Line 1: Line 1:
 
Proof of Time Shifting in CTFS(Table 3.1)
 
Proof of Time Shifting in CTFS(Table 3.1)
  
Peridic Signal           FS Coefficients
+
Peridic Signal:   x(t-t0)                      
   x(t-t0)               ak*exp(-jkw0t0)
+
  
 +
FS Coefficients:  ak*exp(-jkw0t0)
 +
 +
                 
 
Proof:
 
Proof:
  
 
If we plug the new FS Coefficients into the CTFS function,we get:
 
If we plug the new FS Coefficients into the CTFS function,we get:
  
<math>\sum_{k=-\infty}^\infty a_ke^(-jkw0t0)e^(jkw0t)</math>
+
<math>\sum_{k=-\infty}^\infty a_ke^{-jkw0t0}e^{jkw0t}</math>

Revision as of 18:30, 8 July 2009

Proof of Time Shifting in CTFS(Table 3.1)

Peridic Signal: x(t-t0)

FS Coefficients: ak*exp(-jkw0t0)


Proof:

If we plug the new FS Coefficients into the CTFS function,we get:

$ \sum_{k=-\infty}^\infty a_ke^{-jkw0t0}e^{jkw0t} $

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