Revision as of 05:48, 5 September 2008 by Ccadwall (Talk)

Continuous Time

Periodic signals

A periodic signal is one that for a given real number "a": $ x(t) = x(t+a) $

Ccadwall-periodicwaves ECE301Fall2008mboutin.png

http://en.wikibooks.org/wiki/Signals_and_Systems/Periodic_Signals


Non Periodic signals

Non-periodic signals are those which no value of "a" satisfies the following equation. $ x(t) = x(t+a) $

Ccadwall-audio signal ECE301Fall2008mboutin.png

http://ac3filter.net/files/docs/ac3filter_1_30b/loudness_eng.html

Discrete Time

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