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    1. Naturvetenskap och teknik
    2. Teknik och industri
    3. Elektronik och kommunikationer

    IP for 4G

    AvDavid Wisely

    Inbunden, Engelska, 2009

    1 249 kr

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    E-bok

    1 467 kr

    Beskrivning

    Excellent reference with expert insight into the future evolution of mobile communications: 4G IP for 4G examines the concept of 4G, providing an in-depth background to the key technologies and developments shaping the new generation of mobile services, including Wireless Local Area Networks (WLANs), Worldwide Interoperability for Microwave Access (WiMAX), IP developments (SIP and Media Independent Handover), Internet Multimedia Subsystem (IMS), and 3G (HSDPA and LTE). The book addresses these key technological drivers in light of commercial propositions such as generating extra revenue and reducing costs, and offers an up-to-date briefing on the future of mobile communications in the coming years.Key features: Presents and analyses the key technological drivers of 4G, including WLANs, WiMAX, convergence and IMSExamines the rationale for IP for 4G by bringing together technologies, global developments and economic arguments in one single volumeDescribes and puts in context the developments in the IEEE 802.21 Media Independent Handover group, in particular the options for network/terminal controlled handover and the likely mechanisms for seamless handover – including application adaptationWritten for readability as well as depth – with access to detailed descriptions of technologies but also quick overviewsContains scenario descriptions to motivate the need for seamless handover and benefits for the user (single sign-on access to networks, single billing)Contains hundreds of original diagrams – carefully drawn to illustrate the complex technology and quickly provide a summary of the main issues.Accompanying website supports the book with additional diagrams, figures and references for further reading IP for 4G is an invaluable reference for professionals in mobile/fixed telecoms and ICT industries, practicing telecommunications and network engineers, system designers and developers. Graduate level students studying MSc and higher-level courses on networking will also find this book of interest.

    Produktinformation

    • Utgivningsdatum:2009-01-23
    • Mått:196 x 242 x 25 mm
    • Vikt:816 g
    • Format:Inbunden
    • Språk:Engelska
    • Antal sidor:314
    • Förlag:John Wiley & Sons Inc
    • ISBN:9780470510162

    Utforska kategorier

    • Elektronik och kommunikationer inom Naturvetenskap och teknik

    Mer om författaren

    Dr. Wisely has worked for BT for 20 years in the fields of networks and mobility research. He pioneered optical wireless links in the early 1990s constructing a 4 km, 1500nm system using optical amplifiers. Dave has worked in the field of mobility for the past 10 years, looking firstly at wireless ATM and HIPERLAN systems and more latterly into the combination of cellular mobile and WLAN systems. Dave was one of the pioneers of an all-IP solution for future developments of 3G. He also acted as technical manger for the influential EU IST BRAIN/ MIND EU IST project which did much to push forward with all-IP network concepts.He has contributed over 100 papers to journals and conferences, published one previous book and contributed chapters to over a dozen others. Dave was also the co-editor of the BTTJ special edition of mobility. He is currently in charge of all convergence research and development at BT and has responsibility for BT’s twenty-first century network’s convergence research programme. Dave is married with two children aged 11 and 8 and lives in rural Suffolk. His hobbies include: cricket, tram-spotting and complaining about the transport system in the UK.

    Innehållsförteckning

    • About the Author ixPreface xiAcknowledgements .xiiiList of Abbreviations xvChapter 1 Introduction 11.1 Prologue – The Generation Game 31.2 The Props – WLAN, WiMAX and All That 41.3 The Players – The Jester, the Harlequin and the Guy with the Beard and Sandals 71.4 The Plot – The Elephant in the Room 91.5 Epilogue – The Road to 4G 12References 14More to Explore14Chapter 2 An Introduction to 3G Networks 152.1 Introduction 152.2 Mobile Standards 162.2.1 Who’s Who in Mobile Standards 162.3 The History of 3G 182.3.1 Pre-1996 – The Research Trimester 182.3.2 1996–1998 – The IMT 2000 Trimester 212.3.3 1998 Onwards – The Standardisation Trimester 232.3.4 3G Spectrum – the ‘‘Fuel’’ of Mobile Systems 232.4 UMTS Network Overview 272.5 UMTS Network Details 312.5.1 UMTS Architecture – Introducing the Major Network Elements and their Relationships 322.5.2 UMTS Security 342.5.3 UMTS Communication Management 372.5.3.1 Connection Management 372.5.3.2 Session Management 372.5.4 UMTS QoS 402.5.5 UMTS Mobility Management 432.5.6 UMTS Core Network Transport 442.5.7 Signalling in the UMTS Core Network 472.6 UMTS Radio Access Network (UTRAN) and Air Interface 482.6.1 The W-CDMA Air Interface and the Uu Interface 482.6.2 UTRAN Mobility Management 512.6.2.1 Soft Handover 512.6.2.2 Handover Types 522.6.3 UTRAN Transport 542.6.4 UTRAN QoS 552.6.5 UTRAN Signalling 572.7 CDMA2000 Packet Core Network 582.8 TD-SCDMA 612.9 Conclusion 62References 62More to Explore 63Chapter 3 Wireless LANs 653.1 Introduction 653.2 Applications of WLANs 663.3 WLAN Compared to Cellular 703.4 How WLANs Work 723.4.1 MAC Layer 733.4.2 WLANs – History and the Physical (PHY) Layer and IEEE 802.11 Groups 813.5 Performance of WLANs 843.6 WLAN Network Coverage 863.7 Improving WLANs 883.8 Security 893.9 Roaming 933.10 Quality of Service (QoS) 953.11 Handover and Paging 1013.12 Battery Life 1043.13 Go Faster WLAN – 802.11n 1053.14 Interference 1073.15 Future of WLANs 110References 113More to Explore 113Chapter 4 Cellular Evolution 1154.1 Introduction 1154.2 What is Wrong with 3G? 1164.3 HSPA 1204.3.1 HSDPA Basic Principles 1204.3.2 Channels in HSDPA 1254.3.3 Handover in HSDPA 1284.3.4 QoS in HSDPA 1284.3.5 Terminals, Capabilities and Enhancements 1324.3.6 HSDPA Data Rates 1334.4 HSUPA 1364.5 EDGE 1404.6 EVDO and CDMA2000 Evolution 1434.7 Femtocells 1454.8 LTE 1504.9 Conclusion 157References 157More to Explore 159Chapter 5 WiMAX 1615.1 Introduction 1615.2 Overview of WiMAX History 1635.3 OFDM 1655.4 WiMAX MAC Layer 1735.4.1 Downlink QoS and Scheduling 1745.4.2 Handover 1765.4.3 Security in WiMAX 1775.4.4 ARQ and Forward Error Coding 1785.4.5 Idle Mode and Power Saving 1795.5 WiMAX PHY Layer 1805.6 WiMAX QoS 1835.7 Spectrum 1865.8 Smart Antennas 1885.9 WiMAX Network Architecture 1955.10 WiMAX Throughput and Performance 1975.11 Conclusion 200References 201More to Explore 202Chapter 6 Convergence and the IMS 2036.1 Introduction 2036.2 The IMS 2046.2.1 User Registration 2096.2.1.1 Attachment to the IMS 2096.2.1.2 IMS-level Registration 2126.2.2 Basic IMS Session Set Up 2166.2.2.1 The INVITE Message 2166.2.3 IMS QoS Authorisation 2196.2.4 IMS Service Creation 2216.2.4.1 The SIP Application Server (AS) 2216.2.4.2 Other types of Application Server 2236.2.5 Presence 2256.2.6 Push to Talk Over Cellular (PoC) 2266.2.7 Roaming and Breakout to PSTN 2286.2.7.1 IMS Roaming 2286.2.7.2 Breakout to the PSTN 2296.3 Convergence Today – Fusion 2316.4 Voice Call Continuity 2346.5 Media Independent Handover 2376.6 Next Generation Networks 2436.7 The IMS in Context Today 249References 251More to Explore 252Chapter 7 Mobile Services – The Final Chapter 2557.1 Introduction 2557.2 Beyond Voice and SMS 2567.3 Hard Lessons – MMS and WAP 2587.4 Innovation – Mobile Music 2617.5 Broadcast Services 2627.5.1 DVB-H – Digital Video Broadcast-Handheld 2637.5.2 DAB-IP – Digital Audio Broadcast-IP 2647.5.3 MBMS – Multimedia Broadcast and Multicast Services 2647.6 A New Paradigm – 1000 Killer Applications 2657.7 Terminals 2677.8 Money Makes the World Go Around 2697.9 Mobile Broadband 2747.10 Conclusion 2757.10.1 Domination by the Mobile Operators 2767.10.2 Converged World 2767.10.3 Internet Scenario 2777.10.4 Final Conclusion 278References 279Index 281
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