Re: [Discuss-gnuradio] BPSK to QPSK

[Tom Rondeau]

On 3/3/2010 7:12 AM, Mattias Kjellsson wrote:
> amarnath alapati wrote:
>    
> > hi everyone,
> >
> >         I am using the programs of DIGITAL-BERT folder to see the bit
> > error rate pattern versus the SNR. The given programs are for BPSK
> > scheme. I tried to change it for QPSK Scheme. But seems that I did not
> > do it right. I am giving the modified code in the programs . Please
> > help me out......Thanking in advance....
> >      
> I think that the Costas- and MM- blocks only work for differential
> encoding... If anyone knows differently, speak now of forever hold your
> peace ;p
>
> //Mattias
>    


No, the synchronization schemes are not dependent on the type of 
encoding. They will work for either differential or non-differential. In 
fact, they are really overkill for differentially encoded modulations....

Tom