Changes between Version 40 and Version 41 of Tutorials/Wireless/mmwave Paam Real TimePHY


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Timestamp:
Sep 11, 2024, 8:10:11 PM (6 weeks ago)
Author:
zhenzhou77
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  • Tutorials/Wireless/mmwave Paam Real TimePHY

    v40 v41  
    398398
    399399==== EVM, SNR Printouts ====
    400 We also provide an alternative to enable users to check the EVM values and other metrics during transmission, but as those calculations introduce overheads in computation, the real-time performance will be influenced. But if you wish to check the correctness for each DSP stage, you can disable the CMake flag {{{TIME_EXCLUSIVE}}} by setting it to false. After recompiling, you should be able to see EVM and SNR values printed out after each frame
     400We also provide an alternative to enable users to check the EVM values and other metrics during transmission, but as those calculations introduce overheads in computation, the real-time performance will be influenced. But if you wish to check the correctness for each DSP stage, you can disable the CMake flag {{{TIME_EXCLUSIVE}}} by setting it to false. After recompiling, you should be able to see EVM and SNR values printed out after each frame as the following:
     401{{{
     402[15:462812][I] Main [frame 5309 + 0.63 ms]: Completed demodulation
     403[15:462817][I] Frame 5309 Constellation:
     404  EVM    7.1707
     405, SNR    11.4444
     406True SNR is: 27.0316
     407}}}
     408
     409==== Savannah-sc mode ====