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Re: [Discuss-gnuradio] Calculate SNR

From: Meenaktchi Venkatachalam
Subject: Re: [Discuss-gnuradio] Calculate SNR
Date: Sat, 10 Nov 2007 08:15:34 -0800


On Nov 9, 2007 11:46 AM, Brian Padalino <address@hidden> wrote:
On 11/9/07, Meenaktchi Venkatachalam <address@hidden> wrote:
> Hi,
>
> I was wondering how to calculate SNR. Is there function already a function
> that I can use to find SNR?

If you know where your constellation symbols are, and you know where
the IQ symbol really ended up after equalization - calculating the
amount of noise should be straight forward.

Can anyone tell me how to go abt this? I am quite lost
 
Thanks for your help
M
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