Re: [Discuss-gnuradio] Schmidl and Cox method in OFDM blocks

2013-08-26 Thread Martin Braun (CEL)
On Sun, Aug 25, 2013 at 07:45:56PM +0200, Shashank Gaur wrote: > I have been trying to understand OFDM blocks, especially equalization and > estimation part of the code. In the file ofdm_chanest_vcvc_impl.cc, schmidl > and > cox method is used. > > I am unable to understand use of this method for

[Discuss-gnuradio] Schmidl and Cox method in OFDM blocks

2013-08-25 Thread Shashank Gaur
Hi, I have been trying to understand OFDM blocks, especially equalization and estimation part of the code. In the file ofdm_chanest_vcvc_impl.cc, schmidl and cox method is used. I am unable to understand use of this method for channel estimation and equalization. Also there are some ToDo left out

[Discuss-gnuradio] Schmidl and Cox method

2010-07-07 Thread chuck lorres
Hi, I wanted to ask you that in the ofdm_sync_pn.py ( Schmidl and Cox method ) what is the role of gr.add_const_ff(-1) line # 78 ? I am not able to understand that what are we achieving here by multiplying the stream by one. As in the orignal algorithm this thing is not present. Cheers, Chuck.