Solutions Manual for Communication Systems by Bruce Carlson – Complete Chapter Solutions Guide

Solutions Manual b




to accompany
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CommunicationSystems b




AnIntroductiontoSignalsandNoisein
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ElectricalCommunication
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Fourth Edition b




A. Bruce Carlson
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Rensselaer Polytechnic Institute
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Paul B. Crilly b b




University of Tennesseeb b




Janet C. Rutledge
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University of Maryland at Baltimore
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,Solutions Manual to accompany
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COMMUNICATION SYSTEMS: AN INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION,FOURTH
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EDITION
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A. BRUCE CARLSON, PAUL B. CRILLY, AND JANET C. RUTLEDGE
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Published by McGraw-Hill Higher Education, an imprint of The McGraw-Hill Companies, Inc., 1221 Avenue of the
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b Americas,New York, NY 10020. Copyright © The McGraw-Hill Companies, Inc., 2002, 1986, 1975, 1968. All rights
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reserved.
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The contents, or parts thereof, may be reproduced in print form solely for classroom use with COMMUNICATION SYSTEMS: AN
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INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION, provided such reproductions bear copyright
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notice, but may not be reproduced in any other form or for any other purpose without the prior written consent of The McGraw-
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Hill Companies, Inc., including, but not limited to, in any network or other electronic storage or transmission, or broadcast for
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distance learning.
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www.mhhe.com

,Chapter 2 b




2.1-1
Ae j T0/2 Ae n m
∫ejf j2p (m jf
b

f
cn n )f 0t
dt Ae
b b
b b b b b




sinc(m n)
b b b
b

b b b




T0
b


T0 /2
b
b
b

0 otherwise

2.1-2




c0 v(t) =0
T 2p nt T0 /2 2p nt 2A pn
c2 Acos dt ( A)cos dt sin
b b b b b
b b b b b
b b


b b b b b b

b b




n
T0 b
T T pn b 2
b
T /4bb b
0
0 0 0



n 0 1 2 3 4 5 6 7
cn 0 2A/p b b b
0 2A/3p b b b
0 2A/5p
b b b
0 2A/7p b b b




argcn b
0 180 0 180




2.1-3




c0 = v(t) =A / 2
c2
b b b b b




b
bT /2 2At 0b b 2p nt b A A
b b




A osc
n
T 0 b
0 dt sinp n (cosp n 1)
 T0 T pn (p n)2
b b b b b b


0
b

b b b




n 0 1 2 3 4 5 6
cn 0.5A 0.2A 0 0.02A 0 0.01A 0
argcn b
0 0 0 0



2.1-4




2-
1

, 2 T0 /2 2p t
c 0 Acos
b




(cont.)
b b

b
b b b b




T T
0
bb
0
0 0




2-
2