[srslte-users] pusch decode capability

Xavier Arteaga xavier at softwareradiosystems.com
Tue Oct 1 10:20:31 UTC 2019


Hi Mark,
What does "took a QPSK-modulated signal" mean?

This test might be of your interest:
https://github.com/srsLTE/srsLTE/blob/master/lib/src/phy/phch/test/pusch_test.c

Xavier

On Tue, 1 Oct 2019 at 10:15, Mark Santorello <mark.s.public at gmail.com>
wrote:

> In trying to understand the LTE decode algorithm, I took a QPSK-modulated
> signal, and tried to pass it through the decode stack.  Descrambling worked
> perfectly, but rate de-matching and turbo decoding did not.  Is there any
> obvious reason why this isn't a simple inverse operation?
>
> Thank you,
>
> Mark
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