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Rohde & Schwarz R&S SMBVB-K114 User Manual

Rohde & Schwarz R&S SMBVB-K114 User Manual

Ofdm signal generation
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R&S
SMBVB-K114
OFDM Signal Generation
User Manual
(;ÜàT2)
1178823602
Version 11

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Summary of Contents for Rohde & Schwarz R&S SMBVB-K114

  • Page 1 ® R&S SMBVB-K114 OFDM Signal Generation User Manual (;ÜàT2) 1178823602 Version 11...
  • Page 2 This document describes the following software options: ● R&S ® SMBVB-K114 OFDM Signal Generation (1423.8050.xx) ® This manual describes firmware version FW 5.30.305.xx and later of the R&S SMBV100B. © 2024 Rohde & Schwarz Muehldorfstr. 15, 81671 Muenchen, Germany Phone: +49 89 41 29 - 0 Email: info@rohde-schwarz.com Internet:...

  • Page 3: Table Of Contents

    ® Contents R&S SMBVB-K114 Contents 1 Welcome to the OFDM Signal Generation option....... 7 Accessing the OFDM Signal Generation dialog............8 What's new........................8 Documentation overview....................8 1.3.1 Getting started manual....................8 1.3.2 User manuals and help....................9 1.3.3 Service manual....................... 9 1.3.4 Instrument security procedures..................9 1.3.5 Printed safety instructions....................
  • Page 4 ® Contents R&S SMBVB-K114 3.2.1 Physical settings......................30 3.2.2 Filter settings.........................36 3.2.3 Modulation configuration settings..................39 Allocation settings...................... 41 3.3.1 User settings......................... 42 3.3.2 Allocations settings....................... 44 3.3.3 Split pattern settings......................49 3.3.4 SCMA settings......................50 3.3.5 Zadoff-Chu settings....................... 52 3.3.6 Constellation points settings..................53 3.3.7 Time plan........................55 Trigger settings......................
  • Page 5 ® Contents R&S SMBVB-K114 Glossary: Terms and abbreviations..........108 Glossary: Specifications, references and further information..110 List of commands................111 Index....................114 User Manual 1178.8236.02 ─ 11...
  • Page 6 ® Contents R&S SMBVB-K114 User Manual 1178.8236.02 ─ 11...

  • Page 7: Welcome To The Ofdm Signal Generation Option

    ® Welcome to the OFDM Signal Generation option R&S SMBVB-K114 1 Welcome to the OFDM Signal Generation option The options R&S SMBVB-K114is a firmware application that adds functionality to gen- erate the following: ● User-defined OFDM signals ● 5G NR test signals in accordance with the 5GNOW project specification 5GNOW...

  • Page 8: Accessing The Ofdm Signal Generation Dialog

    ® Welcome to the OFDM Signal Generation option R&S SMBVB-K114 Documentation overview 1.1 Accessing the OFDM Signal Generation dialog To open the dialog with OFDM Signal Generation settings ► In the block diagram of the R&S SMBV100B, select "Baseband" > "OFDM Signal Generation".

  • Page 9: User Manuals And Help

    ® Welcome to the OFDM Signal Generation option R&S SMBVB-K114 Documentation overview 1.3.2 User manuals and help Separate manuals for the base unit and the software options are provided for down- load: ● Base unit manual Contains the description of all instrument modes and functions. It also provides an introduction to remote control, a complete description of the remote control com- mands with programming examples, and information on maintenance, instrument interfaces and error messages.

  • Page 10: Calibration Certificate

    ® Welcome to the OFDM Signal Generation option R&S SMBVB-K114 Documentation overview www.rohde-schwarz.com/brochure-datasheet/smbv100b 1.3.7 Calibration certificate The document is available on https://gloris.rohde-schwarz.com/calcert. You need the device ID of your instrument, which you can find on a label on the rear panel. 1.3.8 Release notes and open source acknowledgment The release notes list new features, improvements and known issues of the current software version, and describe the software installation.

  • Page 11: Scope

    ® Welcome to the OFDM Signal Generation option R&S SMBVB-K114 Notes on screenshots 1.4 Scope Tasks (in manual or remote operation) that are also performed in the base unit in the same way are not described here. In particular, it includes: ●...

  • Page 12: About Ofdm Signal Generation Option

    ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes 2 About OFDM Signal Generation option The OFDM Signal Generation option enables you to create waveforms according to the following modulation schemes OFDM, f-OFDM, GFDM, UFMC and FBMC. ●...

  • Page 13: F-Ofdm

    ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes 2.2.2 f-OFDM The filtered OFDM (f-OFDM) modulation is a technique similar to the UFMC modula- tion. Other as in the UFMC, in the f-OFDM uses frame-based filtering. The method is also known as Spectrum Filtered-OFDM. Related settings ●...

  • Page 14: Ufmc

    ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes As shown in Figure 2-1, in GFDM a time-frequency response is divided into k subcarri- ers and M symbols. Related settings ● Section 3.2.1, "Physical settings", on page 30 ●...

  • Page 15: Fbmc

    ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes 2.2.5 FBMC In the Filter Bank Multi-Carrier (FBMC) system, the filtering is applied on a per subcar- rier basis. The FBMC uses a synthesis-analysis filter bank method. Different implementations of FBMC are discussed: Staggered modulated multitone (SMT FBMC), cosine modulated multitone (CMT FBMC), and filtered multitone (FMT FBMC).

  • Page 16: Filtering

    ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes N-1 the I component is shifted, then in the neighbor subcarriers (N-2 and N) the Q component is shifted. Related settings ● Section 3.2.1, "Physical settings", on page 30 ●...
  • Page 17 ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes Dolph-Chebyshev filter ● FBMC: Root-raised cosine, Phydyas filter ● f-OFDM: Soft truncation filter ● OFDM No default filter For UFMC, f-OFDM and OFDM, you can also load a user-defined filter described in a file.
  • Page 18 ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes Figure 2-5: Example of the frequency response of a filter with different rolloff factors In f-OFDM, the sidelobe suppression is improved by applying a soft truncation window function. The modulation uses Hamming windowing functions and Hanning windowing functions.
  • Page 19 ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes ● = √(1 - P The filter time response is calculated as: Figure 2-7: Phydyas filter: Time response calculation m = 0 to KN – 2 K = 4 is the overlapping factor. N = Number of subcarriers n = Symbol number T = Symbol period...
  • Page 20 ® About OFDM Signal Generation option R&S SMBVB-K114 Overview of modulation schemes Example: To generate a user filter file (script) Function [b, n] = generateUserFilter(filterSets, destPath) % generateUserFilter returns the filter coefficients of a user-defined (baseband-)filter, % whose are stored to a .dat file and can be % loaded as an user filter in R&S SMW % where: % filterSets.fftSize is the used FFT size that is used for the OFDM modulation...

  • Page 21: Supported Multiple Access Schemes

    ® About OFDM Signal Generation option R&S SMBVB-K114 Supported multiple access schemes % fvtool(b); %displays filter response %% write filter out into .dat filter coefficient file coeffsOut = zeros(2*length(b),1); coeffsOut(1:2:end) = real(b); coeffsOut(2:2:end) = imag(b); % serialize complex coefficients if (exist('destPath')) dlmwrite([destPath '\smw_user_filter_' num2str(length(b)) 'taps_' num2str(filterSets.nOccSubcarrier) 'scs_' num2str(filterSets.fftSize) 'fft.dat'],coeffsOut);...
  • Page 22 ® About OFDM Signal Generation option R&S SMBVB-K114 Supported multiple access schemes = 4 is the codebook size (that is the number of codewords) = 4 is the spreading factor (that is the spread codeword length) = 2 is the number of non-zero elements. K-N = 2 is the number of zero elements.
  • Page 23 ® About OFDM Signal Generation option R&S SMBVB-K114 Supported multiple access schemes Figure 2-9: SCMA encoding example (K = 4, N = 2, J = 6) User#x = 6 users Codebook#x = 6 codebooks or layers Bitstream = Binary input data per user, for example User#0 sends bits (0,0). CWy,x = Codeword#y form codebook#x ∑...

  • Page 24: Physical Layer Parameterization

    ® About OFDM Signal Generation option R&S SMBVB-K114 Physical layer parameterization 2.4 Physical layer parameterization Data allocation and modulation You can modulate input data symbols using modulation schemes: ● Base modulation with constellations: BPSK, QPSK, 16QAM, 64QAM, 256QAM, SCMA ● Custom modulated I/Q data from files containing other modulation schemes, like CAZAC sequences for instance.
  • Page 25 ® About OFDM Signal Generation option R&S SMBVB-K114 Physical layer parameterization Calculation of the sequence length as number of samples and per modulation type is as follows: ● f-OFDM/OFDM Sequence Length [Samples] = ("Total Number of Subcarriers"*"Sequence Length" [Symbols] + "Cyclic Prefix Length"*"CP No. Symbols" + "Alt. Cyclic Prefix Length"*"Alt.

  • Page 26: Generating Configuration Files For R&S ® Vse-K96

    ® About OFDM Signal Generation option R&S SMBVB-K114 ® Generating configuration files for R&S VSE-K96 ® 2.5 Generating configuration files for R&S VSE-K96 If you generate f-OFDM signals or OFDM signals, the R&S SMBV100B automatically creates a *.xml file. You can use this file for measurements with Rohde & Schwarz ®...

  • Page 27: Ofdm Signal Generation Configuration And Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings 3 OFDM Signal Generation configuration and settings Access: ► Select "Baseband" > "OFDM Signal Generation". The remote commands required to define these settings are described in Section 3, "OFDM Signal Generation configuration and settings", on page 27.
  • Page 28 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings Generate Waveform...................... 28 Modulation Type......................28 Export path for XML settings ..................29 Set To Modulation Default..................... 29 General Settings ….......................30 Allocation Settings …....................30 State Activates the standard and deactivates all the other digital standards and digital modu- lation modes in the same path.
  • Page 29 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings "OFDM" You can create your own OFDM signal, for example configure the allocations as required. If you enable baseband signal generation, also creates a *.xml set- ting file for this modulation type. See also Section 2.5, "Generating ®...

  • Page 30: General Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings General Settings … Opens the "General Settings" dialog of the selected modulation. For a description, see the following sections: ● Section 3.2.1, "Physical settings", on page 30 ● Section 3.2.2, "Filter settings", on page 36 ●...

  • Page 31: Total Number Of Subcarriers/Fft Size

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings The tab provides physical settings. Most of these settings are common to all modu- lation types but can differ within their application. For settings that are unique for a specific modulation type, the description states this modulation type.

  • Page 32: Subcarriers

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings Subcarrier Spacing Sets the frequency distance between the carrier frequencies of the subcarriers. The subcarriers are evenly distributed within the available bandwidth. All subcarriers span the same bandwidth and there is no frequency gap between adjacent subcarriers. The parameter also sets the subcarrier bandwidth.

  • Page 33: Alt. Cyclic Prefix Length

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings ● UFMC, GFDM, FBMC If a "CP Length ≠ 0" is selected, then last samples of the complete signal are pre- pended to the signal. Figure 3-2: Principle of cyclic prefix calculation in UFMC, GFDM, and FBMC = Cyclic prefix CP Length = Selected number of samples...

  • Page 34: Cp No. Symbols/Alt. Cp No

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings Remote command: on page 72 [:SOURce<hw>]:BB:OFDM:ACPLength CP No. Symbols/Alt. CP No. Symbols For f-OFDM/OFDM, these parameters determine for how many symbols each of the (Cyclic Prefix Length Alt. Cyclic Prefix Length) is applied.

  • Page 35: Dc Mode

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings If activated, applies a DFT on all data allocations. These allocations use "Content Type" > "Data", see "Content Type" on page 47. All non-data allocations are added after DFT, for example, when mapping the pilots. Remote command: on page 73 [:SOURce<hw>]:BB:OFDM:DFTS:STATe...

  • Page 36: Filter Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings Sampling Rate Displays the sampling rate. The value is derived as follows: "Sampling Rate" = Total Number of Subcarriers/FFT Size Subcarrier Spacing Remote command: on page 75 [:SOURce<hw>]:BB:OFDM:SAMPling? Occupied Bandwidth Displays the occupied bandwidth.
  • Page 37 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings Select, for example, "Modulation Type" > "UFMC". 3. Select "General Settings". 4. Select "Filter". This tab provides settings to configure filters. The filter settings depend on the selected modulation scheme. See also Section 2.2.6, "Filtering",...
  • Page 38 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings "Root Raised Cosine" Requires "Modulation Type" > "FBMC" or "GFDM". Root raised cosine filter "Phydyas" Requires "Modulation Type" > "FBMC". Phydyas filter Remote command: on page 77 [:SOURce<hw>]:BB:OFDM:FILTer:TYPE Rolloff Factor Sets the filter parameter.

  • Page 39: Modulation Configuration Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings The windowing model affects the shape in the frequency domain. The Hamming win- dowing method, for example, is optimized for better sidelobe suppression. The following parameters also affect the shape of the filter window: ●...
  • Page 40 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 General settings 4. Select "Mod. Config". This tab provides settings to configure the modulation for modulation types "f- OFDM", "UFMC", "FBMC" and "GFDM". The provided settings depend on the selected modulation type. Settings: Number of Subbands....................

  • Page 41: Allocation Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Table 3-1: Effect of filter pre-equaölization on the UFMC modulation (Number of Subbands = 4) "Subband Filter Pre-equalization" > "Off" "Subband Filter Pre-equalization" > "On" Remote command: on page 81 [:SOURce<hw>]:BB:OFDM:UFMC:PREequal Datablock Size Requires "Modulation Type"...

  • Page 42: User Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings The main part of the "Allocation Settings" dialog is the allocation table where the indi- vidual allocations can be defined. Each allocation can use a different constellation or modulation type and data source. The allocations can differ in the number of symbols, the occupied number of subcarri- ers, and the individual position within the resource grid.

  • Page 43: Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Settings: Number of Users......................43 User..........................43 Data Source........................43 ρ(dB)..........................43 Number of Users Indicates the maximum number of users that can be configured. Any configured user can be deactivated. Remote command: n.a.

  • Page 44: Allocations Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Remote command: on page 82 [:SOURce<hw>]:BB:OFDM:USER<ch0>:PWR 3.3.2 Allocations settings Access: ► Select "Allocations". This tab provides settings to configure the number of allocations and individual allocation settings in a table. Each row represents a configuration of an individual allocation.
  • Page 45 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Number of Allocations Sets the number of scheduled allocations. Remote command: on page 85 [:SOURce<hw>]:BB:OFDM:NALLoc Allocation number AL# Displays the consecutive number of the allocation. Remote command: n.a. Constellation Sets the constellation that is the base modulation type of the selected allocation.
  • Page 46 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Remote command: on page 87 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCNO No. Sym. Sets the allocation size in the time domain and expresses the time in the number of symbols. Remote command: on page 87 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SYNO Offs.
  • Page 47 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings "All 0"/"All 1"/"PNxx"/"Pattern/"/"Data List"/"Select DList" The following standard data sources are available: ● "All 0"/"All 1" An internally generated sequence containing 0 data or 1 data. ● "PNxx" An internally generated pseudo-random noise sequence. ●...
  • Page 48 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings "Preamble" Fixed setting for "Modulation Type" > "UFMC". Use preambles to synchronize the R&S SMBV100B and external instrument, for example, an Rohde & Schwarz signal analyzer. The preamble spans the entire occupied bandwidth. The preamble is part of the first symbol or symbols that you set via the number of sym- bols, see "No.

  • Page 49: Split Pattern Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Split Pattern Accesses split pattern settings for the selected allocation, see Section 3.3.3, "Split pat- tern settings", on page 49. Remote command: on page 88 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:PATTern State Enables the allocation. Remote command: on page 90 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:STATe...

  • Page 50: Scma Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Split Pattern Activates split pattern settings for the selected allocation. Remote command: on page 92 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SPLT:STATe SCS Size Sets the subcarrier spacing (SCS) size. The maximum SCS size equals the number of subcarriers of the selected allocation, "No.
  • Page 51 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings 4. Select "Layer Mapping". In the "Layer Mapping" tab, assign users to individual layers and configure the state of these layers. Settings: Codebook........................51 └ Spreading Factor K..................51 └ Codebook Size M....................51 └...

  • Page 52: Zadoff-Chu Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Remote command: on page 91 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:CODebook? Number of Layers J ← Codebook Displays the resulting number of layers J. The number of layers (that is also the number of codebooks) is calculated as follows: ...

  • Page 53: Constellation Points Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings 3. Select "Data Source" > "Config". The "ZadoffChu Settings" dialog of the selected allocation "(AL#)" opens. It pro- vides settings to configure sequence length, number of sequences and cyclic shifts of the Zadoff-Chu sequence.
  • Page 54 ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings Settings: Modulation Order......................54 Mapping Coordinates....................54 Constellation coordinates table..................54 Modulation Order Sets or displays the modulation order of the allocation. Setting the modulation order requires "Constellation" > "Custom Constellation", see "Constellation"...

  • Page 55: Time Plan

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Allocation settings 3.3.7 Time plan Access: 1. Select "Allocation Settings". 2. Select "Time Plan". The tab provides a time-frequency resource grid representation of configured allo- cations. The x-axis shows the time domain in milliseconds (lower axis) or in num- ber of symbols (upper axis part).

  • Page 56: Trigger Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Trigger settings Detach Time Plan Opens the time plan in a separate window. Remote command: n.a. 3.4 Trigger settings Access: ► Select "OFDM Signal Generation" > "Trigger In". This tab provides settings to select and configure the trigger, like trigger source, trigger mode and trigger delays, and to arm or trigger an internal trigger manually.

  • Page 57: Mode

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Trigger settings For detailed information, see section "Common characteristics of the baseband domain" in the R&S SMBV100B user manual. Settings: Mode..........................57 Signal Duration Unit...................... 58 Signal Duration......................58 Running/Stopped......................58 Time Based Trigger.......................58 Trigger Time........................

  • Page 58: Signal Duration Unit

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Trigger settings Signal Duration Unit Defines the unit for describing the length of the signal sequence to be output in the "Single" trigger mode. Remote command: on page 101 [:SOURce<hw>]:BB:OFDM:TRIGger:SLUNit Signal Duration Requires trigger "Mode"...

  • Page 59: Arm

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Trigger settings "Time" Sets the time of the time-based trigger in the format hh:mm:ss. Remote command: on page 99 [:SOURce<hw>]:BB:OFDM:TRIGger:TIME:TIME Stops the signal generation until subsequent trigger event occurs. Remote command: on page 101 [:SOURce<hw>]:BB:OFDM:TRIGger:ARM:EXECute Execute Trigger...

  • Page 60: External Inhibit/Trigger Inhibit

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Trigger settings ● "Off" The signal output begins after elapsing of the processing time. Signal output starts with sample 0. The complete signal is output. This mode is recommended for triggering of short signal sequences. Short sequen- ces are sequences with signal duration comparable with the processing time of the instrument.

  • Page 61: (Specified) External Delay/(Specified) Trigger Delay

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Trigger settings To specify the delay, use the parameter (Specified) External Delay/(Specified) Trigger Delay. The parameter Actual Trigger Delay/Actual External Delay displays the delay conver- ted in time. Remote command: on page 101 [:SOURce<hw>]:BB:OFDM:TRIGger:DELay:UNIT (Specified) External Delay/(Specified) Trigger Delay The name of the parameter and the units the delay is expressed in, changes depend-...

  • Page 62: Marker Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Marker settings 3.5 Marker settings Access: ► Select "OFDM Signal Generation" > "Marker". This tab provides settings to select and configure the marker output signal includ- ing marker mode and marker delay. Routing and activating a marker signal 1.

  • Page 63: Clock Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Clock settings Mode Sets the marker mode that defines the shape and periodicity of the marker signal. You can configure individual marker modes for each marker signal. The number of available markers is 3. The marker configuration changes with the selected marker mode.

  • Page 64: Global Connectors Settings

    ® OFDM Signal Generation configuration and settings R&S SMBVB-K114 Global connectors settings You can map clock signals to one or more User x connectors. Global connectors settings allow you to configure the signal mapping, the polarity, the trigger threshold and the input impedance of the input connectors. 3.

  • Page 65: Remote-Control Commands

    ® Remote-control commands R&S SMBVB-K114 4 Remote-control commands The following commands are required to perform signal generation with the option R&S SMBV100B-K114 in a remote environment. We assume that the R&S SMBV100B has already been set up for remote operation in a network as described in the R&S SMBV100B documentation.

  • Page 66: General Commands

    ® Remote-control commands R&S SMBVB-K114 General commands ● Modulation commands.................... 79 ● User commands...................... 81 ● Allocation commands....................82 ● Trigger commands....................97 ● Marker commands....................103 ● Clock commands....................104 4.1 General commands Example: Saving current configuration :SOURce1:BB:OFDM:SETTing:STORe "/var/user/5g_ufmc_scma" *RST :SOURce1:BB:OFDM:SETTing:CATalog? // Response: "5g_ufmc_scma", "5g"...

  • Page 67: [:Source]:Bb:ofdm:preset

    ® Remote-control commands R&S SMBVB-K114 General commands Manual operation: "State" on page 28 [:SOURce<hw>]:BB:OFDM:PRESet Sets the parameters of the digital standard to their default values (*RST values speci- fied for the commands). Not affected is the state set with the command SOURce<hw>:BB:OFDM:STATe. Example: Example "Generating a UFMC waveform"...

  • Page 68: [:Source]:Bb:ofdm:setting:del

    ® Remote-control commands R&S SMBVB-K114 General commands [:SOURce<hw>]:BB:OFDM:SETTing:DEL <Filename> Deletes the selected file from the default or specified directory. Deleted are files with the file extension *.c5g. Parameters: <Filename> string file name or complete file path; file extension can be omitted Example: Example "Saving current configuration"...

  • Page 69: Physical Commands

    ® Remote-control commands R&S SMBVB-K114 Physical commands Manual operation: "Modulation Type" on page 28 [:SOURce<hw>]:BB:OFDM:MODPreset Calls the default settings for the selected modulation type, see [:SOURce<hw>]:BB: on page 68. OFDM:MODulation Example: Example "Generating a UFMC waveform" on page 82. Usage: Event Manual operation: "Set To Modulation Default"...
  • Page 70 ® Remote-control commands R&S SMBVB-K114 Physical commands // Query the total number of subcarriers. :SOURce1:BB:OFDM:NSUBcarriers? // Response: "64" :SOURce1:BB:OFDM:ZSAMples 100 // Setting is out of range. :SOURce1:BB:OFDM:ZSAMples? // Repsonse in samples: "63" // Clips the number of zero samples to 63. The maximum number of zero samples // equals the total number of subcarriers minus one sample.
  • Page 71 ® Remote-control commands R&S SMBVB-K114 Physical commands Parameters: <NoOfSubCarr> integer Range: 64 to 16384 *RST: Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Total Number of Subcarriers/FFT Size" on page 31 [:SOURce<hw>]:BB:OFDM:NOCCupied <NumOccSc> Sets the number of occupied subcarriers. Parameters: <NumOccSc>...
  • Page 72 ® Remote-control commands R&S SMBVB-K114 Physical commands [:SOURce<hw>]:BB:OFDM:CPLength <CpLength> Sets the cyclic prefix length as number of samples. The maximum length equals the total number of sucarriers: on page 70 [:SOURce<hw>]:BB:OFDM:NSUBcarriers Parameters: <CpLength> integer Range: 0 to depends on settings *RST: Example: Example "Generating a UFMC waveform"...
  • Page 73 ® Remote-control commands R&S SMBVB-K114 Physical commands Example: on page 72. [:SOURce<hw>]:BB:OFDM:ACPLength Manual operation: "CP No. Symbols/Alt. CP No. Symbols" on page 34 [:SOURce<hw>]:BB:OFDM:CSLength <CycSuffLen> Sets the cyclic suffix length. The maximum length equals the total number of sucarri- ers: on page 70 [:SOURce<hw>]:BB:OFDM:NSUBcarriers Parameters:...
  • Page 74 ® Remote-control commands R&S SMBVB-K114 Physical commands [:SOURce<hw>]:BB:OFDM:ZSAMples <ZeroSamples> Requires OFDM modulation type: :SOURce1:BB:OFDM:MODulation OFDM Sets the number of samples for zero padding. The instrument inserts these zero sam- ples before the modulation symbols. See also "Padding with zero samples" on page 25.
  • Page 75 ® Remote-control commands R&S SMBVB-K114 Physical commands Parameters: <RepForSamples> integer Range: 1 to 2400 *RST: Example: Example "Configuring zero padding" on page 69. Manual operation: "Zero Padding Repetition after Symbols" on page 35 [:SOURce<hw>]:BB:OFDM:SAMPling? Queries the sampling rate. Return values: <SampRate>...

  • Page 76: Filter Commands

    ® Remote-control commands R&S SMBVB-K114 Filter commands Usage: Query only Manual operation: "Number of Left Guard Subcarriers/Number of Right Guard Subcarriers" on page 36 [:SOURce<hw>]:BB:OFDM:RGUard? Queries the number of right guard subcarriers. Return values: <RightGuardSC> integer Range: 0 to 1000 *RST: Example: Example "Generating a UFMC waveform"...
  • Page 77 ® Remote-control commands R&S SMBVB-K114 Filter commands [:SOURce<hw>]:BB:OFDM:FILTer:TYPE <FilterType> Sets the baseband filter type. See also Section 2.2.6, "Filtering", on page 16. Parameters: <FilterType> RC | RRC | DIRichlet | RECT | DCH | STRunc | USER | PHYDyas | NONE RC|DIRichlet|RECT Requires modulation type GFDM.
  • Page 78 ® Remote-control commands R&S SMBVB-K114 Filter commands [:SOURce<hw>]:BB:OFDM:FILTer:LENGth <FilterLength> Sets the filter length. Parameters: <FilterLength> integer Range: 1 to 800 *RST: Deppends on the filter type Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Filter Length" on page 38 [:SOURce<hw>]:BB:OFDM:FILTer:SBATtenuation <StBAttenuation>...

  • Page 79: Modulation Commands

    ® Remote-control commands R&S SMBVB-K114 Modulation commands [:SOURce<hw>]:BB:OFDM:FILTer:UCATalog? Queries the user filter files in the default directory. Only files with the file extension *.dat are listed. Example: Example "Generating a UFMC waveform" on page 82. Usage: Query only Manual operation: "Load User Filter"...
  • Page 80 ® Remote-control commands R&S SMBVB-K114 Modulation commands Return values: <SubcPerSubband> integer Range: 1 to 16384 *RST: Example: Example "Generating a UFMC waveform" on page 82. Usage: Query only Manual operation: "Subcarriers per Subband" on page 40 [:SOURce<hw>]:BB:OFDM:GFDM:DBSYmbols <GFDMDbSymbols> Sets data block size in terms of symbols per data block. The maximum size is the sequence length, see [:SOURce<hw>]:BB:OFDM: on page 71.

  • Page 81: User Commands

    ® Remote-control commands R&S SMBVB-K114 User commands [:SOURce<hw>]:BB:OFDM:UFMC:PREequal <UfmcPreEqual> Applies a filter pre-equalization. Parameters: <UfmcPreEqual> 1 | ON | 0 | OFF *RST: Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Subband Filter Pre-equalization" on page 40 4.5 User commands ..............

  • Page 82: Allocation Commands

    ® Remote-control commands R&S SMBVB-K114 Allocation commands <BitCount> integer Range: 1 to 64 *RST: Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Data Source" on page 43 [:SOURce<hw>]:BB:OFDM:USER<ch0>:PWR <Power> Applies a power offset. Parameters: <Power> float Range: -80 to 10 Increment: 1E-3 *RST:...
  • Page 83 ® Remote-control commands R&S SMBVB-K114 Allocation commands // Response: "52" :SOURce1:BB:OFDM:BWOCcupied? // Response: "20.4" :SOURce1:BB:OFDM:CSLength? // Response: "0" // No cyclic suffix configured. :SOURce1:BB:OFDM:DFTS:STATe? // Response: "0" // DFT-s-OFDM for data allocations is deactivated. :SOURce1:BB:OFDM:DCM? // Response: "UTIL" // Uses the DC subcarrier for all allocations. :SOURce1:BB:OFDM:SAMPling? // Response: "25.6"...
  • Page 84 ® Remote-control commands R&S SMBVB-K114 Allocation commands :SOURce1:BB:OFDM:ALLoc1:MODulation QAM256 :SOURce1:BB:OFDM:ALLoc1:SCNO 100 :SOURce1:BB:OFDM:ALLoc1:SCOFfset 2 :SOURce1:BB:OFDM:ALLoc1:SYOFfset 2 :SOURce1:BB:OFDM:ALLoc1:DATA USER0 :SOURce1:BB:OFDM:ALLoc1:PHYSbits? // Response: "4000" :SOURce1:BB:OFDM:ALLoc1:STATe 1 // Confgure allocation 2 settings. :SOURce1:BB:OFDM:ALLoc2:MODulation :SOURce1:BB:OFDM:ALLoc2:SCNO 200 :SOURce1:BB:OFDM:ALLoc2:SYNO 2 :SOURce1:BB:OFDM:ALLoc2:SCOFfset 150 :SOURce1:BB:OFDM:ALLoc2:SYOFfset 2 :SOURce1:BB:OFDM:ALLoc2:DATA USER3 // Confgure allocation 3 settings using sparse code multiple access modulation. :SOURce1:BB:OFDM:ALLoc3:MODulation SCMA :SOURce1:BB:OFDM:ALLoc3:SCNO 200 :SOURce1:BB:OFDM:ALLoc3:SYNO 2...

  • Page 85: General Commands

    ® Remote-control commands R&S SMBVB-K114 Allocation commands :SOURce1:BB:OFDM:ALLoc5:SCMA:LAYer3:STATe 0 :SOURce1:BB:OFDM:ALLoc5:SCMA:LAYer5:STATe 0 // Response: "0" :SOURce1:BB:OFDM:ALLoc5:CONFlict? // Response: "0" // Confgure allocation 6 settings using a Zadoff-Chu sequence for modulation. :SOURce1:BB:OFDM:ALLoc6:MODulation ZAD :SOURce1:BB:OFDM:ALLoc6:SCNO 2 :SOURce1:BB:OFDM:ALLoc6:SYNO 2 :SOURce1:BB:OFDM:ALLoc6:SCOFfset 0 :SOURce1:BB:OFDM:ALLoc6:SYOFfset 0 :SOURce1:BB:OFDM:ALLoc6:DATA PN16 :SOURce1:BB:OFDM:ALLoc6:ZAD:SNUMber 2 :SOURce1:BB:OFDM:ALLoc6:ZAD:SLENgth 1 :SOURce1:BB:OFDM:ALLoc6:ZAD:CYCShift 1...
  • Page 86 ® Remote-control commands R&S SMBVB-K114 Allocation commands Parameters: <NoOfAlloc> integer Range: 0 to 500 *RST: Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Number of Allocations" on page 45 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:MODulation <BaseModType> Sets the modulation type of an allocation. Parameters: <BaseModType>...
  • Page 87 ® Remote-control commands R&S SMBVB-K114 Allocation commands Example: Example "Configuring custom modulation settings" on page 95. Manual operation: "Modulation Order" on page 45 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCNO <NoOfSubcarriers> Sets the number of allocated subcarriers. Parameters: <NoOfSubcarriers> integer Range: 1 to 13107 *RST: Example: Example "Generating a UFMC waveform"...
  • Page 88 ® Remote-control commands R&S SMBVB-K114 Allocation commands Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Offs. Sym." on page 46 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:PHYSbits? Queries the allocation size in bits. Return values: <PhysicalBits> integer Example: Example "Generating a UFMC waveform" on page 82.
  • Page 89 ® Remote-control commands R&S SMBVB-K114 Allocation commands <BitCount> integer Range: 1 to 64 *RST: Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Data Source" on page 46 "Split Pattern" on page 49 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CIQFile <CustomIqFile> Selects an existing file with custom I/Q data from the default directory or from the spe- cific directory.

  • Page 90: Scma Commands

    ® Remote-control commands R&S SMBVB-K114 Allocation commands Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Content Type" on page 47 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:STATe <State> Enables the allocation. Parameters: <State> 1 | ON | 0 | OFF *RST: Example: Example "Generating a UFMC waveform" on page 82.
  • Page 91 ® Remote-control commands R&S SMBVB-K114 Allocation commands [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:SPRead? Queries the spreading factor. Return values: <SpreadFac> integer Range: 0 to 4 *RST: Example: Example "Generating a UFMC waveform" on page 82. Usage: Query only Manual operation: "Spreading Factor K" on page 51 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:CODebook? Queries the codebook size.

  • Page 92: Split Pattern Commands

    ® Remote-control commands R&S SMBVB-K114 Allocation commands [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:LAYer<st0>:USER <ScmaLayerUser> Maps the users to the layers. Parameters: <ScmaLayerUser> USER0 | USER1 | USER2 | USER3 | USER4 | USER5 *RST: USER0 Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "User"...
  • Page 93 ® Remote-control commands R&S SMBVB-K114 Allocation commands [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SPLT:SCS:SIZE <SplitPatScsSize> Sets the subcarrier spacing (SCS) size. The maximum SCS size equals the number of subcarriers of the selected allocation, on page 87. [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCNO Parameters: <SplitPatScsSize> integer Range: 1 to 13107 *RST: Example: Example "Configuring split pattern settings"...

  • Page 94: Zadoff-Chu Commands

    ® Remote-control commands R&S SMBVB-K114 Allocation commands Parameters: <SplitPatSymStep> integer Range: 1 to 1000 *RST: Example: Example "Configuring split pattern settings" on page 92. Manual operation: "Symbol Step" on page 50 4.6.4 Zadoff-Chu commands ............94 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:ZAD:CYCShift ............94 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:ZAD:SLEN ............94 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:ZAD:SNUMber [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:ZAD:CYCShift <CyclicShift>...

  • Page 95: Custom Constellation Commands

    ® Remote-control commands R&S SMBVB-K114 Allocation commands Parameters: <SeqNumber> integer Range: 1 to 13106 *RST: Example: Example "Generating a UFMC waveform" on page 82. Manual operation: "Sequence Number" on page 53 4.6.5 Custom constellation commands Example: Configuring custom modulation settings // Set custom constellation for alloction 0.
  • Page 96 ® Remote-control commands R&S SMBVB-K114 Allocation commands The imaginary part equals the y-axis value in a cartesian coordinate system. Parameters: <CustConstImag> float Range: -100 to 100 Increment: 0.001 *RST: Example: Example "Configuring custom modulation settings" on page 95. Manual operation: "Constellation coordinates table"...

  • Page 97: Trigger Commands

    ® Remote-control commands R&S SMBVB-K114 Trigger commands Parameters: <CustConstReal> float Range: -100 to 100 Increment: 0.001 *RST: Example: Example "Configuring custom modulation settings" on page 95. Manual operation: "Constellation coordinates table" on page 54 4.7 Trigger commands Example: Configuring trigger signals :SOURce1:BB:OFDM:TRIGger:SEQuence SINGle :SOURce1:BB:OFDM:TRIGger:SLENgth 200 // Outputs the first 200 samples of the current waveform after the trigger event.
  • Page 98 ® Remote-control commands R&S SMBVB-K114 Trigger commands ..............98 [:SOURce<hw>]:BB:OFDM[:TRIGger]:SEQuence ..............98 [:SOURce<hw>]:BB:OFDM:TRIGger:SOURce ..............99 [:SOURce<hw>]:BB:OFDM:TRIGger:RMODe? ..............99 [:SOURce<hw>]:BB:OFDM:TRIGger:TIME:DATE ..............99 [:SOURce<hw>]:BB:OFDM:TRIGger:TIME:TIME ............100 [:SOURce<hw>]:BB:OFDM:TRIGger:TIME[:STATe] ..............100 [:SOURce<hw>]:BB:OFDM:TRIGger:SLENgth ..............101 [:SOURce<hw>]:BB:OFDM:TRIGger:SLUNit ..............101 [:SOURce<hw>]:BB:OFDM:TRIGger:EXECute ............101 [:SOURce<hw>]:BB:OFDM:TRIGger:ARM:EXECute .........101 [:SOURce<hw>]:BB:OFDM:TRIGger:EXTernal:SYNChronize:OUTPut .............101 [:SOURce<hw>]:BB:OFDM:TRIGger:DELay:UNIT ............. 102 [:SOURce<hw>]:BB:OFDM:TRIGger[:EXTernal]:DELay ............. 102 [:SOURce<hw>]:BB:OFDM:TRIGger:EXTernal:TDELay ...........
  • Page 99 ® Remote-control commands R&S SMBVB-K114 Trigger commands Example: Example "Configuring trigger signals" on page 97. Manual operation: "Source" on page 59 [:SOURce<hw>]:BB:OFDM:TRIGger:RMODe? Queries the status of waveform output. Return values: <TrigRunMode> STOP | RUN *RST: STOP Example: Example "Configuring trigger signals" on page 97.
  • Page 100 ® Remote-control commands R&S SMBVB-K114 Trigger commands Parameters: <Hour> integer Range: 0 to 23 <Minute> integer Range: 0 to 59 <Second> integer Range: 0 to 59 Example: See example "Configure a time-based trigger signal" in the sub- chapter "Trigger Commands" of the chapter "SOURce:BB:ARB subsystem"...
  • Page 101 ® Remote-control commands R&S SMBVB-K114 Trigger commands [:SOURce<hw>]:BB:OFDM:TRIGger:SLUNit <TrigSeqLenUnit> Defines the unit for the entry of the length of the signal sequence to be output in the SINGle trigger mode. Parameters: <TrigSeqLenUnit> SEQuence | SAMPle *RST: SEQuence Example: Example "Configuring trigger signals" on page 97.
  • Page 102 ® Remote-control commands R&S SMBVB-K114 Trigger commands Example: Example "Specifying delay and inhibit values in time units" on page 97. Manual operation: "(External) Delay Unit" on page 60 [:SOURce<hw>]:BB:OFDM:TRIGger[:EXTernal]:DELay <TrigExtDelay> Specifies the trigger delay. Parameters: <TrigExtDelay> float Range: 0 to 2147483647 Increment: 0.01 *RST: Example:...

  • Page 103: Marker Commands

    ® Remote-control commands R&S SMBVB-K114 Marker commands Manual operation: "Actual Trigger Delay/Actual External Delay" on page 61 [:SOURce<hw>]:BB:OFDM:TRIGger[:EXTernal]:INHibit <TrigExtInhibit> Specifies the number of samples by which a restart is to be inhibited following an exter- nal trigger event. Parameters: <TrigExtInhibit> integer Range: 0 to dynamic...

  • Page 104: Clock Commands

    ® Remote-control commands R&S SMBVB-K114 Clock commands Parameters: <MarkFallOffs> integer Range: -640000 to 640000 *RST: Example: Example "Activating a marker 2 signal" on page 103. Manual operation: "Rise Offset/Fall Offset" on page 63 [:SOURce<hw>]:BB:OFDM:TRIGger:OUTPut<ch>:DELay <MarkDelay> Defines the delay between the signal on the marker outputs and the start of the sig- nals.

  • Page 105: Annex

    ® XML settings file R&S SMBVB-K114 Annex A XML settings file You can use the created *.xml file for OFDM signal analysis. See "Export path for XML settings ..." on page 29. Use the file for measurements with Rohde & Schwarz ®...
  • Page 106 ® XML settings file R&S SMBVB-K114 <AllocationType>DontCare</AllocationType> </Constellation> <Constellation> <ID>2</ID> <Name>PilotConstellation</Name> <HumanReadableName>PilotConstellation</HumanReadableName> <ScalingFactor>1</ScalingFactor> <AllocationType>PilotConstellation</AllocationType> <IQSymbols> <IQ> <Re>-0.707107</Re> <Im>-0.707107</Im> </IQ> <IQ> <Re>-0.707107</Re> <Im>0.707107</Im> </IQ> <IQ> <Re>0.707107</Re> <Im>-0.707107</Im> </IQ> <IQ> <Re>0.707107</Re> <Im>0.707107</Im> </IQ> </IQSymbols> </Constellation> <Constellation> <ID>3</ID> <Name>QAM64</Name> <HumanReadableName>QAM64</HumanReadableName> <ScalingFactor>1</ScalingFactor> <AllocationType>DataConstellation</AllocationType> <IQSymbols> <IQ>...
  • Page 107 ® XML settings file R&S SMBVB-K114 <AllocationType>PilotConstellation</AllocationType> <IQSymbols> <IQ> <Re>-1.000000</Re> <Im>0.000000</Im> </IQ> <IQ> <Re>1.000000</Re> <Im>0.000000</Im> </IQ> </IQSymbols> </Constellation> </Constellations> <Allocation> <Matrix>AQEBAQECAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIC AgICAgICAgEBAQEBAQEBAQEBAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIC AgICAgICAgICAgIBAQEBAQEBAQEBAQMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMD AwMDAwMDAwMDAwMDAwMDAQEBAQEBAQEBAQEDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMD AwMDAwMDAwMDAwMDAwMDAwMDAwEBAQEBAQEBAQEBAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMD AwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMBAQEBAQEBAQEBAQMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMD AwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAQEBAQEBAQEBAQEDAwMDAwMDAwMDAwMDAwMDAwMDAwMD AwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwEBAQEBAQEBAQEBAwMDAwMDAwMDAwMDAwMDAwMD AwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMDAwMBAQEBAQEBAQEBAQQEBAQEBAQEBAQEBAQE BAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEAQEBAQEBAQEBAQEEBAQEBAQEBAQE BAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAEBAQEBAQ==</Matrix> </Allocation> <PilotInformation> <PilotSymbolIdxArray>AQADAAMAAwADAAMAAwADAAEAAwADAAMAAwACAAIAAQABAAMAAwABAAM AAQABAAMAAAACAAAAAQAAAAIAAgABAAEAAwABAAIAAAABAAEAAgAAAAIAAAADAAMAAAABAAAAAAADAAE AAQACAAAAAwAAAAAAAAAAAAEAAgACAAAAAwADAAAAAAABAAIAAwABAAEAAAAAAAAAAwACAAEAAQACAAI AAQADAAAAAQABAAEAAAABAAMAAgACAAMAAQABAAIAAwACAAAAAgAAAAEAAgABAAMAAAAAAAEAAQABAAE AAQABAAEAAQABAAEAAQABAAEAAQABAAAAAQABAAEAAQABAAEAAQABAAEAAQAAAAEAAAAAAAEAAAABAAE AAQABAAEAAAABAAEAAQAAAAEAAAABAAEAAQAAAAAAAQAAAAAAAAAAAAEAAAAAAAEAAAABAAAAAAABAAA AAQABAAEAAAABAAEAAAAAAAAAAAABAAAAAQABAAAAAAAAAAEAAAAAAAAAAQABAAEAAQAAAAAAAAABAAA AAAAAAAAAAQABAAAAAQAAAAEAAQAAAA==</PilotSymbolIdxArray>...

  • Page 108: Glossary: Terms And Abbreviations

    ® Glossary: Terms and abbreviations R&S SMBVB-K114 Glossary: Terms and abbreviations ARB: Arbitrary waveform generator CoMP: Coordinated multipoint f-OFDM: Filtered OFDM Synonyms: SF-OFDM, UF-OFDM, RB-F-OFDM FBMC: Filter-Bank multicarrier FFT: Fast Fourier transform GFDM: Generalized frequency division multiplexing IFFT: Inverse NOMA: Non-orthogonal multiple access OFDM: Orthogonal frequency division multiplexing OQAM: Offset QAM: Quadrature amplitude modulation...
  • Page 109 ® Glossary: Terms and abbreviations R&S SMBVB-K114 Subband (UFMC): In the context of the UFMC modulation, the term subband describes the smallest amount of resources that can be allocated to a user. Synonyms: Resource block, Subcarrier Subcarrier (UFMC): Subband (UFMC) UF-OFDM: Universal filtered OFDM, see UFMC.

  • Page 110: Glossary: Specifications, References And Further Information

    ® Glossary: Specifications, references and further information R&S SMBVB-K114 Glossary: Specifications, references and further information Symbols [1]: Michailow, N.; Gaspar, I.; Krone, S.; Lentmaier, M.; Fettweis, G. "Generalized Frequency Division Multiplexing: Analysis of an Alternative Multi-Carrier Technique for Next Generation Cellular Systems", Aug. 2012 [2]: Schaich, F.;...

  • Page 111: List Of Commands

    ® List of commands R&S SMBVB-K114 List of commands [:SOURce<hw>]:BB:OFDM:ACPLength......................72 [:SOURce<hw>]:BB:OFDM:ACPSymbols....................... 72 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CIQFile................... 89 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CONFlict?..................90 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CONPoint<st0>:IMAG..............95 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CONPoint<st0>:MAGN..............96 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CONPoint<st0>:PHASe..............96 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CONPoint<st0>:REAL..............96 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:CONTent..................89 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:DATA....................88 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:LIST....................88 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:MODulation..................86 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:MOOR.................... 86 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:PATTern..................88 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:PHYSbits?..................88 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:PWR....................89 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:CODebook?................ 91 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:LAYer<st0>:PWR?.............. 91 [:SOURce<hw>]:BB:OFDM:ALLoc<ch0>:SCMA:LAYer<st0>:STATe..............
  • Page 112 ® List of commands R&S SMBVB-K114 [:SOURce<hw>]:BB:OFDM:FILTer:UCATalog?....................79 [:SOURce<hw>]:BB:OFDM:FILTer:ULENgth?....................79 [:SOURce<hw>]:BB:OFDM:FILTer:USELection....................79 [:SOURce<hw>]:BB:OFDM:FILTer:WINDowing....................78 [:SOURce<hw>]:BB:OFDM:FOFDm:NSUBand....................80 [:SOURce<hw>]:BB:OFDM:GFDM:DBSYmbols....................80 [:SOURce<hw>]:BB:OFDM:LGUard?......................75 [:SOURce<hw>]:BB:OFDM:MODPreset......................69 [:SOURce<hw>]:BB:OFDM:MODulation......................68 [:SOURce<hw>]:BB:OFDM:NALLoc........................85 [:SOURce<hw>]:BB:OFDM:NOCCupied......................71 [:SOURce<hw>]:BB:OFDM:NSUBcarriers.......................70 [:SOURce<hw>]:BB:OFDM:OFFSet........................ 74 [:SOURce<hw>]:BB:OFDM:OUTPath......................69 [:SOURce<hw>]:BB:OFDM:PRESet........................67 [:SOURce<hw>]:BB:OFDM:RGUard?......................76 [:SOURce<hw>]:BB:OFDM:RSAMples......................74 [:SOURce<hw>]:BB:OFDM:SAMPling?......................75 [:SOURce<hw>]:BB:OFDM:SCSPace......................71 [:SOURce<hw>]:BB:OFDM:SEQLength......................71 [:SOURce<hw>]:BB:OFDM:SETTing:CATalog....................67 [:SOURce<hw>]:BB:OFDM:SETTing:DEL.......................68 [:SOURce<hw>]:BB:OFDM:SETTing:LOAD....................67 [:SOURce<hw>]:BB:OFDM:SETTing:STORe....................67 [:SOURce<hw>]:BB:OFDM:SRATe:VARiation....................69 [:SOURce<hw>]:BB:OFDM:STATe........................66 [:SOURce<hw>]:BB:OFDM:SUBCarriers?......................
  • Page 113 ® List of commands R&S SMBVB-K114 [:SOURce<hw>]:BB:OFDM:USER<ch0>:PATTern..................81 [:SOURce<hw>]:BB:OFDM:USER<ch0>:PWR....................82 [:SOURce<hw>]:BB:OFDM:WAVeform:CREate....................68 [:SOURce<hw>]:BB:OFDM:ZSAMples......................74 [:SOURce<hw>]:BB:OFDM[:TRIGger]:SEQuence..................98 User Manual 1178.8236.02 ─ 11...

  • Page 114: Index

    ® Index R&S SMBVB-K114 Index Symbols Dynamic ..............33 Enable ................. 32 *.dat file Enable CP pattern ..........33, 34 Filter ................19 Length ................. 32 I/Q data ............... 24 Cyclic suffix length .............34 *.iqw file ................24 Data block size ..............41 Allocation Data sheets .................
  • Page 115 ® Index R&S SMBVB-K114 Root raised cosine filter See Root cosine ............37 I/Q files RRC filter *.dat file ............... 24 See Root cosine filter ..........37 *.iqw file ..............24 Installation ................7 Instrument help ..............9 Safety instructions ............... 9 Instrument security procedures ...........
  • Page 116 ® Index R&S SMBVB-K114 Time-based trigger Date ................58 State ................58 Time ................58 Trigger Synchronize output ............. 59 Trigger delay ..............61 Actual ................61 Expressed in time ............60 Resulting ..............61 Unit ................60 Trigger mode ..............57 Trigger signal duration ............58 Trigger source ..............

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