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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> | ||
| + | |||
| + | <math>x_p(t) = x(t)p(t)</math> | ||
Revision as of 13:00, 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) $
