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Subject: Re: How to identify frequencies of a random signal
Date: Mon, 2 Feb 2009 20:06:01 +0000 (UTC)
Organization: Lulea University of Technology
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"David" <dave@bigcompany.com> wrote in message <gm74nq$p33$1@fred.mathworks.com>...
> "Nguyen Le Hoa" <nguyenlehoastc@yahoo.com> wrote in message <gm744j$f2l$1@fred.mathworks.com>...
> > Hi all,
> > I have a random signal with unknown frequency components. How can I estimate the frequencies of that signal using matlab?
> > 
> > Thank you for your help!
> 
> doc fft


Or, if it's purely random

doc spectrum

/JC