N-point DFT, N-1 x(n) as an N-point sequence and X(k) as its Σ |x(n)|2 n=0 = 1 N-1 N Σ |X(k)|² 7c=0 This is commonly referred to as Parseval's relation for the DFT.

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N-point DFT,
x(n) as an N-point sequence and X(k) as its
N-1
Σ \x(n)|2
n=0
1 N-1
N
Σ |X(k)|²
k=0
This is commonly referred to as Parseval's relation for the DFT.
Transcribed Image Text:N-point DFT, x(n) as an N-point sequence and X(k) as its N-1 Σ \x(n)|2 n=0 1 N-1 N Σ |X(k)|² k=0 This is commonly referred to as Parseval's relation for the DFT.
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