Show from Eqs. (8.65) and (8.66) that with x[n] as an N-point sequence and X[k] as its
Question:
Show from Eqs. (8.65) and (8.66) that with x[n] as an N-point sequence and X[k] as its N-point DFT,
This equation is commonly referred to as Parseval?s relation for the DFT.
Transcribed Image Text:
Ex[n]W". 0 sk< N-1. X[k] = (8.65) %3D n=0 0, otherwise. N-1 EX[k]W", 0sns N- 1, x[n] = (8.66) k=0 0, otherwise. N-1 N-1 Σ1 ΝΣΙΧΑ2. n=0
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Related Book For
Discrete Time Signal Processing
ISBN: 978-0137549207
2nd Edition
Authors: Alan V. Oppenheim, Rolan W. Schafer
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