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Unformatted text preview: N Upsampling increases the size of the DFT to 2 N , but does not change the periodicity. The DFT of the original signal is therefore repeated twice, revealing the higher frequencies!...
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This note was uploaded on 12/04/2010 for the course ECE 134 taught by Professor York during the Fall '08 term at UCSB.
- Fall '08