TEST BANK se se
to accompany
se
CommunicationSystem se
s
An Introduction to Signals and Noise inElec
se se se se se se se
trical Communication
se
Fourth Edition se
A. Bruce Carlson
se se
Rensselaer Polytechnic Institute
se se
Paul B. Crilly se se
University of Tennessee se se
Janet C. Rutledge se se
University of Maryland at Baltimore
se se se se
,SolutionsseManualsetoseaccompany
COMMUNICATIONseSYSTEMS:seANseINTRODUCTIONseTOseSIGNALSseANDseNOISEseINseELECTRICALseCOMMUNICATION,seF
OURTHseEDITION
A.seBRUCEseCARLSON,sePAULseB.seCRILLY,seANDseJANETseC.seRUTLEDGE
PublishedsebyseMcGraw-HillseHigherseEducation,seanseimprintseofseTheseMcGraw-
HillseCompanies,seInc.,se1221seAvenueseofsetheseAmericas,seNewseYork,seNYse10020.seCopyrightse©seTheseMcGraw-
HillseCompanies,seInc.,se2002,se1986,se1975,se1968.s e Allserightssereserved.
Thesecontents,seorsepartssethereof,semaysebesereproducedseinseprintseformsesolelyseforseclassroomseusesewithseCOMMUNICATIONseSYSTEMS
:seANseINTRODUCTIONseTOseSIGNALSseANDseNOISEseINseELEseCTRICALseCOMMUNICATION,seprovidedse suchse reproductionsse bears
e copyrightsenotice,sebutsemaysenotsebesereproducedseinseanyseotherseformseorseforseanyseothersepurposesewithoutsethesepriorsewrittenseconsentseofse
TheseMcGraw-
HillseCompanies,seInc.,seincluding,sebutsenotselimitedseto,seinseanysenetworkseorseotherseelectronicsestorageseorsetransmission,seorsebroadcastsefor
sedistanceselearning.
www.mhhe.com
,Chapterse2
2.1-1
jf Aesejf nse=m
cns e =Ae dts e = sinc(mse−sen)se=
+eAe
T0s/2see
j2pse (sem−nse)fse 0ts e
se jf
se
T0
−seT0s e /
0 otherwise
2se
2.1-2
c0s e v(t)s e =0
T0se/se4s e 2psent T0s e /2 se 2psents e 2A se psen
cs e =se se+ Acosse
2 dt (−seA)cosse dts e = sinse
Tses e
n T psen 2
0
T Tsese/
4se
0
0 0 0
n 0 1 2 3 4 5 6 7
cn 0 2seAse/sep 0 2seAse/se3p 0 2seAse/se5p 0 2seAse/se7p
argsecn 0 180 0 180
2.1-3
c0s e =s e v(t)s e =A se/2 se
cs e =se T se/2se
2 2seAtse 2psent A A
0
n Ase− T0 cos dts e = sinpsense−se 2s e (cospsense−1)
T0 0 T0 psense (psen)
n 0 1 2 3 4 5 6
cn 0.5A 0.2A 0 0.02A 0 0.01A 0
argsecn 0 0 0 0
2.1-4
2
cses e =se T0se /2 s e
Acosse
2psets e (cont.)
=0
2-1
, Tsese
0
0 T
0 0
2-2
to accompany
se
CommunicationSystem se
s
An Introduction to Signals and Noise inElec
se se se se se se se
trical Communication
se
Fourth Edition se
A. Bruce Carlson
se se
Rensselaer Polytechnic Institute
se se
Paul B. Crilly se se
University of Tennessee se se
Janet C. Rutledge se se
University of Maryland at Baltimore
se se se se
,SolutionsseManualsetoseaccompany
COMMUNICATIONseSYSTEMS:seANseINTRODUCTIONseTOseSIGNALSseANDseNOISEseINseELECTRICALseCOMMUNICATION,seF
OURTHseEDITION
A.seBRUCEseCARLSON,sePAULseB.seCRILLY,seANDseJANETseC.seRUTLEDGE
PublishedsebyseMcGraw-HillseHigherseEducation,seanseimprintseofseTheseMcGraw-
HillseCompanies,seInc.,se1221seAvenueseofsetheseAmericas,seNewseYork,seNYse10020.seCopyrightse©seTheseMcGraw-
HillseCompanies,seInc.,se2002,se1986,se1975,se1968.s e Allserightssereserved.
Thesecontents,seorsepartssethereof,semaysebesereproducedseinseprintseformsesolelyseforseclassroomseusesewithseCOMMUNICATIONseSYSTEMS
:seANseINTRODUCTIONseTOseSIGNALSseANDseNOISEseINseELEseCTRICALseCOMMUNICATION,seprovidedse suchse reproductionsse bears
e copyrightsenotice,sebutsemaysenotsebesereproducedseinseanyseotherseformseorseforseanyseothersepurposesewithoutsethesepriorsewrittenseconsentseofse
TheseMcGraw-
HillseCompanies,seInc.,seincluding,sebutsenotselimitedseto,seinseanysenetworkseorseotherseelectronicsestorageseorsetransmission,seorsebroadcastsefor
sedistanceselearning.
www.mhhe.com
,Chapterse2
2.1-1
jf Aesejf nse=m
cns e =Ae dts e = sinc(mse−sen)se=
+eAe
T0s/2see
j2pse (sem−nse)fse 0ts e
se jf
se
T0
−seT0s e /
0 otherwise
2se
2.1-2
c0s e v(t)s e =0
T0se/se4s e 2psent T0s e /2 se 2psents e 2A se psen
cs e =se se+ Acosse
2 dt (−seA)cosse dts e = sinse
Tses e
n T psen 2
0
T Tsese/
4se
0
0 0 0
n 0 1 2 3 4 5 6 7
cn 0 2seAse/sep 0 2seAse/se3p 0 2seAse/se5p 0 2seAse/se7p
argsecn 0 180 0 180
2.1-3
c0s e =s e v(t)s e =A se/2 se
cs e =se T se/2se
2 2seAtse 2psent A A
0
n Ase− T0 cos dts e = sinpsense−se 2s e (cospsense−1)
T0 0 T0 psense (psen)
n 0 1 2 3 4 5 6
cn 0.5A 0.2A 0 0.02A 0 0.01A 0
argsecn 0 0 0 0
2.1-4
2
cses e =se T0se /2 s e
Acosse
2psets e (cont.)
=0
2-1
, Tsese
0
0 T
0 0
2-2
