[srslte-users] Low Leve PHY sync method usage
Andre Puschmann
andre.puschmann at softwareradiosystems.com
Fri Oct 18 21:00:00 UTC 2019
On 18/10/19 20:13, Sylvain Munaut wrote:
>> You're right. I've just tried with pss_file and that synced perfectly.
>> Note that you have to specify the N_id_2 here. Try with e.g.:
>>
>> $ ./lib/src/phy/sync/test/pss_file -i 2 -f ~/tmp/lte_be_796m_1536.cfile
>> -s 1024
>>
>> I've then checked synch_file which indeed doesn't work. I've noticed the
>> correlation threshold was a bit high, so reduce that with "-t 2". Also
>> I've noticed that internally, the synch_file example uses 128 as default
>> FFT size, so that can only work with 1.92 MHz sample rate, not with your
>> signal. Try to apply the attached patch. With that, it gives me the
>> expected results.
>
> Thanks for the patch (which I saw is merged now :).
>
> And for pointing out pss_file which is actually closer to what I was
> looking for in the first place.
>
No worries. Can I assume that this is working for you now?
Cheers
Andre
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