Question 4: This question relates to z-transform.a)A digital system is described by the following difference equationy[n]+2y[n− 1] + y[n − 2] = x[n − 1]-(i)Find the transfer function H(z).(ii) Determine the stability of the system.(iii) Determine the system output response y[n] for the input x[n] = u[n].

Answered: Question 4: This question relates to…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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I need help with Digital Signal Processing question please. Answer in great detail.
Control I Need Answer after 30 minutes
Suppose you are given the 4-point discrete-time sequence: x[n] = { x1 ,x2 ,0,7 } and its 4-point DFT: X[k] = { 15,2+j,-11,2 – j }. Find the value of the sample x, . Explain your reason.
Subject: Digital signal processing (DSP)
(a) Consider a discrete signal, x[n] = { 1, 2, 3,4,5}. Analyze the signal transformation process involved in the following equations. Then, write the answer in numerical representation form. i) k[n] = 0.5x[n+ 1] + 3u[n] – 3u[n – 2] ii) p[n] = x[-n – 1] – 3tri 3
A 1-Bit Full Subtrator function F(P,Q.BT) for subtracting P-Q, is realized by which of the following minterm functions. Where D is difference, BG is Borrow given (input) and BT (output) is Borrow taken. O a. D(P,Q,BG) = m(2,3,5,6); BT(P,Q,BG) = m(1,4,5,7). O b. D(PQ.BG) = m(1,2,4,7); BT(P,Q,BG) = m(1,2,3,7) Oc. D(P.Q.BG) = m(1,2,4,7); BT(P,Q.BG) = m(1,4,5,7) O d. D(PQ.BG) = m(2,3,5,6); BT(P,Q,BG) = m(1,4,5,7)
Please solve quickly.
HW1: If the input to a system is a discrete time unit step, then prove that: y(n) = 2u(n) - 8(n) + 6(n- 1), knowing that the system transfer function is given by: H(z) = 1+ 22-1 – Z-2 Also, find the 1st five terms of the output sequence.
Express the following sampled signals usinga sum of weighted impulses (delta functions). If theweights are complex valued (not purely real), thenexpress the weights in polar form with the angle indegrees. (You can use the “summation” symbol: Σand specify limits of the summation.)
Course: control system
digital signal processing

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