Two SINR calculations

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Antonio Tarrias

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Mar 16, 2021, 9:50:36 AM3/16/21
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Hi all,

I have been working on the module and I realized that there are 2 ways of getting SINR. On the one hand, it can be retrieved from PHY traces (RxPacketTrace.txt), where a column is containing the SINR (dB).
On the other hand, the simulation generates a SinrTrace.txt file, which contains the linear SINR. Nevertheless, I have compared them, converting the latter to dB, and the values are slightly different.

I have try to follow the code in order to know the differences, and it seems that the first one is related to transport blocks, while the second one is related to resource blocks. The way I see it, transport blocks and resource blocks are the same think, am I wrong?

I attach a plot from both SINR values in dB for a single simulation.
Thank you in advance!
Kind Regards.


Antonio Tarrias

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Mar 16, 2021, 9:54:17 AM3/16/21
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RxPackeTrace-vs-SinrTrace.png

Angèle Hager Hafaiedh

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Feb 6, 2026, 2:13:27 AM (5 days ago) Feb 6
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Hello @Antonio,

I am facing the same issue.

I was wondering if you managed to solve it by now ? Also I'd like to know how did you log the SinrTrace.txt?

Thank you in advance

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