(Periodic Signals Revisited)
(Periodic Signals Revisited)
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1.  By sampling at different frequencies the function <math>y=sin(x)\!</math> can appear as both periodic and non-periodic in DT.  For example:
 
1.  By sampling at different frequencies the function <math>y=sin(x)\!</math> can appear as both periodic and non-periodic in DT.  For example:
  
<math>y=sin(x) in CT\!</math>
+
<math>y=sin(x) \!</math>in CT
 
[[Image:Sinwave_ECE301Fall2008mboutin.jpg]]
 
[[Image:Sinwave_ECE301Fall2008mboutin.jpg]]

Revision as of 19:00, 11 September 2008

Periodic Signals Revisited

1. By sampling at different frequencies the function $ y=sin(x)\! $ can appear as both periodic and non-periodic in DT. For example:

$ y=sin(x) \! $in CT Sinwave ECE301Fall2008mboutin.jpg

Alumni Liaison

Correspondence Chess Grandmaster and Purdue Alumni

Prof. Dan Fleetwood