® ® Key features R&S SMBVB-K363, R&S SMW-K363 1 Key features The test suites R&S SMx-K363 provide Chinese car navigation tests with the sequencer tool R&S CMWrun. The tests are performed on a connected in-vehicle sys- tem (IVS). The tests are as closely aligned with the Chinese test specifications "Techni- cal specification for on board satellite positioning system"...
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® ® Key features R&S SMBVB-K363, R&S SMW-K363 Test case Chapter of "Technical specification for on board satellite positioning system" and test purpose 14. Velocity accuracy urban can- 6.4.1.3.2: Functional test if the outputted positioning accuracy by DUT fulfills the requirements. See also annex C.1.2, annex C.2 - table C.2, and annex E.2 of the specification.
® ® Prerequisites R&S SMBVB-K363, R&S SMW-K363 2 Prerequisites ● R&S CMWrun base software, version 1.9.12 or higher. No smart card and no licenses are required for R&S CMWrun. Required equipment for R&S SMBVB-K363: ● R&S SMBV100B for GNSS simulation must be equipped with the following options: Hardware: –...
® ® Test setup R&S SMBVB-K363, R&S SMW-K363 3 Test setup The following figure provides an overview of the test setup. In this example, the instru- ment R&S SMBV100B is used. The test setup with another supported instrument is similar. R&S SMBV100B Attenuator GNSS...
® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of instrument connection 4 System configuration This chapter describes everything that you have to do before using the system for the first time. Skip this chapter if you already have an operable system. ●...
® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of DUT connection For a standard view of the measurement report, deselect "Treat "Ignored" as "Failed"" in the configuration dialog of measurement report, tab "Fail Options". To access the measurement report configuration dialog, proceed as follows: a) To configure measurement report globally for all the tests, select "Resources"...
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® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of DUT connection a) In the tab "Test Plans", specify a directory where you store your test plans. b) Open the configuration dialog via "File" > "New Testplan...". c) In the tab "Test Plans", select your new test plan. d) In the tab "Tests", select the installed GNSS test plan.
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® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of DUT connection a) In the tab "DUTs", you find several predefined DUT's configurations. To create your own, double-click IVSTemplate.xml to open the configuration dialog "Edit DUT Properties". b) Modify "Manufacturer" entry to assign DUTs name. Otherwise, you overwrite the predefined template.
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® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of DUT connection c) In the tab "Automation", configure the DUT-related automation methods that are used for DUTs commands. See also section DUT Files and Automation of the R&S CMWrun base manual. The test module supports the AT commands via COM ports and ADB com- mands.
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® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of DUT connection d) Each DUT command is connected to a new row in the corresponding dialog. A waiting time after the execution can be set for each single command. Set also not needed commands to "not in use"...
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® ® System configuration R&S SMBVB-K363, R&S SMW-K363 Preparation of DUT connection Your test plan is now assigned to your DUT. 6. Always start your tests from the tab "DUTs" by double-clicking a test plan assigned to your DUT. It guarantees that the test plan executes the vendor-specific com- mands of your DUT.
® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Connection setting 5 Test configuration The property dialog box leads you to individual test configuration dialogs. You can open the property dialog box from the "Testplan Details" subtab. Double-click the node, for example . Or select the node and click "Properties ...".
® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Vehicle simulation setting Set to Default Resets all settings in the dialog. 5.2 Vehicle simulation setting The dialog specifies the geo-position of the IVS and simulates its movement. Simulation Start Date/Time Specifies the time signaled within the generated positioning data. Reference Vehicle Location Specifies the IVS location.
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® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Vehicle simulation setting Files for Movement and Visibility Selects files with predefined movement geo-coordinates. The following files complying with the specification are provided in the installation pack- age: ● CCN_Bejing_standard_trajectory.txt for full reception, starting in Beijing, China, square-similar trajectory with changing velocity [km/h] 9 10...
® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Signal power setting The file is suitable for test case 4. Table 5-2: Predefined urban canyon pattern Area Elevation Azimuth Attenuation Description ≦ -100 dB 0° to 5° 0° to 360° no signal 5°...
® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Test case setting Received Satellite Power Specifies the power of GPS, BeiDou, Galileo, or GLONASS satellites. There are six simulated visible satellites per GNSS system. The power can be changed for each GNSS system individually. External Power Attenuation Specifies external power attenuation.
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® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Test case setting Several test cases contain self-explanatory settings as "Measurement duration per sys- tem". The following description covers only the remaining settings. Capability........................21 Data invalid measurement duration per system............21 NMEA information measurement duration per system..........
® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Advanced settings Power The initial power in the acquisition phase. Set to Default Resets all settings in the dialog. System ● Combined GNSS: GPS, BeiDou, Galileo, and GLONASS - six simulated visible satellites per GNSS system.
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® ® Test configuration R&S SMBVB-K363, R&S SMW-K363 Advanced settings receivers make a fix far away from the true location and converge to that point after a couple of seconds. This setting can bias the error statistics and can be increased for more stability of the results.
® ® Test results R&S SMBVB-K363, R&S SMW-K363 6 Test results The measurement report contains results, one table for each executed test case. The tables list the test items and conditions, the performed test steps, their results and pass/fail verdicts. The last table lists all errors and warnings collected during the test execution.
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