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x[n] H90 (w) cos(won) [v[n] H90 (w) = -0.2T X sin (won) The LSI system labelled H90 (w) is an ideal phase shifter. It has the response H90 (w) -{ J-j w<0 w>0 The spectrum of the input, the DTFT X(w) is as follows ↑X (w) A r[n] + y[n] s[n] 0.2T لیا۔ Given the spectrum of the input X(w) and a value of 0.57 for wo, sketch the following spectra: (a) V(w) the DTFT of v[n] (b) R(w) the DTFT of r[n] (c) S(w) the DTFT of s[n] (d) Y(w) the DTFT of y[n] Sketch the block diagram of a system that contains ideal multipliers, adders and ideal filters that can be used to recover the input function [n] from y[n].

x[n] H90 (w) cos(won) [v[n] H90 (w) = -0.2T X sin (won) The LSI system labelled H90 (w) is an ideal phase shifter. It has the response H90 (w) -{ J-j w<0 w>0 The spectrum of the input, the DTFT X(w) is as follows ↑X (w) A r[n] + y[n] s[n] 0.2T لیا۔ Given the spectrum of the input X(w) and a value of 0.57 for wo, sketch the following spectra: (a) V(w) the DTFT of v[n] (b) R(w) the DTFT of r[n] (c) S(w) the DTFT of s[n] (d) Y(w) the DTFT of y[n] Sketch the block diagram of a system that contains ideal multipliers, adders and ideal filters that can be used to recover the input function [n] from y[n].

Introductory Circuit Analysis (13th Edition)
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 really need help with this question. Please explain this and give me a clear solution. Thanks in advance. 

 

In the block diagram below, it depticts a simple phase-shift single-sideband mod-
ulator. 

x[n]. H90 (w) cos (won) [v[n] H90 (w) = -0.2T X sin(won) The LSI system labelled H90(w) is an ideal phase shifter. It has the response H90(w) { The spectrum of the input, the DTFT X(w) is as follows -j w <0 W> 0 ↑X (w) A r[n] (+) -y[n] s[n] 0.2T لیا Given the spectrum of the input X(w) and a value of 0.5 for wo, sketch the following spectra: (a) V(w) the DTFT of v[n] (b) R(w) the DTFT of r[n] (c) S(w) the DTFT of s[n] (d) Y(w) the DTF'T of y[n] Sketch the block diagram of a system that contains ideal multipliers, adders and ideal filters that can be used to recover the input function [n] from y[n].
Transcribed Image Text:x[n]. H90 (w) cos (won) [v[n] H90 (w) = -0.2T X sin(won) The LSI system labelled H90(w) is an ideal phase shifter. It has the response H90(w) { The spectrum of the input, the DTFT X(w) is as follows -j w <0 W> 0 ↑X (w) A r[n] (+) -y[n] s[n] 0.2T لیا Given the spectrum of the input X(w) and a value of 0.5 for wo, sketch the following spectra: (a) V(w) the DTFT of v[n] (b) R(w) the DTFT of r[n] (c) S(w) the DTFT of s[n] (d) Y(w) the DTF'T of y[n] Sketch the block diagram of a system that contains ideal multipliers, adders and ideal filters that can be used to recover the input function [n] from y[n].
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