Solutions Manual to accompany Communication Systems An Introduction to Signals and Noise in Electrical Communication Fourth Edition

Solutions Manual 0




to accompany
0




CommunicationSystem 0




s
An Introduction to Signals and Noise inEle
0 0 0 0 0 0 0




ctrical Communication
0




Fourth Edition 0




A. Bruce Carlson
0 0

Rensselaer0Polytechnic0Institute

Paul B. Crilly 0 0

University0of0Tennessee

Janet C. Rutledge 0 0

University0of0Maryland0at0Baltimore

,Solutions0Manual0to0accompany
COMMUNICATION0SYSTEMS:0AN0INTRODUCTION0TO0SIGNALS0AND0NOISE0IN0ELECTRICAL0COMMUNICATION,0FOU
RTH0EDITION
A.0BRUCE0CARLSON,0PAUL0B.0CRILLY,0AND0JANET0C.0RUTLEDGE

Published0by0McGraw-Hill0Higher0Education,0an0imprint0of0The0McGraw-
Hill0Companies,0Inc.,012210Avenue0of0the0Americas,0New0York,0NY010020.0Copyright0©0The0McGraw-
Hill0Companies,0Inc.,02002,01986,01975,01968.0 All0rights0reserved.

The0contents,0or0parts0thereof,0may0be0reproduced0in0print0form0solely0for0classroom0use0with0COMMUNICATION0SYSTEMS:0AN0
INTRODUCTION0TO0SIGNALS0AND0NOISE0IN0ELE0CTRICAL0COMMUNICATION,0provided0 such0 reproductions0 bear0copyright0
notice,0but0may0not0be0reproduced0in0any0other0form0or0for0any0other0purpose0without0the0prior0written0consent0of0The0McGraw-
Hill0Companies,0Inc.,0including,0but0not0limited0to,0in0any0network0or0other0electronic0storage0or0transmission,0or0broadcast0for0distan
ce0learning.

www.mhhe.com

,Chapter02

2.1-1
 
Ae jf Ae0jf n0m
cn0 
ejf0 dt0 Ae sinc(m00n)0
T00/20
j2p 0 (0mn 0)f0 t0 0


0
T0
0T00 /2
0 otherwise
0



2.1-2




2 0 0
c00 v(t) T00/040 2p0nt T00 /2 0 2p0nt0 2A 0 p0n
c0 0  Acos0 dt0 (0A)cos0 dt0  sin0

T00  

n
0 T 




T00/ 4
T p0n 2
0
0
0 0 0


n 0 1 2 3 4 5 6 7
cn 0 20A0/0p 0 20A0/03p 0 20A0/05p 0 20A0/07p
arg0cn 0 180 0 180


2.1-3




c00 0 v(t)0 A 0/2 0
2
c0 0 T 0/20 20At0 2p0nt A A
 
0


n  A
T0 0  T0 
0 cos
dt0  sinp0n00





(cosp0n01)
T0 p0n0 (p0n)20
n 0 1 2 3 4 5 6
cn 0.5A 0.2A 0 0.02A 0 0.01A 0
arg0cn 0 0 0 0


2.1-4




2
c00 0 T00 /2 0
Acos0
2p0t0
 (cont.)
0

2-1

, T00
0
0 T
0 0




2-2