{"product_id":"wireless-local-loops-isbn-9780471498469","title":"Wireless Local Loops","description":"The demand for greater flexibility both in bandwidth allocation as well as in geographical terms has opened up the new application area of Wireless Local Loops (WLL). WLL provide a telephone system where subscribers are connected to the Public Switches Telephone Network (PSTN) using radio signals rather than copper wire for part or all of the connection between the subscriber and the switch.\u003cbr\u003e Divided into two parts, theoretical aspects and applications, Wireless Local Loops brings together contributions from leading world experts in this increasingly important section of wireless communication systems.\u003cbr\u003e \u003cbr\u003e - Covers all aspects of WLL from design to implementation.\u003cbr\u003e - Explains the theoretical aspects of WLL including areas such as propagation, modulation, coding, channel modelling and also traffic engineering issues.\u003cbr\u003e - Presents the applications areas of WLL including interference, prototype designs of various access protocols, a mobility manager, a remote management systems and the provision of multimedia services.\u003cbr\u003e \u003cbr\u003e By providing a self-contained treatment of the progressively important area Wireless Local Loops will have immense appeal to practising engineers, researchers and graduate students needing to understand the bakground to WLL and its major role in the provision of new services.WLL (Wireless Local Loop) ist ein Spezialgebiet der Technologie mobiler und drahtloser Kommunikationssysteme mit eigenen Anforderungen und Grenzen. \"Wireless Local Loops\" erläutert diesen Bereich umfassend und detailliert. Besprochen werden u.a. Analyse und Design, mögliche Dienste und Management von WLLs. Mit Beiträgen führender Fachleute aus Europa, Japan und den USA! \u003cp\u003eList of Contributors xi\u003c\/p\u003e \u003cp\u003ePreface xv\u003c\/p\u003e \u003cp\u003eAcknowledgement xvii\u003c\/p\u003e \u003cp\u003e\u003cb\u003ePart I Theoretical aspects 1\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003e1 Introduction to WLL: Digital Service Technologies 3\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e1.1 Background 3\u003c\/p\u003e \u003cp\u003e1.2 Advantages of Wireless Systems 5\u003c\/p\u003e \u003cp\u003e1.3 WLL Service Requirements 6\u003c\/p\u003e \u003cp\u003e1.4 Generic WLL System Architecture 9\u003c\/p\u003e \u003cp\u003e1.5 WLL System Technologies 14\u003c\/p\u003e \u003cp\u003e1.6 Comparison of WLL Services 29\u003c\/p\u003e \u003cp\u003eAppendix A Fixed versus Mobile Cellular Systems 30\u003c\/p\u003e \u003cp\u003eAppendix B CDMA versus TDMA in WLL 31\u003c\/p\u003e \u003cp\u003eReferences 33\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Propagation Models for Wireless Local Loops 35\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Introduction 35\u003c\/p\u003e \u003cp\u003e2.2 WLL System Configuration 36\u003c\/p\u003e \u003cp\u003e2.3 Delay Spread in WLL Environments 37\u003c\/p\u003e \u003cp\u003e2.4 Components of Overall Path Loss 39\u003c\/p\u003e \u003cp\u003e2.5 Path Loss Models 43\u003c\/p\u003e \u003cp\u003e2.6 Comparison of Propagation Models 55\u003c\/p\u003e \u003cp\u003eReferences 55\u003c\/p\u003e \u003cp\u003e\u003cb\u003e2 Propagation Models for Wireless Local Loops 35\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e2.1 Introduction 35\u003c\/p\u003e \u003cp\u003e2.2 WLL System Configuration 36\u003c\/p\u003e \u003cp\u003e2.3 Delay Spread in WLL Environments 37\u003c\/p\u003e \u003cp\u003e2.4 Components of Overall Path Loss 39\u003c\/p\u003e \u003cp\u003e2.5 Path Loss Models 43\u003c\/p\u003e \u003cp\u003e2.6 Comparison of Propagation Models 55\u003c\/p\u003e \u003cp\u003eReferences 55\u003c\/p\u003e \u003cp\u003e\u003cb\u003e3 Wireless Local Loop Networks Capacity Enhancement by Space Division Multiple Access 57\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e3.1 Introduction 57\u003c\/p\u003e \u003cp\u003e3.2 Background 57\u003c\/p\u003e \u003cp\u003e3.3 Technologies for the First Generation of Wireless Local Loop 63\u003c\/p\u003e \u003cp\u003e3.4 Multiple Access Techniques 70\u003c\/p\u003e \u003cp\u003e3.5 Simulation Description 75\u003c\/p\u003e \u003cp\u003e3.6 Performance Results 76\u003c\/p\u003e \u003cp\u003eReferences 77\u003c\/p\u003e \u003cp\u003e\u003cb\u003e4 Combined Trellis Coded Quantization\/Modulation over a Wireless Local Loop Environment 81\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e4.1 Introduction 81\u003c\/p\u003e \u003cp\u003e4.2 Fundamentals of Trellis Coded Modulation 81\u003c\/p\u003e \u003cp\u003e4.3 General Aspects of Combined Trellis Coded Quantization Modulation Schemes 83\u003c\/p\u003e \u003cp\u003e4.4 Basic Model 88\u003c\/p\u003e \u003cp\u003e4.5 An Example: 4-State 8-Psk Combined Trellis Coded Quantization\/Modulation 95\u003c\/p\u003e \u003cp\u003eReferences 99\u003c\/p\u003e \u003cp\u003e\u003cb\u003e5 Low Sequency W-CDMA Codes Lead to More Economic WLL and Infostation Terminals 101\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e5.1 Introduction 101\u003c\/p\u003e \u003cp\u003e5.2 Code Selection and Generation 104\u003c\/p\u003e \u003cp\u003e5.3 Infostation Transmitter 106\u003c\/p\u003e \u003cp\u003e5.4 Terminal Receiver 107\u003c\/p\u003e \u003cp\u003e5.5 Simplified Signal Processing for a Low Data Terminal 108\u003c\/p\u003e \u003cp\u003e5.6 Noise Analysis and Processing Gain 110\u003c\/p\u003e \u003cp\u003eReferences 112\u003c\/p\u003e \u003cp\u003e\u003cb\u003e6 Wide-band Wireless Outdoor to Indoor Local Loop Channel Models for Urban and Suburban Environments at 2 GHz 115\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e6.1 Introduction 115\u003c\/p\u003e \u003cp\u003e6.2 Experimental Procedure 116\u003c\/p\u003e \u003cp\u003e6.3 Data Processing 120\u003c\/p\u003e \u003cp\u003e6.4 Channel Parameters 123\u003c\/p\u003e \u003cp\u003e6.5 Channel Model 131\u003c\/p\u003e \u003cp\u003eReferences 139\u003c\/p\u003e \u003cp\u003e\u003cb\u003e7 Traffic Considerations in Comparing Access Techniques for WLL 141\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e7.1 Introduction 141\u003c\/p\u003e \u003cp\u003e7.2 Fixed Wireless Access Networks 142\u003c\/p\u003e \u003cp\u003e7.3 Multiple Access Technologies 144\u003c\/p\u003e \u003cp\u003e7.4 CDMA Capacity Analysis 146\u003cbr\u003e\u003cbr\u003e7.5 Comparison of TDMA and CDMA Results 159\u003c\/p\u003e \u003cp\u003eList of Abbreviations 161\u003c\/p\u003e \u003cp\u003eReferences 161\u003c\/p\u003e \u003cp\u003e\u003cb\u003e8 Traffic Based Dynamic Channel Allocation Schemes for WLL 163\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e8.1 Introduction 163\u003c\/p\u003e \u003cp\u003e8.2 Access on Allocation Technologies 163\u003c\/p\u003e \u003cp\u003e8.3 FWA Network Scenarios 168\u003c\/p\u003e \u003cp\u003e8.4 Simulations Results of DCA in FWA Networks 178\u003c\/p\u003e \u003cp\u003eList of Abbreviations 189\u003c\/p\u003e \u003cp\u003eReferences 190\u003c\/p\u003e \u003cp\u003e\u003cb\u003e9 WLL as an Interferer 191\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e9.1 Introduction 191\u003c\/p\u003e \u003cp\u003e9.2 System Overview of WLL as an Interferer 194\u003c\/p\u003e \u003cp\u003e9.3 Architecture of WLL as an Interferer 201\u003c\/p\u003e \u003cp\u003e9.4 Problem Definition 201\u003c\/p\u003e \u003cp\u003e9.5 Description of the Systems 202\u003c\/p\u003e \u003cp\u003e9.6 Spectral Characteristics of Signals 210\u003c\/p\u003e \u003cp\u003e9.7 Interference Effects Analysis 214\u003c\/p\u003e \u003cp\u003e9.8 Study Case 217\u003c\/p\u003e \u003cp\u003eReferences 228\u003c\/p\u003e \u003cp\u003e\u003cb\u003ePart II Applications 231\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e\u003cb\u003e10 Development of a Prototype of the Broadband Radio Access Integrated Network 233\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e10.1 Introduction 233\u003c\/p\u003e \u003cp\u003e10.2 System Overview 234\u003c\/p\u003e \u003cp\u003e10.3 MAC Protocol: RS-ISMA 236\u003c\/p\u003e \u003cp\u003e10.4 BRAIN Indoor LAN Prototype 240\u003c\/p\u003e \u003cp\u003eReferences 245\u003c\/p\u003e \u003cp\u003e\u003cb\u003e11 PBX based Mobility Manager for WLL 247\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e11.1 Introduction 247\u003c\/p\u003e \u003cp\u003e11.2 A Computer-controlled PBX Architecture 247\u003c\/p\u003e \u003cp\u003e11.3 Mobility Management for PBX 248\u003c\/p\u003e \u003cp\u003e11.4 Registration Procedures 252\u003c\/p\u003e \u003cp\u003e11.5 Call Termination 255\u003c\/p\u003e \u003cp\u003e11.6 Performance Issues 258\u003c\/p\u003e \u003cp\u003eReferences 260\u003c\/p\u003e \u003cp\u003e\u003cb\u003e12 Remote Management and Upgrade in a Wireless Local Loop System 261\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e12.1 Introduction 261\u003c\/p\u003e \u003cp\u003e12.2 Wireless Local Loop Application Overview 262\u003c\/p\u003e \u003cp\u003e12.3 Remote Upgrade of Fixed Subscriber Units 263\u003c\/p\u003e \u003cp\u003e12.4 Event Logging for Remote Management 266\u003c\/p\u003e \u003cp\u003eReferences 270\u003c\/p\u003e \u003cp\u003e\u003cb\u003e13 Current and Future Services Using Wireless Local Loop (WLL) Systems 271\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003e13.1 Introduction 271\u003c\/p\u003e \u003cp\u003e13.2 WLL System Architecture 272\u003c\/p\u003e \u003cp\u003e13.3 WLL Service Requirements 274\u003c\/p\u003e \u003cp\u003e13.4 Services with Currently Available Systems 276\u003c\/p\u003e \u003cp\u003e13.5 Further Considerations for Multimedia Services 280\u003c\/p\u003e \u003cp\u003eReferences 281\u003c\/p\u003e \u003cp\u003eIndex 283\u003c\/p\u003e  \"Covering both theoretical aspects and practical applications...this book considers every stem from design to implementation.\" (\u003ci\u003eSciTech Book News\u003c\/i\u003e, Vol. 26, No. 2, June 2002)  \u003cstrong\u003ePeter Stavroulakis\u003c\/strong\u003e is the editor of Wireless Local Loops: Theory and Applications, published by Wiley.   The demand for greater flexibility both in bandwidth allocation as well as in geographical terms has opened up the new application area of Wireless Local Loops (WLL). WLL provide a telephone system where subscribers are connected to the Public Switches Telephone Network (PSTN) using radio signals rather than copper wire for part or all of the connection between the subscriber and the switch.\u003cbr\u003e \u003cbr\u003e Divided into two parts, theoretical aspects and applications, Wireless Local Loops brings together contributions from leading world experts in this increasingly important section of wireless communication systems.\u003cbr\u003e * Covers all aspects of WLL from design to implementation.\u003cbr\u003e \u003cbr\u003e * Explains the theoretical aspects of WLL including areas such as propagation, modulation, coding, channel modelling and also traffic engineering issues.\u003cbr\u003e \u003cbr\u003e * Presents the applications areas of WLL including interference, prototype designs of various access protocols, a mobility manager, a remote management systems and the provision of multimedia services.\u003cbr\u003e By providing a self-contained treatment of the progressively important area Wireless Local Loops will have immense appeal to practising engineers, researchers and graduate students needing to understand the bakground to WLL and its major role in the provision of new services.","brand":"Wiley","offers":[{"title":"Default Title","offer_id":47990498197733,"sku":"NP9780471498469","price":283.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1842\/7735\/files\/9780471498469.jpg?v=1761788068","url":"https:\/\/k12savings.com\/es\/products\/wireless-local-loops-isbn-9780471498469","provider":"K12savings","version":"1.0","type":"link"}