Re: [Discuss-gnuradio] ofdm_sync_sc_cfb_impl.cc and sync methods used in practical

[Marcus Müller]

I don't know SORA; SC requires that one of the preamble symbols are
symmetric in time domain. Is that the case?


On 11/08/2016 01:00 PM, sumitstop wrote:
> Hello Marcus, 
>
> Thanks for the informative reply. 
>
> Right now I was using Cross-correlation based method for my preamble search.
> It works good, but I have not tested it in real-time, so I am unsure about
> its performance. 
>
> However I checked gr-ieee 802.11 implementation, which is another
> implementation of SC (delay size is 16 instead of 32 which is used in
> ofdm_sync_sc_cfb_impl.cc). And that works pretty in decoding the data
> generated from VSG. 
>
> However SORA, uses Cross-correlation for preamble search and
> auto-correlation for carrier sense. 
>
> I think I will try with SC also !
>
> Regards
> Sumit 
>
>
>
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