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2) Two baseband signals m, (t) and m2(t) aré tó bé trânsmitted leously over a channel by multiplexing scheme shown below. (a) Sketch signal spectra at points Q R, S, T, U, V, Y. (b) How much the minimum bandwidth of the channel must be set to handle Y without distortion? (c) Design the required receivers to restore m, (t) and m2(t). M1(f) HPF R. f 5k m(t) fx=15kHz -5k 0 HPF Y 2 cos 2n15000t f=20kHz M2(f) LPF m,(t)- fx=15kHz T. -20k f 20k 2 cos 2n20000t

2) Two baseband signals m, (t) and m2(t) aré tó bé trânsmitted leously over a channel by multiplexing scheme shown below. (a) Sketch signal spectra at points Q R, S, T, U, V, Y. (b) How much the minimum bandwidth of the channel must be set to handle Y without distortion? (c) Design the required receivers to restore m, (t) and m2(t). M1(f) HPF R. f 5k m(t) fx=15kHz -5k 0 HPF Y 2 cos 2n15000t f=20kHz M2(f) LPF m,(t)- fx=15kHz T. -20k f 20k 2 cos 2n20000t

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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(2) Two baseband signals m, (t) and m2(t) are to be transmitted simultaneously over a channel by multiplexing scheme shown below. (a) Sketch signal spectra at points Q R, S, T, U, V, Y. (b) How much the minimum bandwidth of the channel must be set to handle Y without distortion? (c) Design the required receivers to restore m, (t) and m2(t). M:(f) R. HPF f 5k m(t)→ fx=15kHz -5k 0 HPF →Y 2 cos 2n15000t f=20kHz M2(f) LPF m,(t) O fx=15kHz T. -20k 0. 20k 2 cos 2n20000t
Transcribed Image Text:(2) Two baseband signals m, (t) and m2(t) are to be transmitted simultaneously over a channel by multiplexing scheme shown below. (a) Sketch signal spectra at points Q R, S, T, U, V, Y. (b) How much the minimum bandwidth of the channel must be set to handle Y without distortion? (c) Design the required receivers to restore m, (t) and m2(t). M:(f) R. HPF f 5k m(t)→ fx=15kHz -5k 0 HPF →Y 2 cos 2n15000t f=20kHz M2(f) LPF m,(t) O fx=15kHz T. -20k 0. 20k 2 cos 2n20000t
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