A discrete-time causal LTI system has the system function. (a) Is the system stable? (b) Find expressions

Question:

A discrete-time causal LTI system has the system function.

(1 + 0.2z¬')(1 – 92-2) (1 + 0.81z-2) H(2) =

(a) Is the system stable?

(b) Find expressions for a minimum-phase system H₁(z) and an all-pass system H_ap(z)

such that

H(z) = H₁(z) H_ap(z).

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Related Book For book-img-for-question

Discrete Time Signal Processing

ISBN: 978-0137549207

2nd Edition

Authors: Alan V. Oppenheim, Rolan W. Schafer

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Question Posted: May 26, 2011 02:56 AM

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A discrete-time causal LTI system has the system function. (a) Is the system stable? (b) Find expressions

Question:

(1 + 0.2z¬')(1 – 92-2) (1 + 0.81z-2) H(2) =

Step by Step Answer:

a b Yes The pol...View the full answer

Discrete Time Signal Processing

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