Revision as of 14:34, 4 September 2008 by Jkkietzm (Talk)

Periodic Function

x(t) is periodic if there exists: 

        T > 0   x(t+T) = x(t)

x[n] is periodic if there exists: 

        N > 0   x[n+N] = x[n]


Example in CT 

       $  y = e^(j*t)  $

Non-Periodic Function

Example in DT 

      $  y = sin(n)  $
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Ph.D. 2007, working on developing cool imaging technologies for digital cameras, camera phones, and video surveillance cameras.

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