Re: [Discuss-gnuradio] does the number of samples per symbol for the dbpsk case really affect the PDR performance?

[Tom Rondeau]

Bill Stevenson wrote:
> Hi,
>
> We did the outdoor testing today to find out the relationship between 
> RSSI and Distance and the relationship between RSSI and PDR with USRP 
> and GNURadio. Mistakenly, the number of samples per symbol at the TX 
> side was set to 4 and the number of samples per symbol at the RX side 
> was set to 2. The modulation scheme we used was dbpsk:( . Would my 
> wrong setting affect the final performance for the dbpsk case? I am 
> very worried about that because we spent more than 5 hours on testing 
> and at last found out that one argument was mistakenly configured to a 
> wrong value. Could anyone give me a hand?
>
> Thanks!
>
> Bill

Theoretically, no, it won't make a difference.

It might if the rates of the transmitter and receiver were different 
because of mismatches in the decim/interp rate.

Tom