(Sampling Theorem)
(Sampling Theorem)
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=== Sampling Theorem===
 
=== Sampling Theorem===
 
If the signal is sampled every T seconds, then x(t) can be reconstructed from these samples with no distortion.
 
If the signal is sampled every T seconds, then x(t) can be reconstructed from these samples with no distortion.
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period T :sampling interval
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p(t) : sampling function
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<math>\omega_s = \frac{2\pi}{T} : sampling frequency</math>
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<math>x_p(t) = x(t)p(t)</math>

Revision as of 12:00, 9 November 2008

Sampling Theorem

If the signal is sampled every T seconds, then x(t) can be reconstructed from these samples with no distortion.

period T :sampling interval

p(t) : sampling function

$ \omega_s = \frac{2\pi}{T} : sampling frequency $

$ x_p(t) = x(t)p(t) $

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