluded..................286 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:FTYPe................286 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:PCINrfparam:AVGParam........... 289 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:PREPset:CRTYpe.............. 287 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:RTYPe................286 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:MGRPind..........288 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap:GFIVe......289 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap:GFOur......289 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap:GONE......288 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap:GTHRee......288 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap:GTWO......288 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:PZSet:PMGRpbitmap:GZERo......288 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZMTYpe.............. 289 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZPERm............... 287 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZPRBsid..............288 CONFigure:WIMax:SIGN<i>:CQICh:RCONfset:ZREPset:ZTYPe..............287 CONFigure:WIMax:SIGN<i>:CQICh:RDURation...................285 CONFigure:WIMax:SIGN<i>:FREQuency.....................
  • Page 321 ® WiMAX Signaling R&S CMW-KM70x/-KS70x List of Commands CONFigure:WIMax:SIGN<i>:MSPControl:SFRame..................283 CONFigure:WIMax:SIGN<i>:PER:ACKType....................310 CONFigure:WIMax:SIGN<i>:PER:CRC:CONTrol..................312 CONFigure:WIMax:SIGN<i>:PER:CRC:HARQ:CONTrol................312 CONFigure:WIMax:SIGN<i>:PER:DBConf:FBURst:OFFSet.................315 CONFigure:WIMax:SIGN<i>:PER:DBConf:FBURst:SSIZe................316 CONFigure:WIMax:SIGN<i>:PER:DBConf:OBURst:MCRate............... 316 CONFigure:WIMax:SIGN<i>:PER:DBConf:PBURst:MCRate................316 CONFigure:WIMax:SIGN<i>:PER:DBConf:SAControl.................. 315 CONFigure:WIMax:SIGN<i>:PER:DBConf:SBURst:MCRate................316 CONFigure:WIMax:SIGN<i>:PER:DBConf:SBURst:SSIZe................316 CONFigure:WIMax:SIGN<i>:PER:DINTerval....................313 CONFigure:WIMax:SIGN<i>:PER:DPATtern....................311 CONFigure:WIMax:SIGN<i>:PER:IPADest....................315 CONFigure:WIMax:SIGN<i>:PER:IPASource....................314 CONFigure:WIMax:SIGN<i>:PER:NHBursts....................311 CONFigure:WIMax:SIGN<i>:PER:NOFRames..................... 313 CONFigure:WIMax:SIGN<i>:PER:PMODe....................313 CONFigure:WIMax:SIGN<i>:PER:PSIZe...................... 314 CONFigure:WIMax:SIGN<i>:PER:RCONtrol....................311 CONFigure:WIMax:SIGN<i>:PER:SCONdition.....................
  • Page 322 ® WiMAX Signaling R&S CMW-KM70x/-KS70x List of Commands CONFigure:WIMax:SIGN<i>:SINit:SEGMentation..................257 CONFigure:WIMax:SIGN<i>:SINit:SFOFfset....................256 CONFigure:WIMax:SIGN<i>:SINit:ULPBase....................255 CONFigure:WIMax:SIGN<i>:SLEep:CONTrol....................290 CONFigure:WIMax:SIGN<i>:SLEep:INITiation....................291 CONFigure:WIMax:SIGN<i>:SLEep:PSCType....................290 CONFigure:WIMax:SIGN<i>:SLEep:TIMeout....................291 CONFigure:WIMax:SIGN<i>:STRigger:FTRigger..................259 CONFigure:WIMax:SIGN<i>:STRigger:OFFSet.................... 259 CONFigure:WIMax:SIGN<i>:STRigger:OFFunits..................260 CONFigure:WIMax:SIGN<i>:STRigger:PLENgth..................260 CONFigure:WIMax:SIGN<i>:STRigger:SLOPe..................... 260 CONFigure:WIMax:SIGN<i>:SZDefinition:DOWNlink................... 280 CONFigure:WIMax:SIGN<i>:SZDefinition:DSOFfset..................281 CONFigure:WIMax:SIGN<i>:SZDefinition:UPLink..................281 CONFigure:WIMax:SIGN<i>:SZDefinition:USOFfset..................282 CONFigure:WIMax:SIGN<i>:TRIGger:FTRigger................... 259 CONFigure:WIMax:SIGN<i>:TRIGger:OFFSet..................... 259 CONFigure:WIMax:SIGN<i>:TRIGger:OFFunits................... 260 CONFigure:WIMax:SIGN<i>:TRIGger:PLENgth....................260 CONFigure:WIMax:SIGN<i>:TRIGger:SLOPe....................260 FETCh:WIMax:SIGN<i>:CELLresel:NBRadv:NUMNbrs?................292 FETCh:WIMax:SIGN<i>:CQICh:MRESult?....................
  • Page 323 ® WiMAX Signaling R&S CMW-KM70x/-KS70x List of Commands ROUTe:WIMax:SIGN<i>:RFSettings:CONNector:INPut................248 ROUTe:WIMax:SIGN<i>:RFSettings:CONNector:OUTPut................248 ROUTe:WIMax:SIGN<i>:SCENario:SCEFading................... 250 ROUTe:WIMax:SIGN<i>:SCENario:SCELl....................250 ROUTe:WIMax:SIGN<i>:SCENario:TMEFading................... 251 ROUTe:WIMax:SIGN<i>:SCENario:TMIMo....................251 ROUTe:WIMax:SIGN<i>:SCENario?......................250 ROUTe:WIMax:SIGN<i>?..........................249 SOURce:WIMax:SIGN<i>:RFOSecond:LEVel....................247 SOURce:WIMax:SIGN<i>:RFOutput:LEVel....................247 SOURce:WIMax:SIGN<i>:STATe........................252 STOP:WIMax:SIGN<i>:PER..........................308 User Manual 1173.9757.02 ─ 04...

  • Page 324: Index

    ® Index R&S CMW-KM70x/-KS70x Index Symbols CINR Deviation ............... 153 CINR Mean ..............153 1xWiMAX measurements CINR Mode ............... 60 command reference ............ 69 Coarse Frequency Estimation ........... 59 Complementary Cumulative Distribution Function .... 36 Connection Status ............131 Control Region Length ............54 ACK Channel State ............
  • Page 325 ® Index R&S CMW-KM70x/-KS70x Frequency Offset MIMO ................211 UL Burst Measurement ..........156 MOB_NBR-ADV Interval ......... 222, 223 MOB_SCN-RSP Settings ..........224 Mobile Capabilities ............157 Mobility Features ............. 159 Gain Imbalance ..............25 Modulation .................58 Gain Value (WiMAX power control) ........ 215 MS Channel Report ............
  • Page 326 ® Index R&S CMW-KM70x/-KS70x RF Routing ..............47, 185 TX1 Power Data Carrier ..........181 Wimax Signaling ............184 RIP .................. 209 RSSI UL ACK Channel Settings ..........204 WLAN ................. 27 UL Burst Measurement ........... 152 RSSI Mean ..............153 UL Grant Scheduling Type ..........

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