Solutions Manual to accompany Communication Systems An Introduction to Signals and Noise in Electrical Communication Fourth Edition
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Course
Communication Systems An Introduction to Signals
Institution
Communication Systems An Introduction To Signals
Solutions Manual
to accompany
Communication Systems
An Introduction to Signals and Noise in Electrical Communication
Fourth Edition
Solutions Manual
to accompany
Communication Systems
An Introduction to Signals and Noise in Electrical Communication
Fourth Edition
Solutions Manual
to acco...
The contents, or parts thereof, may be reproduced in print form solely for classroom use with COMMUNICATION
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SYSTEMS: AN INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION, provided such reproductions
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bear copyrightnotice, but may not be reproduced in any other form or for any other purpose without the prior
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written consent of The McGraw-Hill Companies, Inc., including, but not limited to, in any network or other electronic
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storage or transmission, or broadcast for distance learning.
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www.mhhe.com
,Chapter 2 yy
2.1-1
Ae j T0/2yyy Ae n m
f
∫e j2pAe( m jf n )f t yy
dt jf
yy
cn y y yy yy yy0
sinc(m n)
yy yy
y y
yy yy y y yy
T0 T0
yy
0 otherwise
yy
/2yy
2.1-2
c0 v(t) 0
nt Acos 2p 2p nt 2A pn
T T0 y y /2 yy
c2 A)cos dt sin
yy y y yy yy y yy
yy
dt
yy
yy y yy yy yy
y y yy
yy
n
T T T pn yy 2
0
yy
yy
T yy yy/ 4
yy
0
0 0 0
n 0 1 2 3 4 5 6 7
cn 0 2A/p y y y
0 2A/ 3p y y yy
0 2A/ 5p y y yy
0 2A/ 7p y y yy
argcn y
0 0
2.1-3
c0 v(t) A /2
c2
y y
T /2 2At 0 yy y 2p nt yy A A
yy yy
yy
n
A cos
T yy
0 0 dt sinp n (cosp n
T pn (p n)2
yy yy yy yy yy yy
, 2T0 /2 2p t
c Acos
yy y y yy
y y
yy y y yy yy
(cont.)
T T
0
yy yy
0
0 0
2-2
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