Consider a system with a real-valued impulse response h(n) and frequency response H(?) = |H (?)| ej?
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Consider a system with a real-valued impulse response h(n) and frequency response H(?) = |H (?)| ej? (?)
The quantity provides a measure of the ?effective duration? of h(n)
(a) Express D in terms of H(?).
(b) Show that D is minimize for ?(?) = 0.
Transcribed Image Text:
D = E n°h*(n) n=-
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Related Book For
Digital Signal Processing
ISBN: ?978-0133737622
3rd Edition
Authors: Jonh G. Proakis, Dimitris G.Manolakis
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