DEVAKI CHANDRAMOULI is Head of North American Standardization at Nokia. She leads the 5G System Architecture specification in 3GPP SA2. She holds an M.S. in Computer Science from the University of Texas at Arlington, USA.

RAINER LIEBHART is Head of 5G Solution Architecture in Mobile Networks Global Product Sales at Nokia. He holds an M.S. in Mathematics from the Ludwig-Maximilians University in Munich, Germany.

JUHO PIRSKANEN is a Standardization and Alliance Expert at Wirepas located in Tampere, Finland. He holds an M.S. in Engineering from Tampere University of Technology, Finland.

About the Editors xvii List of Contributors xix Foreword by Tommi Uitto xxi Foreword by Karri Kuoppamaki xxiii Preface xxv Acknowledgements xxvii Introduction xxix Terminology xxxi 1 Drivers and Motivation for 5G 1Betsy Covell and Rainer Liebhart 1.1 Drivers for 5G 1 1.2 ITU-R and IMT 2020 Vision 3 1.3 NGMN (Next Generation Mobile Networks) 5 1.4 5GPPP (5G Public-Private Partnership) 8 1.5 Requirements for Support of Known and New Services 9 1.6 5G Use Cases 19 1.7 Business Models 26 1.8 Deployment Strategies 28 1.9 3GPP Role and Timelines 30 References 34 2 Wireless Spectrum for 5G 35Juho Pirskanen, Karri Ranta-aho, Rauno Ruismäki and Mikko Uusitalo 2.1 Current Spectrum for Mobile Communication 35 2.2 Spectrum Considerations for 5G 35 2.3 Identified New Spectrum 37 2.4 Spectrum Regulations 38 2.5 Characteristics of Spectrum Available for 5G 43 2.6 NR Bands Defined by 3GPP 46 References 48 3 Radio Access Technology 51Sami Hakola, Toni Levanen, Juho Pirskanen, Karri Ranta-aho, Samuli Turtinen, Keeth Jayasinghe and Fred Vook 3.1 Evolution Toward 5G 51 3.2 Basic Building Blocks 56 3.3 Downlink Physical Layer 83 3.4 Uplink Physical Layer 92 3.5 Radio Protocols 96 3.6 Mobile Broadband 117 References 124 4 Next Generation Network Architecture 127Devaki Chandramouli, Subramanya Chandrashekar, AndreasMaeder, Tuomas Niemela, Thomas Theimer and Laurent Thiebaut 4.1 Drivers and Motivation for a New Architecture 127 4.2 Architecture Requirements and Principles 130 4.3 5G System Architecture 139 4.4 NG RAN Architecture 149 4.5 Non-Standalone and Standalone Deployment Options 158 4.6 Identifiers 161 4.7 Network Slicing 163 4.8 Multi-Access Edge Computing 171 4.9 Data Storage Architecture 173 4.10 Network Capability Exposure 180 4.11 Interworking and Migration 182 4.12 Non-3GPP Access 189 4.13 Fixed Mobile Convergence 193 4.14 Network Function Service Framework 196 4.15 IMS Services 203 4.16 Emergency Services 205 4.17 Location Services 207 4.18 Short Message Service 208 4.19 Public Warning System 210 4.20 Protocol Stacks 212 4.21 Charging 218 4.22 Summary and Outlook of 5G System Features 219 4.23 Terminology and Definitions 221 References 222 5 Access Control and Mobility Management 225Devaki Chandramouli, Subramanya Chandrashekar, JarmoMakinen,Mikko Säily and Sung HwanWon 5.1 General Principles 225 5.2 Mobility States and Functionalities 228 5.3 Initial Access and Registration 234 5.4 Connected Mode Mobility 238 5.5 Idle Mode mobility and UE Reachability 261 5.6 RRC Inactive State mobility and UE Reachability 265 5.7 Beam Level Mobility 268 5.8 Support for High Speed Mobility 270 5.9 Support for Ultralow Latency and Reliable Mobility 273 5.10 UE Mobility Restrictions and Special Modes 276 5.11 Inter-System (5GS-EPS) Mobility 277 5.12 Outlook 280 References 281 6 Sessions, User Plane, and QoS Management 283Devaki Chandramouli, Thomas Theimer and Laurent Thiebaut 6.1 Introduction 283 6.2 Basic Principles of PDU Sessions 283 6.3 Ultra-reliable Low Latency Communication 293 6.4 QoS Management in 5GS 295 6.5 User Plane Transport 301 6.6 Policy Control and Application Impact on Traffic Routing 302 6.7 Session Management 306 6.8 SMF Programming UPF Capabilities 309 References 310 7 Security 311Peter Schneider 7.1 Drivers, Requirements and High-Level Security Vision 311 7.2 Overall 5G Security Architecture 316 7.3 3GPP Specific Security Mechanisms 319 7.4 SDN Security 327 7.5 NFV Security 330 7.6 Network Slicing Security 332 7.7 Private Network Infrastructure 335 References 335 8 Critical Machine Type Communication 337Zexian Li and Rainer Liebhart 8.1 Introduction 337 8.2 Key Performance Indicators 340 8.3 Solutions 341 References 374 9 Massive Machine Type Communication and the Internet of Things 377Devaki Chandramouli, Betsy Covell, Volker Held, Hannu Hietalahti, Jürgen Hofmann and Rapeepat Ratasuk 9.1 Massive M2M Versus IoT 377 9.2 Requirements and Challenges 379 9.3 Technology Evolution 382 9.4 EPS Architecture Evolution 384 9.5 Cellular Internet of Things 391 9.6 GERAN 405 9.7 LTE-M 418 9.8 NB-IoT 422 9.9 5G for M2M 428 9.10 Comparison of EPS and 5GS 431 9.11 Future Enhancements 433 9.12 Other Technologies 438 References 438 10 Summary and Outlook 441Rainer Liebhart and Devaki Chandramouli 10.1 Summary 441 10.2 Outlook 442 Appendix of 3GPP Reference Points 447 Index 451