The N-point DFT of the N-point sequence x[n] = e j (/N) n2 , for N even,
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The N-point DFT of the N-point sequence x[n] = e–j (π/N) n2, for N even, is X[k] = √Ne– jπ/4 ej(π/N) k2.
Determine the 2N-point DFT of the 2N-point sequence y[n] = e– j(π/N) n2, assuming that N is even.
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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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