Re: [Discuss-gnuradio] GNU Radio OFDM Theori

[Tom Rondeau]

adib_sairi wrote:
> Eric Blossom wrote:
>   
> > There is no documentation of that type for OFDM.
> >
> > Eric
> >
> >
> >     
>  
> if i want to reconfigure the modulation for each sub-carrier (bit loading
> for OFDM), can i just edit the ofdm benchmark python file? or i have to go
> in detail until the IFFT and FFT? the OFDM that GNU Radio have currently i
> think it already have the CP (cyclic prefix) right? eric can you please tell
> me how the IFFT and FFT is being constructed? or how the OFDM is being made
> in GNU Radio? what references they use?
>   

To change the modulation per subcarrier is going to require reworking 
gr_ofdm_mapper_bcv.cc.

Tom

> i found this presentation slide (
> http://www.nabble.com/file/p22735812/gr_ofdm.rar gr_ofdm.rar ).. i hope it
> is usefull for those who are working in the same area as me. but i think
> this meterial is not enough .. so any body had more documentation please
> help me.. thank you.
>  
>