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Re: [Discuss-gnuradio] OFDM Implementation

From: sumitstop
Subject: Re: [Discuss-gnuradio] OFDM Implementation
Date: Wed, 14 Sep 2011 10:26:50 -0700 (PDT)

dont use random source.... packet encoder is already in the ofdm block in the
gnuradio-companion. so need not to include.also try to put the screen-shot
of ur block diagram.

waqasme wrote:
> Hello sumit,
> I am trying to make OFDM trasmitter and reciever block diagram( with
> signal processing blocks available in GNU Radio)  in GNU Radio companion.
> As my supervisor asked me to make simulation first in GNU radio software
> then move on to USRP. i have made this basic simulation model for OFDM
> transmitter which consists of:
> Random source, Interleave, packet encoder, OFDM modulator, throttle and
> FFT sink block . by using these signal blocks iam getting the flow graph
> of OFDM transmitter. but now i want to make OFDM reciever as well. i tried
> the same technique in reverse order with OFDM demodulator ,packet decoder,
> deinterlever , throotle and scope sink but its not showing any signal .
> please if you know how to design or make the OFDM transmitter and reciever
> in GNU Radio companion software please guide me or let me know.. 
> Thanks in advance.
> Regards,

Sumit Kr.
Research Assistant
Communication Research center
IIIT Hyderabad
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