Re: [Discuss-gnuradio] DAB receiver

[Andreas Mueller]

Hello Ravi

>   Sampling rate is 2.048Msps. When I analyze every DAB frame captured, I see
> that in total the whole frame has shortage of 9 to 10 samples. There could
> be a very high possibility due to ADC clock drift when we capture the data
> from DAB generator and digitize it. 

Sounds reasonable - and afaik, 9 to 10 samples drift per frame could corrupt
the signal enough to invalidate the CRC.

> 
>   Thanks for the references. I have developed the receiver side matlab code
> which works for simulated data. But I face issues in getting it working for
> real time streams. I need to add sampling rate converter in the code which I
> will be doing. You have mentioned in your thesis.pdf that you did refer to a
> matlab code for DAB receiver. If possible and if it's not copyrighted can
> you share the same to me?

Unfortunately it is copyrighted, and I don't have the permission of the
author to distribute it - but I'll forward his email to you, you can try
asking him directly. 

Regards, Andreas

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