TDD-CDMA for Wireless Communications

191 Pages·2003·2.372 MB·English

by  Riaz Esmailzadeh, Masao Nakagawa

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TDD-CDMA for Wireless Communications
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TDD-CDMA for Wireless Communications
Riaz Esmailzadeh
Masao Nakagawa
Artech House
Boston • London
www.artechhouse.com
LibraryofCongressCataloging-in-PublicationData
Esmailzadeh,Riaz.
TDD-CDMAforwirelesscommunications/RiazEsmailzadeh,MasaoNakagawa.
p. cm.—(ArtechHouseuniversalpersonalcommunicationsseries)
Includesbibliographicalreferencesandindex.
ISBN1-58053-371-X(alk.paper)
1.Codedivisionmultipleaccess. I.Nakagawa,M.(Masao) II.Title. III.Series.
TK5103.452.E66 2002
621.3845’6—dc21 2002032680
BritishLibraryCataloguinginPublicationData
Esmailzadeh,Riaz
TDD-CDMAforwirelesscommunications.—
(ArtechHouseuniversalpersonalcommunicationsseries)
1.Timedivisionmultipleaccess 2.Codedivisionmultipleaccess 3.Wireless
communicationsystems
I.Title II.Nakagawa,Masao
621.3’845
ISBN1-58053-371-X
CoverdesignbyYekaterinaRatner
Regardingthecopyrighted3GPPfiguresinChapter7,3GPPTSsandTRsarethepropertyof
ARIB, CWTS, ETSI, T1, TTA, and TTC, who jointly own the copyright in them. They are
subjecttofurthermodificationsandarethereforeprovidedtoyou“asis”forinformationpur-
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InternationalStandardBookNumber:ISBN1-58053-371-X
LibraryofCongressCatalogCardNumber:2002032680
10987654321
Contents
Preface xi
Acknowledgments xiii
1 Introduction 1
1.1 MobileCommunications 2
1.2 TDDSystems 4
1.3 SpreadSpectrumCommunications 7
References 9
2 MobileRadioCommunications 11
2.1 RadioCommunicationSystem 11
2.2 MobileChannelCharacteristics 13
2.2.1 PowerControl 18
2.2.2 DiversityCombiningTechniques 19
2.2.3 DiversityCombiningMethods 21
2.3 SpreadSpectrumCommunications 24
v
vi TDD-CDMAforWirelessCommunications
2.3.1 FH-SS 25
2.3.2 DS-SS 27
2.4 CDMACommunications 31
2.4.1 UplinkofaCDMASystem 33
2.5 SystemConfiguration 35
2.5.1 PublicSystems 35
2.5.2 PrivateandAdHocSystems 36
2.6 Summary 36
References 36
3 TDDTransmission 39
3.1 TDDSystem 39
3.2 SynchronousTransmission 44
3.3 WhyTDD? 46
3.3.1 Reciprocity 47
3.3.2 ImpulseResponseEstimation 50
3.4 CDMAGroupTransmission:TDD 51
3.5 Summary 52
References 52
4 PowerControlinTDD-CDMASystems 55
4.1 UplinkPowerControlinTDD 58
4.1.1 ImperfectChannelEstimation 64
4.2 DownlinkPowerControl 66
4.3 PowerControlinMultipathDiversity 67
4.3.1 ImperfectChannelEstimation 71
4.4 Summary 73
References 73
5 Pre-RakeDiversityCombining 75
5.1 Introduction 76
Contents vii
5.2 MultipathChannelModel 77
5.3 TheRakeCombination 78
5.4 ThePre-RakeCombination 79
5.5 TheoreticalAnalyses 81
5.5.1 SNR 81
5.5.2 BER 84
5.6 TDD-CDMASystemwithPre-Rake 85
5.7 PerformanceAnalysisofthePre-RakeTDD-CDMA 87
5.7.1 Self-Interference 88
5.7.2 Multiple-AccessInterference 89
5.8 PerformanceAnalysisoftheRakeTDD-CDMA 92
5.8.1 Self-Interference 92
5.8.2 Multiple-AccessInterference 92
5.9 NumericalResultsandDiscussion 94
5.10 Summary 96
References 96
6 SystemCapacityinTDD-CDMASystems 99
6.1 DownlinkCapacity 101
6.2 UplinkCapacity 102
6.3 OrthogonalTransmission 103
6.3.1 Downlink 103
6.3.2 Uplink 104
6.4 DirectionalandAdaptiveArrayAntennas 109
6.5 MultiuserDetection 112
6.5.1 UplinkInterferenceCancellation 113
6.5.2 UplinkJointDetection 114
6.5.3 DownlinkJointPredistortion 117
6.6 Summary 120
References 120
viii TDD-CDMAforWirelessCommunications
7 TDD-BasedCDMAStandardsforPublicSystems 123
7.1 HistoricalBackground 123
7.2 TD-CDMAStandard 126
7.2.1 Layer3:RadioResourceControl 127
7.2.2 Layer2:DataLinkLayer 127
7.2.3 Layer1:PhysicalLayer 131
7.3 TD-SCMDAStandard 136
7.3.1 PhysicalLayer 137
7.3.2 ChannelCoding 138
7.3.3 Interleaving 138
7.3.4 RadioFrameSegmentationandRateMatching 138
7.3.5 TrCHMultiplexing 138
7.3.6 PhCHandSubframeSegmentation 138
7.3.7 FrameandSlotStructure 140
7.3.8 ModulationandSpreading 141
7.4 Summary 141
7.5 TD-CDMATestSystem 142
7.5.1 ElementsandConfigurationofExperimental
Equipment 142
7.5.2 LaboratoryExperiments 143
7.5.3 FieldTrial 146
7.5.4 Summary 148
References 149
8 TDDSpreadSpectrum–BasedPrivateSystems 151
8.1 BluetoothAdHocSystem 151
8.1.1 BluetoothAirInterface 152
8.1.2 AdHocNetworking 153
8.1.3 WhyTDD? 155
8.2 SpreadSpectrumCordlessTelephone 156
8.2.1 SystemConfiguration 156
8.2.2 TDDOperation 158
Contents ix
8.3 Summary 158
References 159
9 TDDandFourth-GenerationSystems 161
9.1 SubscriberandTrafficGrowth 161
9.2 TransmissionandNetworkTechnology 163
9.3 Conclusion 164
References 165
AbouttheAuthors 167
Index 169