A little about Sampling: Difference between revisions
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===Nyguist Theorem=== |
===Nyguist Theorem=== |
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If you sample a band limited signal at a sample rate greater than 2 times the highest frequency component, |
If you sample a band limited signal at a sample rate greater than 2 times the highest frequency component, you have lost no information about the signal and you can reconstruct it from the samples. |
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you have lost no information about the signal and you can reconstruct it from the samples. |
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Revision as of 13:50, 28 October 2007
Nyguist Theorem
If you sample a band limited signal at a sample rate greater than 2 times the highest frequency component, you have lost no information about the signal and you can reconstruct it from the samples.