Revision as of 08:47, 5 September 2008 by Nbrowdue (Talk)

Continuous Time

Periodic signals

A signal is periodic if there exists some T>0 such that: $ x(t) = x(t+T) $

-Consider $ x(t) = sin(t) $ from 0 to 8pi

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A signal is NOT periodic if the converse is true, there exists some T>0 such that: $ x(t) ≠ x(t+T) $

-Consider $ x(t) = sin(t) $ from 0 to 8pi

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