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Topic: relation between psd and snr ??
Replies: 2   Last Post: Sep 30, 2013 6:13 AM

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Barry Williams

Posts: 297
Registered: 6/14/06
relation between psd and snr ??
Posted: Sep 30, 2013 6:13 AM
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"se chss" wrote in message <l2bbj6$m5g$1@newscl01ah.mathworks.com>...
> the concept of snr is Ps/Pn.
>
> the concept of psd is distribution of power in the frequecy domain.
>
> Ps of snr is time domation power.
>
> can we define snr(f)?? or connection of psd and snr?
>
> is there matlab code relating these idea?


These may be of some help:
dspdata.psd
snr

They're both in the Signal Processing Toolbox and fairly well documented with examples.

Barry



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