LTE signaling. (2015)

• Record Type: Book
• Further Information: Note: Ralf Kreher, Karsten Gaenger.
• Authors: Kreher, Ralf; Gaenger, Karsten
• Contents: Foreword xi Acknowledgements xiii 1 Standards, Protocols, and Functions 1 1.1 LTE Standards and Standard Roadmap 2 1.2 LTE Radio Access Network Architecture 9 1.3 Network Elements and Functions 10 1.3.1 The eNodeB (eNB) 11 1.3.2 Mobility Management Entity (MME) 12 1.3.3 Serving Gateway (S-GW) 12 1.3.4 Packet Data Network Gateway (PDN-GW) 13 1.3.5 Interfaces and Reference Points 13 1.4 Area and Subscriber Identities 18 1.4.1 Domains and Strati 18 1.4.2 IMSI 19 1.4.3 LMSI, TMSI, P-TMSI, M-TMSI, and S-TMSI 20 1.4.4 GUTI 21 1.4.5 IMEI 22 1.4.6 RNTI 22 1.4.7 Location Area, Routing Area, Service Area, Tracking Area, and Cell Global Identity 24 1.4.8 Mapping between Temporary and Area Identities for EUTRAN and UTRAN/GERAN-Based Systems 25 1.4.9 GSM Base Station Identification 27 1.4.10 UTRA Base Station Identification 28 1.4.11 Numbering, Addressing, and Identification in the Session Initiation Protocol 29 1.4.12 Access Point Name 30 1.5 User Equipment 30 1.5.1 UE Categories 31 1.6 QoS Architecture 32 1.7 LTE Security 34 1.8 Radio Interface Basics 38 1.8.1 Duplex Methods 40 1.8.2 Multiple Access Methods 42 1.8.3 OFDM Principles and Modulation 46 1.8.4 Multiple Access in OFDM–OFDMA 48 1.8.5 Resource Blocks 49 1.8.6 Downlink Slot Structure 53 1.8.7 OFDM Scheduling on LTE DL 56 1.8.8 SC-FDMA Principles and Modulation 60 1.8.9 Scheduling on LTE UL 62 1.8.10 Uplink Slot Structure 64 1.8.11 Link Adaptation in LTE 64 1.8.12 Physical Channels in LTE 70 1.8.13 Transport Channels in LTE 79 1.8.14 Channel Mapping and Multiplexing 80 1.8.15 Initial UE Radio Access 82 1.8.16 UE Random Access 82 1.9 Hybrid ARQ 87 1.9.1 Synchronous HARQ in LTE Uplink 90 1.9.2 Asynchronous HARQ in LTE Downlink 91 1.9.3 HARQ Example 92 1.10 LTE Advanced 94 1.10.1 Increasing Spectral Efficiency 95 1.10.2 Carrier Aggregation 95 1.10.3 Heterogeneous Networks 95 1.10.4 Inter-Cell Interference Coordination 97 1.11 LTE Network Protocol Architecture 98 1.11.1 Uu–Control/User Plane 98 1.11.2 S1–Control/User Plane 99 1.11.3 X2–User/Control Plane 100 1.11.4 S6a–Control Plane 100 1.11.5 S3/S4/S5/S8/S10/S11–Control Plane/User Plane 101 1.12 Protocol Functions, Encoding, Basic Messages, and Information Elements 102 1.12.1 Ethernet 102 1.12.2 Internet Protocol (IPv4/IPv6) 102 1.12.3 Stream Control Transmission Protocol (SCTP) 106 1.12.4 Radio Interface Layer 2 Protocols 108 1.12.5 Medium Access Control (MAC) Protocol 110 1.12.6 Radio Link Control (RLC) Protocol 111 1.12.7 Packet Data Convergence Protocol (PDCP) 115 1.12.8 Radio Resource Control (RRC) Protocol 117 1.12.9 Non-Access Stratum (NAS) Protocol 124 1.12.10 S1 Application Part (S1AP) 124 1.12.11 User Datagram Protocol (UDP) 128 1.12.12 GPRS Tunneling Protocol (GTP) 129 1.12.13 Transmission Control Protocol (TCP) 136 1.12.14 Session Initiation Protocol (SIP) 138 1.12.15 DIAMETER on EPC Interfaces 139 2 E-UTRAN/EPC Signaling 145 2.1 S1 Setup 145 2.1.1 S1 Setup: Message Flow 145 2.1.2 S1 Setup: Failure Analysis 147 2.2 Initial Attach 149 2.2.1 Procedure 150 2.3 UE Context Release Requested by eNodeB 166 2.3.1 Procedure 166 2.4 UE Service Request 168 2.4.1 Procedure 169 2.5 Dedicated Bearer Setup 172 2.6 Inter-eNodeB Handover over X2 174 2.6.1 Procedure 176 2.7 S1 Handover 186 2.7.1 Procedure 188 2.8 Dedicated Bearer Release 199 2.9 Detach 200 2.9.1 Procedure 200 2.10 Failure Cases in E-UTRAN and EPC 203 2.11 Voice over LTE (SIP) Call–Complete Scenario 203 2.12 Inter-RAT Cell Reselection 4G-3G-4G 210 2.13 Normal/Periodical Tracking Area Update 211 2.14 CS Fallback End-to-End S1/IuCS/IuPS 212 2.15 Paging 213 2.16 Multi-E-RAB Call Scenarios 214 2.16.1 Multi-E-RAB Call Scenarios without Subscriber Mobility 214 2.16.2 Multi-E-RAB Call with Intra-LTE Handover 215 2.16.3 Inter-RAT Mobility of a Multi-E-RAB Call Using CS Fallback 216 2.16.4 Abnormal Releases of Calls with VoLTE Services 217 3 Radio Interface Signaling Procedures 219 3.1 RRC Connection Setup, Attach, and Default Bearer Setup 220 3.1.1 Random Access and RRC Connection Setup Procedure 220 3.1.2 RRC Connection Reconfiguration and Default Bearer Setup 229 3.1.3 RRC Connection Release 238 3.2 LTE Mobility 238 3.2.1 Intra-eNB Intra-Frequency HO 242 3.2.2 Intra-eNodeB Inter-Frequency Handover 243 3.2.3 Inter-eNodeB Intra-Frequency Handover 248 3.2.4 Inter-RAT Handover to 3G 253 3.2.5 Inter-RAT Handover to 2G 255 3.2.6 Inter-RAT Blind Redirection to 3G 257 3.2.7 Inter-RAT Blind Redirection to 2G 259 3.2.8 CS Fallback 260 3.3 Failure Cases 262 4 Key Performance Indicators and Measurements for LTE Radio Network Optimization 267 4.1 Monitoring Solutions for LTE Interfaces 267 4.1.1 Monitoring the Air Interface (Uu) 267 4.1.2 Antenna-Based Monitoring 269 4.1.3 Coax-Based Monitoring 270 4.1.4 CPRI-Based Monitoring 270 4.1.5 Monitoring the E-UTRAN Line Interface 272 4.1.6 Monitoring the eNodeB Trace Port 276 4.2 Monitoring the Scheduler Efficiency 279 4.2.1 UL and DL Scheduling Resources 285 4.2.2 X2 Load Indication 286 4.2.3 The eNodeB Layer 2 Measurements 288 4.3 Radio Quality Measurements 290 4.3.1 UE Measurements 293 4.3.2 The eNodeB Physical Layer Measurements 297 4.3.3 Radio Interface Tester Measurements 301 4.3.4 I/Q Constellation Diagrams 302 4.3.5 EVM/Modulation Error Ratio 304 4.4 Control Plane Performance Counters and Delay Measurements 306 4.4.1 Network Accessibility 307 4.4.2 Network Retainability 316 4.4.3 Mobility (Handover) 318 4.5 User Plane KPIs 322 4.5.1 IP Throughput 323 4.5.2 Application Throughput 325 4.5.3 TCP Startup KPIs 327 4.5.4 TCP Round-Trip Time 328 4.5.5 Packet Jitter 329 4.5.6 Packet Delay and Packet Loss on a Hop-to-Hop Basis 330 4.6 KPI Visualization using Geographical Maps (Geolocation) 331 4.6.1 The Minimize Drive Test Feature Set of 3GPP 333 Acronyms 337 Bibliography 343 Index 345
• Edition: Second edition
• Publisher Details: Hoboken, New Jersey : John Wiley & Sons, Inc
• Publication Date: 2015
• Extent: 1 online resource
• Subjects: 621.38456; Long-Term Evolution (Telecommunications)
• Languages: English
• ISBNs: 9781118725085; 9781118725078; 9781118725061
• Related ISBNs: 9781118725108
• Notes: Note: Description based on CIP data; item not viewed.
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