Re: [Discuss-gnuradio] i am working on cooperative communiaction using USRP kits i have a problem in USRP communication

[Josh Blum]

On 05/21/2013 01:11 AM, Irfan Ullah wrote:
> hi all, i have a problem in USRP communication when i use packet
> encoder and decoder in my flow graphs and do real time communication
> on USRP kits then the decoder does not work correctly means the
> received data after decoding will be compared with the original
> source data for computing error rate but it does not show the error
> rate when i remove the decoder then it will work properly and will
> show the results the flow graphs are attached with this mail.
> 

Is it possible that the packet decoder sees no packets because there is
no signal? The demod will simply output stuff even with noise present.
You may want to double check your setup and experiment with some test
tones to ensure good configuration, antenna setup, tuning, etc...

-josh

> Regard Irfan Ullah
> 
> 
> 
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