Umts Origins

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Pierre LescuyerTranslated and edited by Frank Bott

U M T S : Or ig insArchitecture a n d th eStandard

Springer


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on t nts

1 UMTS and Third Generation Networks 11.1 O rigins of UM TS 11.1.1 A Prom ising Futu re 11.1.2 Inc om patib le Systems 21.1.3 Tow ards a C om m on Standard 31.2 The Place ofUMTSAm ong Third G eneration N etworks 41.3 Im por tanc e of Standa rdisation 81.4 Structure of 3GPP 81.5 Objectives of UM TS 91.5.1 Com patibility w ith Second Generation Systems 91.5.2 Sup port for M ultim edia 121.5.3 Transfer Rates Sup ported 131.5.4 UM TS Service Classes 141.6 Frequencies Allocated to the Th ird G eneration 171.7 W hich Services W ill UMTS Offer? 19

2 Review of Second Generation GSM) Systems 212.1 Origins ofUMTS 212.2 GSM Services 212.2.1 High Speed Circuit Switched Data 212.2.2 General Packet Radio Service 222.2.3 Enhanced Data Rates for GSM Evolution 232.2.4 Lim its of GSM 232.3 The Subscriber and the GSM Term inal 232.3.1 The Subscriber and the SIM Card 242.3.2 Subscriber Identification 242.3.3 GSM Term inals 252.4 GSM Network 272.4.1 Network A rchitecture 272.4.2 Constituents of the GSM Core N etwork 292.4.3 C om pon ents of the GSM Access Network 31

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viii ontents2.4.4 GSM N etw ork Interfaces 312.4.5 GSM Rad io Interface Protoc ols 33

2.5 Call M anag em ent 352.5.1 Calls in C ircuit-sw itched M od e 352.5.2 Special Tr ea tm en t for Speech 352.5.3 Pac ket-sw itche d Calls 36

2.6 M anagem ent of M obi li ty in a GSM N etwork 38. 2.6.1 M obile in Idle M od e 382.6.2 M obile in A ctive M ode 40

3 UMTS Principles 433.1 Basic C onc epts 43

3.1.1 In trod uc tion 433.1.2 The Access N etwo rk an d the Core N etw ork 443.1.3 D ecom posit ion into Strata 443.1.4 RAB C oncep t 483.1.5 G eographical A reas 49

3.2 A rchitecture an d Structure of UM TS 503.2.1 A rchitectu re of the UM TS N etw ork 503.2.2 Layer Structu re of the N etw ork 52

3.3 UM TS Core N etw ork 523.3.1 D om ain C oncept 523.3.2 Integ rated Core N etw ork 533.3.3 Fun ctions Trans ferred 55

3.4 UTR AN Access N etw ork 563.4 .1 C om pon ents of the Access N etwork 563.4.2 Access N etw ork Interface s 59

3.5 UM TS Term inal Eq uipm ent 603.5.1 E vo lution 603.5.2 The USIM Card 61

4 The UTRAN Rad io Interface 634.1 M ultiplexing Tech niques on the Radio N etwork 63

4.1.1 TDD 634.1.2 FDD 63

4.2 R adio Interface 644.2.1 Layered A rchitectu re 644.2.2 C ontrol Plane an d U ser Plane 664.2.3 Interac tions Between the Layers 67

4 .3 Co m m unica t ion Channe l s 684.3 .1 Int roduct ion . v 684.3.2 Logical C ha nne ls 68


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C o n t en t s i x4.3.3 Transport Channels 694.3.4 Physical Channels 714.3.5 Correspondence Between Channels 724.3.6 An Exam ple: Speech Tran sport 73

4.4 Radio Protocols 764.4.1 RRC Layer 764.4.2 RLC Layer 824.4.3 MAC Layer 884.4.4 PDCP Layer 904.4.5 BMC Layer 944.4.6 General View 944.5 Term ination Points of the Radio Protocols 955 The Physical Layer oftheRadio Interface 995.1 General Principles of CDMA 995.1.1 M ultiple Access Tech niques 995.1.2 Correlation Properties 1015.1.3 M ultiplexing and Dem ultiplexing Data 1035.1.4 Use of Bandw idth 1055.1.5 M ulti-path Propagation Rake Receiver) 1065.1.6 Codes Used in the UTRAN 107

5.1.7 Use of Codes in the UTRAN 1105.1.8 CDMA Planning 1135.1.9 Power Control 1145 1 1 Capacity Limits 1155.2 General View of the Physical Layer of the UTRAN 1165.2.1 Error Control 1185.2.2 Rate M atching 1205.2.3 Interleaving 1215.2.4 Spreading and M odulation 1235.3 Structure of the Physical Channels 1265.3.1 Initial Cell Search 1275.3.2 Broadcasting System Inform ation 1295.3.3 Paging 1305.3.4 Call Set-up 1315.3.5 Data Transport on a Dedicated Tran sport Ch annel 1335.3.6 Data Transport on the FACH 1355.3.7 Data Transport on the DSCH 1365.4 Some Exam ples 1405.4.1 The Services and the OVSF Tree 1405.4.2 The 64 Kbps Data C ircuit 1415.4.3 Telephony 1445.5 Tim ing Relationship Between the Physical Channels 145


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x C o nt e n t s6 The UTRAN N etw ork Protoco ls 147

6.1 Intro duc tion 1476.2 O pening up the Interfaces 1496.3 N etwo rk Protoco ls 149

6.3.1 RAN AP N etw ork Protoc ol 1496.3.2 NBAP N etw ork Protoco l 1506.3.3 RNSAP pro toco l 151

6.4 Fram e Pro toco ls 1516.4.1 FP on th e Iu Interfac e 1516.4.2 FP on the Iu b an d Iu r Interfaces 152

6.5 T ran sp ort Layer 1526.5.1 Role of th e ATM 1526.5.2 Tra nsp ort Protoco ls 1566.5.3 T ran sp or t Layer Signalling ALC AP) 157

6.6 Sum m ary 1597 CaU H a n dli ng . 1 6 1

7.1 Sw itching O n 1617.1.1 C onc ept of PLMN 1617.1.2 C oncept of Eq uivalent PLMN s 1627.1.3 Selecting the PLM N 1657.1.4 Search ing for C an did ate Cells 1677.1.5 R egistering w ith the N etwo rk 1687.1.6 Te rm ina l D isplay 1727.1.7 G eneral View 173

7.2 Call Se t-up 1747.2.1 PD P C ontex t 1757.2.2 States of th e M ob ile 1767.2.3 Security Pro ced ures 1777.2.4 N etw ork A ccess 1837.2.5 Setting U p a PS Call 1857.2.6 D eactivation of the PD P Co ntext 1857.2.7 Setting U p a CS Call 1857.2.8 Te rm ina ting a CS Call 190

7.3 Sw itching Off 1907.4 Serv ice Billing 191

7.4.1 N etwo rk A rchitectu re 1917.4.2 Som e Exam ples 193

8 M obility M anagem ent 1978.1 Int roduct ion v 1978.2 M obility in Idle M ode 197


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C o n t en t s x i8.2.1 Location Zones 1988.2.2 U pdating Location Inform ation 1998.2.3 Com bined Updates 2018.2.4 Cell Reselection 2028.2.5 Role of the BCCH 2058.3 M obility in Connected M ode 2088.3.1 UMTS Principles 2088.3.2 Control of M obility by the Term inal 2108.3.3 M obility C ontrol by the Network H andover) 2128.3.4 Relocation 2168.4 Intersystem M obility 2228.4.1 N eighbourh ood M anagem ent 2228.4.2 Intersys tem Reselection 2248.4.3 Intersystem Handover 2258.4.4 Security and Intersystem Handover 2288.5 Radio M easurements 2288.5.1 M easurem ent Configuration 2308.5.2 Com pressed M ode 233

Appendix UMTS Specifications 239A.I Introd uction 239A.2 Series2 240A.3 Series 22: Service Definition 240A.4 Series23:Service Im plem entation 242A.5 Series 24: UE/CN Protocols 243A.6 Series 25: Access Network 244A.7 Series 26: Coders and Decoders 246A.8 Series 27: Data Applications 246A.9 Series 29: Core Network Protoco ls 247A.10 Series31:UIM Aspects 247A. 11 Series 32: O perations and M aintenance 248A.12 Series 33 : Security 248A.13 Series 34: Testing 248A.14 Series 35: Security Alogorithms > 249Glossary 251Index 257

Umts Origins

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