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RF engineering for wireless networks : hardware, antennas, and propagation / / Daniel M. Dobkin
RF engineering for wireless networks : hardware, antennas, and propagation / / Daniel M. Dobkin
Autore Dobkin Daniel Mark
Edizione [1st edition]
Pubbl/distr/stampa Amsterdam ; ; London, : Elsevier/Newnes, c2005
Descrizione fisica 1 online resource (447 p.)
Disciplina 621.3821
Collana Communications engineering series
Soggetto topico IEEE 802.11 (Standard)
Wireless communication systems
Wireless LANs
ISBN 1-280-96445-6
9786610964451
0-08-047047-5
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Front cover; Title page; Copyright page; Table of contents; 1. Introduction; 1. The Beauty of Wires, the Inevitability of Wireless; 2. What You Need to Proceed; 3. An Overview of What Is to Come; 4. Acknowledgments; Further Reading; 2. Basics of Wireless Communications; 1. Harmonic Signals and Exponentials; 2. Electromagnetic Waves and Multiplexing; 3. Modulation and Bandwidth; 4. Wireless Link Overview: Systems, Power, Noise, and Link Budgets; 5. Capsule Summary: Chapter 2; Further Reading; 3. Basics of Wireless Local Area Networks; 1. Networks Large and Small; 2. WLANs from LANs
3. 802.11 WLANs4. HiperLAN and HiperLAN 2; 5. From LANs to PANs; 6. Capsule Summary: Chapter 3; 7. Further Reading; 4. Radio Transmitters and Receivers; 1. Overview of Radios; 2. Radio Components; 3. Radio System Design; 4. Examples of Radio Chips and Chipsets; 5. Capsule Summary: Chapter 4; 6. Further Reading; 5. Antennas; 1. Not Your Father's E & M; 2. Radiation: The Wireless Wire; 3. The Ideal Dipole; 4. Antenna Radiation Patterns; 5. Antennas as Receivers; 6. Survey of Common Antennas; 7. Cables and Connectors; 8. Capsule Summary: Chapter 5; Further Reading; 6. Propagation
1. Propagation in Free Space2. Propagation in Earthbound Environments; 3. Multipath Propagation: Fading and Delay; 4. Statistical Modeling of Propagation; 5. Capsule Summary: Chapter 6; 6. Further Reading; 7. Indoor Networks; 1. Behind Closed Doors; 2. How Buildings Are Built (with W. Charles Perry, P.E.); 3. Microwave Properties of Building Materials; 4. Realistic Metal Obstacles; 5. Real Indoor Propagation; 6. How Much Is Enough?; 7. Indoor Interferers; 8. Tools for Indoor Networks; 9. Capsule Summary: Chapter 7; 10. Further Reading; 8. Outdoor Networks
1. Neither Snow Nor Rain Nor Heat Nor Gloom of Night . . .2. Line-of-Sight Sites; 3. Outdoor Coverage Networks; 4. Point-to-Multipoint Networks; 5. Point-to-Point Bridges; 6. Long Unlicensed Links; 7. Safety Tips; 8. Capsule Summary: Chapter 8; 9. Further Reading; Afterword; Appendix 1: Regulatory Issues; 1. A Piece of History; 2. FCC Part 15; 3. European Standards; 4. Japan; 5. China; 6. Concluding Remarks; 7. Further Reading; Appendix 2: Measurement Tools; 1. The RF Toolbox; Appendix 3: Reflection and Matching; 1. Reflection Coefficients; 2. A Simple Matching Example; 3. Further Reading?
Appendix 4: The Lorentz Gauge1. No Royal Road; 2. Lorentz Gauge Derivation; 3. Coupling of the Potentials; Appendix 5: Power Density; 1. Rederiving P; Appendix 6: Conventional E & M; 1. Speaking Their Language; Appendix 7: Table of Symbols Used in the Text; Index; CD-ROM License Agreement
Altri titoli varianti Radio frequency engineering for wireless networks
Record Nr. UNINA-9910825031503321
Dobkin Daniel Mark  
Amsterdam ; ; London, : Elsevier/Newnes, c2005
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Topology control in wireless ad hoc and sensor networks [[electronic resource] /] / Paolo Santi
Topology control in wireless ad hoc and sensor networks [[electronic resource] /] / Paolo Santi
Autore Santi Paolo
Pubbl/distr/stampa Chichester, England ; ; Hoboken, N.J., : Wiley, c2005
Descrizione fisica 1 online resource (281 p.)
Disciplina 004.6/8
621.381
Soggetto topico Wireless communication systems
Wireless LANs
Sensor networks
Soggetto genere / forma Electronic books.
ISBN 1-280-27641-X
9786610276417
0-470-09455-9
0-470-09454-0
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Topology Control in Wireless Ad Hoc and Sensor Networks; Contents; About the Author; Preface; Acknowledgments; List of Abbreviations; List of Figures; List of Tables; I Introduction; 1 Ad Hoc and Sensor Networks; 1.1 The Future ofWireless Communication; 1.1.1 Ad hoc networks; 1.1.2 Wireless sensor networks; 1.2 Challenges; 1.2.1 Ad hoc networks; 1.2.2 Wireless sensor networks; 2 Modeling Ad Hoc Networks; 2.1 TheWireless Channel; 2.1.1 The free space propagation model; 2.1.2 The two-ray ground model; 2.1.3 The log-distance path model; 2.1.4 Large-scale and small-scale variations
2.2 The Communication Graph2.3 Modeling Energy Consumption; 2.3.1 Ad hoc networks; 2.3.2 Sensor networks; 2.4 Mobility Models; 2.5 Asymptotic Notation; 3 Topology Control; 3.1 Motivations for Topology Control; 3.1.1 Topology control and energy conservation; 3.1.2 Topology control and network capacity; 3.2 A Definition of Topology Control; 3.3 A Taxonomy of Topology Control; 3.4 Topology Control in the Protocol Stack; 3.4.1 Topology control and routing; 3.4.2 Topology control and MAC; II The Critical Transmitting Range; 4 The CTR for Connectivity: Stationary Networks
4.1 The CTR in Dense Networks4.2 The CTR in Sparse Networks; 4.3 The CTR with Different Deployment Region and Node Distribution; 4.4 Irregular Radio Coverage Area; 5 The CTR for Connectivity: Mobile Networks; 5.1 The CTR in RWPMobile Networks .; 5.2 The CTR with Bounded, Obstacle-free Mobility; 6 Other Characterizations of the CTR; 6.1 The CTR for k-connectivity; 6.2 The CTR for Connectivity with Bernoulli Nodes; 6.3 The Critical Coverage Range; III Topology Optimization Problems; 7 The Range Assignment Problem; 7.1 Problem Definition; 7.2 The RA Problem in One-dimensional Networks
7.3 The RA Problem in Two- and Three-dimensional Networks7.4 The Symmetric Versions of the Problem; 7.4.1 The SRA problem in one-dimensional networks; 7.4.2 The SRA problem in two- and three-dimensional networks; 7.4.3 Approximation algorithms for WSRA; 7.5 The Energy Cost of the Optimal Range Assignment; 8 Energy-efficient Communication Topologies; 8.1 Energy-efficient Unicast; 8.2 Energy-efficient Broadcast; IV Distributed Topology Control; 9 Distributed Topology Control: Design Guidelines; 9.1 Ideal Features of a Topology Control Protocol; 9.2 The Quality of Information
9.3 Logical and Physical Node Degrees10 Location-based Topology Control; 10.1 The R&M Protocol; 10.1.1 The power consumption model; 10.1.2 Relay region and enclosure graph; 10.1.3 Protocol description; 10.1.4 Discussion; 10.2 The LMST Protocol; 10.2.1 Protocol description; 10.2.2 Protocol analysis; 10.2.3 The FLSSk protocol; 11 Direction-based Topology Control; 11.1 The CBTC Protocol; 11.1.1 The basic CBTC protocol; 11.1.2 Dealing with asymmetric links; 11.1.3 Protocol analysis; 11.1.4 Removing energy-inef.cient links; 11.1.5 Discussion; 11.1.6 CBTC variants; 11.2 The DistRNG Protocol
12 Neighbor-based Topology Control
Record Nr. UNINA-9910143713303321
Santi Paolo  
Chichester, England ; ; Hoboken, N.J., : Wiley, c2005
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Topology control in wireless ad hoc and sensor networks [[electronic resource] /] / Paolo Santi
Topology control in wireless ad hoc and sensor networks [[electronic resource] /] / Paolo Santi
Autore Santi Paolo
Pubbl/distr/stampa Chichester, England ; ; Hoboken, N.J., : Wiley, c2005
Descrizione fisica 1 online resource (281 p.)
Disciplina 004.6/8
621.381
Soggetto topico Wireless communication systems
Wireless LANs
Sensor networks
ISBN 1-280-27641-X
9786610276417
0-470-09455-9
0-470-09454-0
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Topology Control in Wireless Ad Hoc and Sensor Networks; Contents; About the Author; Preface; Acknowledgments; List of Abbreviations; List of Figures; List of Tables; I Introduction; 1 Ad Hoc and Sensor Networks; 1.1 The Future ofWireless Communication; 1.1.1 Ad hoc networks; 1.1.2 Wireless sensor networks; 1.2 Challenges; 1.2.1 Ad hoc networks; 1.2.2 Wireless sensor networks; 2 Modeling Ad Hoc Networks; 2.1 TheWireless Channel; 2.1.1 The free space propagation model; 2.1.2 The two-ray ground model; 2.1.3 The log-distance path model; 2.1.4 Large-scale and small-scale variations
2.2 The Communication Graph2.3 Modeling Energy Consumption; 2.3.1 Ad hoc networks; 2.3.2 Sensor networks; 2.4 Mobility Models; 2.5 Asymptotic Notation; 3 Topology Control; 3.1 Motivations for Topology Control; 3.1.1 Topology control and energy conservation; 3.1.2 Topology control and network capacity; 3.2 A Definition of Topology Control; 3.3 A Taxonomy of Topology Control; 3.4 Topology Control in the Protocol Stack; 3.4.1 Topology control and routing; 3.4.2 Topology control and MAC; II The Critical Transmitting Range; 4 The CTR for Connectivity: Stationary Networks
4.1 The CTR in Dense Networks4.2 The CTR in Sparse Networks; 4.3 The CTR with Different Deployment Region and Node Distribution; 4.4 Irregular Radio Coverage Area; 5 The CTR for Connectivity: Mobile Networks; 5.1 The CTR in RWPMobile Networks .; 5.2 The CTR with Bounded, Obstacle-free Mobility; 6 Other Characterizations of the CTR; 6.1 The CTR for k-connectivity; 6.2 The CTR for Connectivity with Bernoulli Nodes; 6.3 The Critical Coverage Range; III Topology Optimization Problems; 7 The Range Assignment Problem; 7.1 Problem Definition; 7.2 The RA Problem in One-dimensional Networks
7.3 The RA Problem in Two- and Three-dimensional Networks7.4 The Symmetric Versions of the Problem; 7.4.1 The SRA problem in one-dimensional networks; 7.4.2 The SRA problem in two- and three-dimensional networks; 7.4.3 Approximation algorithms for WSRA; 7.5 The Energy Cost of the Optimal Range Assignment; 8 Energy-efficient Communication Topologies; 8.1 Energy-efficient Unicast; 8.2 Energy-efficient Broadcast; IV Distributed Topology Control; 9 Distributed Topology Control: Design Guidelines; 9.1 Ideal Features of a Topology Control Protocol; 9.2 The Quality of Information
9.3 Logical and Physical Node Degrees10 Location-based Topology Control; 10.1 The R&M Protocol; 10.1.1 The power consumption model; 10.1.2 Relay region and enclosure graph; 10.1.3 Protocol description; 10.1.4 Discussion; 10.2 The LMST Protocol; 10.2.1 Protocol description; 10.2.2 Protocol analysis; 10.2.3 The FLSSk protocol; 11 Direction-based Topology Control; 11.1 The CBTC Protocol; 11.1.1 The basic CBTC protocol; 11.1.2 Dealing with asymmetric links; 11.1.3 Protocol analysis; 11.1.4 Removing energy-inef.cient links; 11.1.5 Discussion; 11.1.6 CBTC variants; 11.2 The DistRNG Protocol
12 Neighbor-based Topology Control
Record Nr. UNINA-9910830005003321
Santi Paolo  
Chichester, England ; ; Hoboken, N.J., : Wiley, c2005
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Topology control in wireless ad hoc and sensor networks [[electronic resource] /] / Paolo Santi
Topology control in wireless ad hoc and sensor networks [[electronic resource] /] / Paolo Santi
Autore Santi Paolo
Pubbl/distr/stampa Chichester, England ; ; Hoboken, N.J., : Wiley, c2005
Descrizione fisica 1 online resource (281 p.)
Disciplina 004.6/8
621.381
Soggetto topico Wireless communication systems
Wireless LANs
Sensor networks
ISBN 1-280-27641-X
9786610276417
0-470-09455-9
0-470-09454-0
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Topology Control in Wireless Ad Hoc and Sensor Networks; Contents; About the Author; Preface; Acknowledgments; List of Abbreviations; List of Figures; List of Tables; I Introduction; 1 Ad Hoc and Sensor Networks; 1.1 The Future ofWireless Communication; 1.1.1 Ad hoc networks; 1.1.2 Wireless sensor networks; 1.2 Challenges; 1.2.1 Ad hoc networks; 1.2.2 Wireless sensor networks; 2 Modeling Ad Hoc Networks; 2.1 TheWireless Channel; 2.1.1 The free space propagation model; 2.1.2 The two-ray ground model; 2.1.3 The log-distance path model; 2.1.4 Large-scale and small-scale variations
2.2 The Communication Graph2.3 Modeling Energy Consumption; 2.3.1 Ad hoc networks; 2.3.2 Sensor networks; 2.4 Mobility Models; 2.5 Asymptotic Notation; 3 Topology Control; 3.1 Motivations for Topology Control; 3.1.1 Topology control and energy conservation; 3.1.2 Topology control and network capacity; 3.2 A Definition of Topology Control; 3.3 A Taxonomy of Topology Control; 3.4 Topology Control in the Protocol Stack; 3.4.1 Topology control and routing; 3.4.2 Topology control and MAC; II The Critical Transmitting Range; 4 The CTR for Connectivity: Stationary Networks
4.1 The CTR in Dense Networks4.2 The CTR in Sparse Networks; 4.3 The CTR with Different Deployment Region and Node Distribution; 4.4 Irregular Radio Coverage Area; 5 The CTR for Connectivity: Mobile Networks; 5.1 The CTR in RWPMobile Networks .; 5.2 The CTR with Bounded, Obstacle-free Mobility; 6 Other Characterizations of the CTR; 6.1 The CTR for k-connectivity; 6.2 The CTR for Connectivity with Bernoulli Nodes; 6.3 The Critical Coverage Range; III Topology Optimization Problems; 7 The Range Assignment Problem; 7.1 Problem Definition; 7.2 The RA Problem in One-dimensional Networks
7.3 The RA Problem in Two- and Three-dimensional Networks7.4 The Symmetric Versions of the Problem; 7.4.1 The SRA problem in one-dimensional networks; 7.4.2 The SRA problem in two- and three-dimensional networks; 7.4.3 Approximation algorithms for WSRA; 7.5 The Energy Cost of the Optimal Range Assignment; 8 Energy-efficient Communication Topologies; 8.1 Energy-efficient Unicast; 8.2 Energy-efficient Broadcast; IV Distributed Topology Control; 9 Distributed Topology Control: Design Guidelines; 9.1 Ideal Features of a Topology Control Protocol; 9.2 The Quality of Information
9.3 Logical and Physical Node Degrees10 Location-based Topology Control; 10.1 The R&M Protocol; 10.1.1 The power consumption model; 10.1.2 Relay region and enclosure graph; 10.1.3 Protocol description; 10.1.4 Discussion; 10.2 The LMST Protocol; 10.2.1 Protocol description; 10.2.2 Protocol analysis; 10.2.3 The FLSSk protocol; 11 Direction-based Topology Control; 11.1 The CBTC Protocol; 11.1.1 The basic CBTC protocol; 11.1.2 Dealing with asymmetric links; 11.1.3 Protocol analysis; 11.1.4 Removing energy-inef.cient links; 11.1.5 Discussion; 11.1.6 CBTC variants; 11.2 The DistRNG Protocol
12 Neighbor-based Topology Control
Record Nr. UNINA-9910841742503321
Santi Paolo  
Chichester, England ; ; Hoboken, N.J., : Wiley, c2005
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Topology control in wireless ad hoc and sensor networks / Paolo Santi
Topology control in wireless ad hoc and sensor networks / Paolo Santi
Autore Santi, Paolo
Pubbl/distr/stampa Chichester, England : Wiley, c2005
Descrizione fisica xxv, 252 p. : ill.; 25 cm
Disciplina 004.68
Soggetto topico Wireless communication systems
Wireless LANs
Sensor networks
ISBN 0470094532
Classificazione AMS 94A05
ACM C.2.1
LC TK5103.2.S258
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNISALENTO-991001472229707536
Santi, Paolo  
Chichester, England : Wiley, c2005
Materiale a stampa
Lo trovi qui: Univ. del Salento
Opac: Controlla la disponibilità qui
Ultra-low energy wireless sensor networks in practice : theory, realization and deployment / / Mauri Kuorilehto ... [et al.]
Ultra-low energy wireless sensor networks in practice : theory, realization and deployment / / Mauri Kuorilehto ... [et al.]
Pubbl/distr/stampa Chichester, England ; , : John Wiley & Sons, , c2007
Descrizione fisica 1 online resource (398 p.)
Disciplina 681.2
681/.2
Altri autori (Persone) KuorilehtoMauri
Soggetto topico Sensor networks
Wireless LANs
ISBN 1-281-31821-3
9786611318215
0-470-51680-1
0-470-51679-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- Preface xiii -- List of Abbreviations xv -- PART I INTRODUCTION 1 -- 1 Introduction 3 -- 1.1 Overview of Wireless Technologies 3 -- 1.2 TUTWSN 5 -- 1.3 Contents of the Book 6 -- PART II DESIGN SPACE OF WSNS 7 -- 2 WSN Properties 9 -- 2.1 Characteristics of WSNs 9 -- 2.2 WSN Applications 11 -- 2.2.1 Commercial WSNs 12 -- 2.2.2 Research WSNs 14 -- 2.3 Requirements for WSNs 16 -- 3 Standards and Proposals 19 -- 3.1 Standards 19 -- 3.1.1 IEEE 1451 Standard 19 -- 3.1.2 IEEE 802.15 Standard 21 -- 3.2 Variations of Standards 28 -- 3.2.1 Wibree 28 -- 3.2.2 Z-Wave 28 -- 3.2.3 MiWi 28 -- 4 Sensor Node Platforms 29 -- 4.1 Platform Components 29 -- 4.1.1 Communication Subsystem 30 -- 4.1.2 Computing Subsystem 33 -- 4.1.3 Sensing Subsystem 33 -- 4.1.4 Power Subsystem 34 -- 4.2 Existing Platforms 36 -- 4.3 TUTWSN Platforms 39 -- 4.3.1 Temperature-sensing Platform 39 -- 4.3.2 SoC Node Prototype 43 -- 4.3.3 Ethernet Gateway Prototype 44 -- 4.4 Antenna Design 46 -- 4.4.1 Antenna Design Flow 46 -- 4.4.2 Planar Antenna Types 48 -- 4.4.3 Trade-Offs in Antenna Design 49 -- 5 Design of WSNs 51 -- 5.1 Design Dimensions 51 -- 5.2 WSN Design Flow 54 -- 5.3 Related Research on WSN Design 56 -- 5.3.1 WSN Design Methodologies 56 -- 5.4 WSN Evaluation Methods 60 -- 5.5 WSN Evaluation Tools 61 -- 5.5.1 Networking Oriented Simulators for WSN 61 -- 5.5.2 Sensor Node Simulators 62 -- 5.5.3 Analysis of Evaluation Tools 63 -- PART III WSN PROTOCOL STACK 67 -- 6 Protocol Stack Overview 69 -- 6.1 Outline of WSN Stack 69 -- 6.1.1 Physical Layer 70 -- 6.1.2 Data Link Layer 71 -- 6.1.3 Network Layer 71 -- 6.1.4 Transport Layer 71 -- 6.1.5 Application Layer 72 -- 7 MAC Protocols 73 -- 7.1 Requirements 73 -- 7.2 General MAC Approaches 75 -- 7.2.1 Contention Protocols 75 -- 7.2.2 Contention-free Protocols 77 -- 7.2.3 Multichannel Protocols 78 -- 7.3 WSN MAC Protocols 80 -- 7.3.1 Synchronized Low Duty-cycle Protocols 80 -- 7.3.2 Unsynchronized Low Duty-cycle Protocols 85 -- 7.3.3 Wake-up Radio Protocols 87.
7.3.4 Summary 88 -- 8 Routing Protocols 91 -- 8.1 Requirements 91 -- 8.2 Classifications 92 -- 8.3 Operation Principles 93 -- 8.3.1 Nodecentric Routing 93 -- 8.3.2 Data-centric Routing 94 -- 8.3.3 Location-based Routing 95 -- 8.3.4 Multipath Routing 97 -- 8.3.5 Negotiation-based Routing 97 -- 8.3.6 Query-based Routing 98 -- 8.3.7 Cost Field-based Routing 99 -- 8.4 Summary 101 -- 9 Middleware and Application Layer 103 -- 9.1 Motivation and Requirements 103 -- 9.2 WSN Middleware Approaches 105 -- 9.3 WSN Middleware Proposals 106 -- 9.3.1 Interfaces 106 -- 9.3.2 Virtual Machines 107 -- 9.3.3 Database Middlewares 107 -- 9.3.4 Mobile Agent Middlewares 108 -- 9.3.5 Application-driven Middlewares 108 -- 9.3.6 Programming Abstractions 109 -- 9.3.7 WSN Middleware Analysis 110 -- 10 Operating Systems 115 -- 10.1 Motivation and Requirements 115 -- 10.1.1 OS Services and Requirements 116 -- 10.1.2 Implementation Approaches 117 -- 10.2 Existing OSs 119 -- 10.2.1 Event-handler OSs 120 -- 10.2.2 Preemptive Multithreading OSs 121 -- 10.2.3 Analysis 121 -- 11 QoS Issues in WSN 125 -- 11.1 Traditional QoS 125 -- 11.2 Unique Requirements in WSNs 125 -- 11.3 Parameters Defining WSN QoS 126 -- 11.4 QoS Support in Protocol Layers 128 -- 11.4.1 Application Layer 128 -- 11.4.2 Transport Layer 128 -- 11.4.3 Network Layer 129 -- 11.4.4 Data Link Layer 130 -- 11.4.5 Physical Layer 131 -- 11.5 Summary 131 -- 12 Security in WSNs 133 -- 12.1 WSN Security Threats and Countermeasures 133 -- 12.1.1 Passive Attacks 134 -- 12.1.2 Active Attacks 134 -- 12.2 Security Architectures for WSNs 135 -- 12.2.1 TinySec 135 -- 12.2.2 SPINS 136 -- 12.2.3 IEEE 802.15.4 Security 136 -- 12.2.4 ZigBee Security 137 -- 12.2.5 Bluetooth Security 139 -- 12.3 Key Distribution in WSNs 140 -- 12.3.1 Public-key Cryptography 140 -- 12.3.2 Pre-distributed Keys 140 -- 12.3.3 Centralized Key Distribution 141 -- 12.4 Summary of WSN Security Considerations 142 -- PART IV TUTWSN 143 -- 13 TUTWSN MAC Protocol 145 -- 13.1 Network Topology 145.
13.2 Channel Access 147 -- 13.3 Frequency Division 149 -- 13.4 Advanced Mobility Support 152 -- 13.4.1 Proactive Distribution of Neighbor Information 153 -- 13.4.2 Neighbor-discovery Algorithm 154 -- 13.4.3 Measured Performance of ENDP Protocol 158 -- 13.5 Advanced Support for Bursty Traffic 159 -- 13.5.1 Slot Reservations within a Superframe 160 -- 13.5.2 On-demand Slot Reservation 161 -- 13.5.3 Traffic-adaptive Slot Reservation 161 -- 13.5.4 Performance Analysis 162 -- 13.6 TUTWSN MAC Optimization 165 -- 13.6.1 Reducing Radio Requirements 165 -- 13.6.2 Network Beacon Rate Optimization 170 -- 13.7 TUTWSN MAC Implementation 179 -- 13.8 Measured Performance of TUTWSN MAC 180 -- 14 TUTWSN Routing Protocol 183 -- 14.1 Design and Implementation 183 -- 14.2 Related Work 183 -- 14.3 Cost-Aware Routing 184 -- 14.3.1 Sink-initiated Route Establishment 185 -- 14.3.2 Node-initiated Route Discovery 185 -- 14.3.3 Traffic Classification 186 -- 14.4 Implementation 187 -- 14.4.1 Protocol Architecture 187 -- 14.4.2 Implementation on TUTWSN MAC 188 -- 14.5 Measurement Results 188 -- 14.5.1 Network Parameter Configuration 189 -- 14.5.2 Network Build-up Time 189 -- 14.5.3 Distribution of Traffic 190 -- 14.5.4 End-to-end Delays 192 -- 15 TUTWSN API 193 -- 15.1 Design of TUTWSN API 194 -- 15.1.1 Gateway API 194 -- 15.1.2 Node API 196 -- 15.2 TUTWSN API Implementation 197 -- 15.2.1 Gateway API 198 -- 15.2.2 Node API 198 -- 15.3 TUTWSN API Evaluation 200 -- 15.3.1 Ease of Use 200 -- 15.3.2 Resource Consumption 200 -- 15.3.3 Operational Performance 201 -- 16 TUTWSN SensorOS 203 -- 16.1 SensorOS Design 203 -- 16.1.1 SensorOS Architecture 204 -- 16.1.2 OS Components 204 -- 16.2 SensorOS Implementation 206 -- 16.2.1 HAL Implementation 206 -- 16.2.2 Component Implementation 207 -- 16.3 SensorOS Performance Evaluation 210 -- 16.3.1 Resource Usage 210 -- 16.3.2 Context Switch Performance 210 -- 16.4 Lightweight Kernel Configuration 211 -- 16.4.1 Lightweight OS Architecture and Implementation 211.
16.4.2 Performance Evaluation 212 -- 16.5 SensorOS Bootloader Service 213 -- 16.5.1 SensorOS Bootloader Design Principles 213 -- 16.5.2 Bootloader Implementation 213 -- 17 Cross-layer Issues in TUTWSN 217 -- 17.1 Cross-layer Node Configuration 217 -- 17.1.1 Application Layer 219 -- 17.1.2 Routing Layer 219 -- 17.1.3 MAC Layer 219 -- 17.1.4 Physical Layer 220 -- 17.1.5 Configuration Examples 220 -- 17.2 Piggybacking Data 223 -- 17.3 Self-configuration with Cross-layer Information 224 -- 17.3.1 Frequency and TDMA Selection 224 -- 17.3.2 Connectivity Maintenance 224 -- 17.3.3 Role Selection 225 -- 18 Protocol Analysis Models 227 -- 18.1 PHY Power Analysis 227 -- 18.2 Radio Energy Models 229 -- 18.2.1 TUTWSN Radio Energy Models 230 -- 18.2.2 ZigBee Radio Energy Models 232 -- 18.3 Contention Models 234 -- 18.3.1 TUTWSN Contention Models 234 -- 18.3.2 ZigBee Contention Models 235 -- 18.4 Node Operation Models 238 -- 18.4.1 TUTWSN Throughput Models 238 -- 18.4.2 ZigBee Throughput Models 239 -- 18.4.3 TUTWSN Power Consumption Models 240 -- 18.4.4 ZigBee Power Consumption Models 243 -- 18.5 Summary 245 -- 19 WISENES Design and Evaluation Environment 247 -- 19.1 Features 247 -- 19.2 WSN Design with WISENES 248 -- 19.3 WISENES Framework 249 -- 19.3.1 Short Introduction to SDL 251 -- 19.3.2 WISENES Instantiation 252 -- 19.3.3 Central Simulation Control 253 -- 19.3.4 Transmission Medium 253 -- 19.3.5 Sensing Channel 254 -- 19.3.6 Sensor Node 254 -- 19.4 Existing WISENES Designs 256 -- 19.4.1 TUTWSN Stack 258 -- 19.4.2 ZigBee Stack 260 -- 19.5 WISENES Simulation Results 263 -- 19.5.1 Simulated Node Platforms 264 -- 19.5.2 Accuracy of Simulation Results 266 -- 19.5.3 Protocol Comparison Simulations 268 -- PART V DEPLOYMENT 277 -- 20 TUTWSN Deployments 279 -- 20.1 TUTWSN Deployment Architecture 280 -- 20.1.1 WSN Server 281 -- 20.1.2 WSN and Gateway 282 -- 20.1.3 Database 282 -- 20.1.4 User Interfaces 282 -- 20.2 Network Self-diagnostics 283 -- 20.2.1 Problem Statement 283 -- 20.2.2 Implementation 284.
20.3 Security Experiments 290 -- 20.3.1 Experimental KDC-based Key Distribution and Authentication Scheme 291 -- 20.3.2 Implementation Experiments 291 -- 21 Sensing Applications 293 -- 21.1 Linear-position Metering 293 -- 21.1.1 Problem Statement 293 -- 21.1.2 Implementation 294 -- 21.1.3 Results 296 -- 21.2 Indoor-temperature Sensing 297 -- 21.2.1 WSN Node Design 298 -- 21.2.2 Results 298 -- 21.3 Environmental Monitoring 300 -- 21.3.1 Problem Statement 300 -- 21.3.2 Implementation 300 -- 21.3.3 Results 306 -- 22 Transfer Applications 313 -- 22.1 TCP/IP for TUTWSN 313 -- 22.1.1 Problem Statement 313 -- 22.1.2 Implementation 314 -- 22.1.3 Results 316 -- 22.2 Realtime High-performance WSN 318 -- 22.2.1 Problem Statement 318 -- 22.2.2 Implementation 318 -- 22.2.3 Results 324 -- 23 Tracking Applications 327 -- 23.1 Surveillance System 327 -- 23.1.1 Problem Statement 328 -- 23.1.2 Surveillance WSN Design 328 -- 23.1.3 WSN Prototype Implementation 331 -- 23.1.4 Surveillance WSN Implementation on TUTWSN Prototypes 332 -- 23.2 Indoor Positioning 334 -- 23.2.1 Problem Statement 335 -- 23.2.2 Implementation 335 -- 23.3 Team Game Management 342 -- 23.3.1 Problem Statement 343 -- 23.3.2 Implementation 343 -- 23.3.3 Example Application Scenario 345 -- PART VI CONCLUSIONS 349 -- 24 Conclusions 351 -- References 353 -- Index 369.
Record Nr. UNINA-9910144583403321
Chichester, England ; , : John Wiley & Sons, , c2007
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Ultra-low energy wireless sensor networks in practice : theory, realization and deployment / Mauri Kuorilehto ... [et al.]
Ultra-low energy wireless sensor networks in practice : theory, realization and deployment / Mauri Kuorilehto ... [et al.]
Pubbl/distr/stampa Chichester, England ; Hoboken, NJ : John Wiley & Sons, c2007
Descrizione fisica xxiii, 372 p. : ill. ; 25 cm
Disciplina 004.68
Altri autori (Persone) Kuorilehto, Mauriauthor
Kohvakka, Mikko
Suhonen, JuKKa
Hämäläinen, Panu
Hännikäinen, Marko
Hämäläinen, Timo D.
Soggetto topico Sensor networks
Wireless LANs
ISBN 9780470057865
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNISALENTO-991002509959707536
Chichester, England ; Hoboken, NJ : John Wiley & Sons, c2007
Materiale a stampa
Lo trovi qui: Univ. del Salento
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Ultra-low energy wireless sensor networks in practice : theory, realization and deployment / / Mauri Kuorilehto ... [et al.]
Ultra-low energy wireless sensor networks in practice : theory, realization and deployment / / Mauri Kuorilehto ... [et al.]
Pubbl/distr/stampa Chichester, England ; , : John Wiley & Sons, , c2007
Descrizione fisica 1 online resource (398 p.)
Disciplina 681.2
681/.2
Altri autori (Persone) KuorilehtoMauri
Soggetto topico Sensor networks
Wireless LANs
ISBN 1-281-31821-3
9786611318215
0-470-51680-1
0-470-51679-8
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto -- Preface xiii -- List of Abbreviations xv -- PART I INTRODUCTION 1 -- 1 Introduction 3 -- 1.1 Overview of Wireless Technologies 3 -- 1.2 TUTWSN 5 -- 1.3 Contents of the Book 6 -- PART II DESIGN SPACE OF WSNS 7 -- 2 WSN Properties 9 -- 2.1 Characteristics of WSNs 9 -- 2.2 WSN Applications 11 -- 2.2.1 Commercial WSNs 12 -- 2.2.2 Research WSNs 14 -- 2.3 Requirements for WSNs 16 -- 3 Standards and Proposals 19 -- 3.1 Standards 19 -- 3.1.1 IEEE 1451 Standard 19 -- 3.1.2 IEEE 802.15 Standard 21 -- 3.2 Variations of Standards 28 -- 3.2.1 Wibree 28 -- 3.2.2 Z-Wave 28 -- 3.2.3 MiWi 28 -- 4 Sensor Node Platforms 29 -- 4.1 Platform Components 29 -- 4.1.1 Communication Subsystem 30 -- 4.1.2 Computing Subsystem 33 -- 4.1.3 Sensing Subsystem 33 -- 4.1.4 Power Subsystem 34 -- 4.2 Existing Platforms 36 -- 4.3 TUTWSN Platforms 39 -- 4.3.1 Temperature-sensing Platform 39 -- 4.3.2 SoC Node Prototype 43 -- 4.3.3 Ethernet Gateway Prototype 44 -- 4.4 Antenna Design 46 -- 4.4.1 Antenna Design Flow 46 -- 4.4.2 Planar Antenna Types 48 -- 4.4.3 Trade-Offs in Antenna Design 49 -- 5 Design of WSNs 51 -- 5.1 Design Dimensions 51 -- 5.2 WSN Design Flow 54 -- 5.3 Related Research on WSN Design 56 -- 5.3.1 WSN Design Methodologies 56 -- 5.4 WSN Evaluation Methods 60 -- 5.5 WSN Evaluation Tools 61 -- 5.5.1 Networking Oriented Simulators for WSN 61 -- 5.5.2 Sensor Node Simulators 62 -- 5.5.3 Analysis of Evaluation Tools 63 -- PART III WSN PROTOCOL STACK 67 -- 6 Protocol Stack Overview 69 -- 6.1 Outline of WSN Stack 69 -- 6.1.1 Physical Layer 70 -- 6.1.2 Data Link Layer 71 -- 6.1.3 Network Layer 71 -- 6.1.4 Transport Layer 71 -- 6.1.5 Application Layer 72 -- 7 MAC Protocols 73 -- 7.1 Requirements 73 -- 7.2 General MAC Approaches 75 -- 7.2.1 Contention Protocols 75 -- 7.2.2 Contention-free Protocols 77 -- 7.2.3 Multichannel Protocols 78 -- 7.3 WSN MAC Protocols 80 -- 7.3.1 Synchronized Low Duty-cycle Protocols 80 -- 7.3.2 Unsynchronized Low Duty-cycle Protocols 85 -- 7.3.3 Wake-up Radio Protocols 87.
7.3.4 Summary 88 -- 8 Routing Protocols 91 -- 8.1 Requirements 91 -- 8.2 Classifications 92 -- 8.3 Operation Principles 93 -- 8.3.1 Nodecentric Routing 93 -- 8.3.2 Data-centric Routing 94 -- 8.3.3 Location-based Routing 95 -- 8.3.4 Multipath Routing 97 -- 8.3.5 Negotiation-based Routing 97 -- 8.3.6 Query-based Routing 98 -- 8.3.7 Cost Field-based Routing 99 -- 8.4 Summary 101 -- 9 Middleware and Application Layer 103 -- 9.1 Motivation and Requirements 103 -- 9.2 WSN Middleware Approaches 105 -- 9.3 WSN Middleware Proposals 106 -- 9.3.1 Interfaces 106 -- 9.3.2 Virtual Machines 107 -- 9.3.3 Database Middlewares 107 -- 9.3.4 Mobile Agent Middlewares 108 -- 9.3.5 Application-driven Middlewares 108 -- 9.3.6 Programming Abstractions 109 -- 9.3.7 WSN Middleware Analysis 110 -- 10 Operating Systems 115 -- 10.1 Motivation and Requirements 115 -- 10.1.1 OS Services and Requirements 116 -- 10.1.2 Implementation Approaches 117 -- 10.2 Existing OSs 119 -- 10.2.1 Event-handler OSs 120 -- 10.2.2 Preemptive Multithreading OSs 121 -- 10.2.3 Analysis 121 -- 11 QoS Issues in WSN 125 -- 11.1 Traditional QoS 125 -- 11.2 Unique Requirements in WSNs 125 -- 11.3 Parameters Defining WSN QoS 126 -- 11.4 QoS Support in Protocol Layers 128 -- 11.4.1 Application Layer 128 -- 11.4.2 Transport Layer 128 -- 11.4.3 Network Layer 129 -- 11.4.4 Data Link Layer 130 -- 11.4.5 Physical Layer 131 -- 11.5 Summary 131 -- 12 Security in WSNs 133 -- 12.1 WSN Security Threats and Countermeasures 133 -- 12.1.1 Passive Attacks 134 -- 12.1.2 Active Attacks 134 -- 12.2 Security Architectures for WSNs 135 -- 12.2.1 TinySec 135 -- 12.2.2 SPINS 136 -- 12.2.3 IEEE 802.15.4 Security 136 -- 12.2.4 ZigBee Security 137 -- 12.2.5 Bluetooth Security 139 -- 12.3 Key Distribution in WSNs 140 -- 12.3.1 Public-key Cryptography 140 -- 12.3.2 Pre-distributed Keys 140 -- 12.3.3 Centralized Key Distribution 141 -- 12.4 Summary of WSN Security Considerations 142 -- PART IV TUTWSN 143 -- 13 TUTWSN MAC Protocol 145 -- 13.1 Network Topology 145.
13.2 Channel Access 147 -- 13.3 Frequency Division 149 -- 13.4 Advanced Mobility Support 152 -- 13.4.1 Proactive Distribution of Neighbor Information 153 -- 13.4.2 Neighbor-discovery Algorithm 154 -- 13.4.3 Measured Performance of ENDP Protocol 158 -- 13.5 Advanced Support for Bursty Traffic 159 -- 13.5.1 Slot Reservations within a Superframe 160 -- 13.5.2 On-demand Slot Reservation 161 -- 13.5.3 Traffic-adaptive Slot Reservation 161 -- 13.5.4 Performance Analysis 162 -- 13.6 TUTWSN MAC Optimization 165 -- 13.6.1 Reducing Radio Requirements 165 -- 13.6.2 Network Beacon Rate Optimization 170 -- 13.7 TUTWSN MAC Implementation 179 -- 13.8 Measured Performance of TUTWSN MAC 180 -- 14 TUTWSN Routing Protocol 183 -- 14.1 Design and Implementation 183 -- 14.2 Related Work 183 -- 14.3 Cost-Aware Routing 184 -- 14.3.1 Sink-initiated Route Establishment 185 -- 14.3.2 Node-initiated Route Discovery 185 -- 14.3.3 Traffic Classification 186 -- 14.4 Implementation 187 -- 14.4.1 Protocol Architecture 187 -- 14.4.2 Implementation on TUTWSN MAC 188 -- 14.5 Measurement Results 188 -- 14.5.1 Network Parameter Configuration 189 -- 14.5.2 Network Build-up Time 189 -- 14.5.3 Distribution of Traffic 190 -- 14.5.4 End-to-end Delays 192 -- 15 TUTWSN API 193 -- 15.1 Design of TUTWSN API 194 -- 15.1.1 Gateway API 194 -- 15.1.2 Node API 196 -- 15.2 TUTWSN API Implementation 197 -- 15.2.1 Gateway API 198 -- 15.2.2 Node API 198 -- 15.3 TUTWSN API Evaluation 200 -- 15.3.1 Ease of Use 200 -- 15.3.2 Resource Consumption 200 -- 15.3.3 Operational Performance 201 -- 16 TUTWSN SensorOS 203 -- 16.1 SensorOS Design 203 -- 16.1.1 SensorOS Architecture 204 -- 16.1.2 OS Components 204 -- 16.2 SensorOS Implementation 206 -- 16.2.1 HAL Implementation 206 -- 16.2.2 Component Implementation 207 -- 16.3 SensorOS Performance Evaluation 210 -- 16.3.1 Resource Usage 210 -- 16.3.2 Context Switch Performance 210 -- 16.4 Lightweight Kernel Configuration 211 -- 16.4.1 Lightweight OS Architecture and Implementation 211.
16.4.2 Performance Evaluation 212 -- 16.5 SensorOS Bootloader Service 213 -- 16.5.1 SensorOS Bootloader Design Principles 213 -- 16.5.2 Bootloader Implementation 213 -- 17 Cross-layer Issues in TUTWSN 217 -- 17.1 Cross-layer Node Configuration 217 -- 17.1.1 Application Layer 219 -- 17.1.2 Routing Layer 219 -- 17.1.3 MAC Layer 219 -- 17.1.4 Physical Layer 220 -- 17.1.5 Configuration Examples 220 -- 17.2 Piggybacking Data 223 -- 17.3 Self-configuration with Cross-layer Information 224 -- 17.3.1 Frequency and TDMA Selection 224 -- 17.3.2 Connectivity Maintenance 224 -- 17.3.3 Role Selection 225 -- 18 Protocol Analysis Models 227 -- 18.1 PHY Power Analysis 227 -- 18.2 Radio Energy Models 229 -- 18.2.1 TUTWSN Radio Energy Models 230 -- 18.2.2 ZigBee Radio Energy Models 232 -- 18.3 Contention Models 234 -- 18.3.1 TUTWSN Contention Models 234 -- 18.3.2 ZigBee Contention Models 235 -- 18.4 Node Operation Models 238 -- 18.4.1 TUTWSN Throughput Models 238 -- 18.4.2 ZigBee Throughput Models 239 -- 18.4.3 TUTWSN Power Consumption Models 240 -- 18.4.4 ZigBee Power Consumption Models 243 -- 18.5 Summary 245 -- 19 WISENES Design and Evaluation Environment 247 -- 19.1 Features 247 -- 19.2 WSN Design with WISENES 248 -- 19.3 WISENES Framework 249 -- 19.3.1 Short Introduction to SDL 251 -- 19.3.2 WISENES Instantiation 252 -- 19.3.3 Central Simulation Control 253 -- 19.3.4 Transmission Medium 253 -- 19.3.5 Sensing Channel 254 -- 19.3.6 Sensor Node 254 -- 19.4 Existing WISENES Designs 256 -- 19.4.1 TUTWSN Stack 258 -- 19.4.2 ZigBee Stack 260 -- 19.5 WISENES Simulation Results 263 -- 19.5.1 Simulated Node Platforms 264 -- 19.5.2 Accuracy of Simulation Results 266 -- 19.5.3 Protocol Comparison Simulations 268 -- PART V DEPLOYMENT 277 -- 20 TUTWSN Deployments 279 -- 20.1 TUTWSN Deployment Architecture 280 -- 20.1.1 WSN Server 281 -- 20.1.2 WSN and Gateway 282 -- 20.1.3 Database 282 -- 20.1.4 User Interfaces 282 -- 20.2 Network Self-diagnostics 283 -- 20.2.1 Problem Statement 283 -- 20.2.2 Implementation 284.
20.3 Security Experiments 290 -- 20.3.1 Experimental KDC-based Key Distribution and Authentication Scheme 291 -- 20.3.2 Implementation Experiments 291 -- 21 Sensing Applications 293 -- 21.1 Linear-position Metering 293 -- 21.1.1 Problem Statement 293 -- 21.1.2 Implementation 294 -- 21.1.3 Results 296 -- 21.2 Indoor-temperature Sensing 297 -- 21.2.1 WSN Node Design 298 -- 21.2.2 Results 298 -- 21.3 Environmental Monitoring 300 -- 21.3.1 Problem Statement 300 -- 21.3.2 Implementation 300 -- 21.3.3 Results 306 -- 22 Transfer Applications 313 -- 22.1 TCP/IP for TUTWSN 313 -- 22.1.1 Problem Statement 313 -- 22.1.2 Implementation 314 -- 22.1.3 Results 316 -- 22.2 Realtime High-performance WSN 318 -- 22.2.1 Problem Statement 318 -- 22.2.2 Implementation 318 -- 22.2.3 Results 324 -- 23 Tracking Applications 327 -- 23.1 Surveillance System 327 -- 23.1.1 Problem Statement 328 -- 23.1.2 Surveillance WSN Design 328 -- 23.1.3 WSN Prototype Implementation 331 -- 23.1.4 Surveillance WSN Implementation on TUTWSN Prototypes 332 -- 23.2 Indoor Positioning 334 -- 23.2.1 Problem Statement 335 -- 23.2.2 Implementation 335 -- 23.3 Team Game Management 342 -- 23.3.1 Problem Statement 343 -- 23.3.2 Implementation 343 -- 23.3.3 Example Application Scenario 345 -- PART VI CONCLUSIONS 349 -- 24 Conclusions 351 -- References 353 -- Index 369.
Record Nr. UNINA-9910830787403321
Chichester, England ; , : John Wiley & Sons, , c2007
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Voice over WLANs [[electronic resource] ] : the complete guide / / Michael F. Finneran
Voice over WLANs [[electronic resource] ] : the complete guide / / Michael F. Finneran
Autore Finneran Michael F
Edizione [1st edition]
Pubbl/distr/stampa Amsterdam ; ; Boston, : Elsevier/Newnes, c2008
Descrizione fisica 1 online resource (424 p.)
Disciplina 004.6/8
Collana Communications engineering series
Soggetto topico Wireless LANs
Internet telephony
Soggetto genere / forma Electronic books.
ISBN 1-281-11240-2
9786611112400
0-08-055643-4
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Front cover; Voice Over WLANs: The Complete Guide; Copyright page; Table of contents; About the Author; Preface; Acknowledgments; CHAPTER 1: The Convergence of Wireless LANs and VoIP; 1.1 The WLAN Voice Market; 1.2 Development of Wireless LANs; 1.3 Wireless LAN Applications; 1.4 Health Issues with Wireless Devices; 1.5 Wireless LAN Organizations; 1.6 WLAN Configurations; 1.7 Wireless LAN Design Issues; 1.8 The Packet Telephony Revolution; 1.9 Local Area IP Telephony: IP PBX; 1.10 Wide Area VoIP; 1.11 Enterprise VoIP Networks; 1.12 Consumer Packet Telephony Services; 1.13 Conclusion
CHAPTER 2: Radio Transmission Fundamentals2.1 Defining Transmission Capacity and Throughput; 2.2 Bandwidth, Radios, and Shannon's Law; 2.3 Bandwidth Efficiency; 2.4 Forward Error Correction (FEC); 2.5 Radio Regulation; 2.6 Licensed Versus Unlicensed Radio Spectrum; 2.7 Unlicensed Spectrum in the Rest of the World; 2.8 General Difficulties in Wireless; 2.9 Basic Characteristics of 802.11 Wireless LANs; 2.10 Conclusion; CHAPTER 3: Wireless LAN Components/WLAN Switches; 3.1 Elements in a Wireless LAN; 3.2 Wireless LAN NICs; 3.3 Access Points (APs); 3.4 Antennas; 3.5 Distributed Antenna Systems
3.6 WLAN Repeaters3.7 Mesh Extension; 3.8 Wireless LAN Switches; 3.9 Wireless LAN Switch Features; 3.10 Selecting WLAN Switches; 3.11 WLAN Switch Architectures; 3.12 Conclusion; CHAPTER 4: Media Access Control Protocol; 4.1 Basic Characteristics and Peculiarities of Wireless LANs; 4.2 Media Access Control Protocol-CSMA/CA; 4.4 Physical Layer Convergence Protocol (PLCP); 4.5 MAC Frame Header; 4.6 MAC Addresses (Address 1-4); 4.7 Authentication and Association; 4.8 Beacon Message; 4.9 Authentication Process; 4.10 Association Options; 4.11 Reassociation/Handoff
4.12 CSMA/CA Distributed Control Function (DCF)4.13 Request-To-Send/Clear-To-Send (RTS/CTS) Operation; 4.14 Point Control Function (PCF); 4.15 PCF Basic Concept; 4.16 Other Protocol Features; 4.17 Power Save Features; 4.18 Throughput Considerations; 4.19 Conclusion; CHAPTER 5: 802.11 Radio Link Specifications; 5.1 Defined Radio Link Interfaces; 5.2 Signal Modulation; 5.3 Spread Spectrum Transmission; 5.4 Frequency Hopping Spread Spectrum (FHSS); 5.5 Direct Sequence Spread Spectrum (DSSS); 5.6 Orthogonal Frequency Division Multiplexing (OFDM); 5.7 Forward Error Correction (FEC)
5.8 The 2.4 GHz Radio Links5.9 802.11 Radio Link Options: 1 and 2 Mbps; 5.10 Frequency Hopping Spread Spectrum; 5.11 802.11 DSSS Radio Link; 5.12 802.11b Radio Link Interface: DSSS; 5.13 IEEE 802.11g Radio Link Interface: OFDM; 5.14 802.11a 5 GHz Radio Link Interface; 5.15 Additional 5 MHz Spectrum: 11 Additional Channels; 5.16 Tradeoffs with 802.11a; 5.17 The Developing IEEE 802.11n Radio Link; 5.18 The IEEE 802.11n Draft Specification; 5.19 Non-Standard Radio Links: Pre-n and Super G; 5.20 Conclusion; CHAPTER 6: Privacy and Security Issues in WLANs
6.1 Security Requirements: Authentication, Privacy, and Availability
Record Nr. UNINA-9910451399603321
Finneran Michael F  
Amsterdam ; ; Boston, : Elsevier/Newnes, c2008
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Voice over WLANs [[electronic resource] ] : the complete guide / / Michael F. Finneran
Voice over WLANs [[electronic resource] ] : the complete guide / / Michael F. Finneran
Autore Finneran Michael F
Edizione [1st edition]
Pubbl/distr/stampa Amsterdam ; ; Boston, : Elsevier/Newnes, c2008
Descrizione fisica 1 online resource (424 p.)
Disciplina 004.6/8
Collana Communications engineering series
Soggetto topico Wireless LANs
Internet telephony
ISBN 1-281-11240-2
9786611112400
0-08-055643-4
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Nota di contenuto Front cover; Voice Over WLANs: The Complete Guide; Copyright page; Table of contents; About the Author; Preface; Acknowledgments; CHAPTER 1: The Convergence of Wireless LANs and VoIP; 1.1 The WLAN Voice Market; 1.2 Development of Wireless LANs; 1.3 Wireless LAN Applications; 1.4 Health Issues with Wireless Devices; 1.5 Wireless LAN Organizations; 1.6 WLAN Configurations; 1.7 Wireless LAN Design Issues; 1.8 The Packet Telephony Revolution; 1.9 Local Area IP Telephony: IP PBX; 1.10 Wide Area VoIP; 1.11 Enterprise VoIP Networks; 1.12 Consumer Packet Telephony Services; 1.13 Conclusion
CHAPTER 2: Radio Transmission Fundamentals2.1 Defining Transmission Capacity and Throughput; 2.2 Bandwidth, Radios, and Shannon's Law; 2.3 Bandwidth Efficiency; 2.4 Forward Error Correction (FEC); 2.5 Radio Regulation; 2.6 Licensed Versus Unlicensed Radio Spectrum; 2.7 Unlicensed Spectrum in the Rest of the World; 2.8 General Difficulties in Wireless; 2.9 Basic Characteristics of 802.11 Wireless LANs; 2.10 Conclusion; CHAPTER 3: Wireless LAN Components/WLAN Switches; 3.1 Elements in a Wireless LAN; 3.2 Wireless LAN NICs; 3.3 Access Points (APs); 3.4 Antennas; 3.5 Distributed Antenna Systems
3.6 WLAN Repeaters3.7 Mesh Extension; 3.8 Wireless LAN Switches; 3.9 Wireless LAN Switch Features; 3.10 Selecting WLAN Switches; 3.11 WLAN Switch Architectures; 3.12 Conclusion; CHAPTER 4: Media Access Control Protocol; 4.1 Basic Characteristics and Peculiarities of Wireless LANs; 4.2 Media Access Control Protocol-CSMA/CA; 4.4 Physical Layer Convergence Protocol (PLCP); 4.5 MAC Frame Header; 4.6 MAC Addresses (Address 1-4); 4.7 Authentication and Association; 4.8 Beacon Message; 4.9 Authentication Process; 4.10 Association Options; 4.11 Reassociation/Handoff
4.12 CSMA/CA Distributed Control Function (DCF)4.13 Request-To-Send/Clear-To-Send (RTS/CTS) Operation; 4.14 Point Control Function (PCF); 4.15 PCF Basic Concept; 4.16 Other Protocol Features; 4.17 Power Save Features; 4.18 Throughput Considerations; 4.19 Conclusion; CHAPTER 5: 802.11 Radio Link Specifications; 5.1 Defined Radio Link Interfaces; 5.2 Signal Modulation; 5.3 Spread Spectrum Transmission; 5.4 Frequency Hopping Spread Spectrum (FHSS); 5.5 Direct Sequence Spread Spectrum (DSSS); 5.6 Orthogonal Frequency Division Multiplexing (OFDM); 5.7 Forward Error Correction (FEC)
5.8 The 2.4 GHz Radio Links5.9 802.11 Radio Link Options: 1 and 2 Mbps; 5.10 Frequency Hopping Spread Spectrum; 5.11 802.11 DSSS Radio Link; 5.12 802.11b Radio Link Interface: DSSS; 5.13 IEEE 802.11g Radio Link Interface: OFDM; 5.14 802.11a 5 GHz Radio Link Interface; 5.15 Additional 5 MHz Spectrum: 11 Additional Channels; 5.16 Tradeoffs with 802.11a; 5.17 The Developing IEEE 802.11n Radio Link; 5.18 The IEEE 802.11n Draft Specification; 5.19 Non-Standard Radio Links: Pre-n and Super G; 5.20 Conclusion; CHAPTER 6: Privacy and Security Issues in WLANs
6.1 Security Requirements: Authentication, Privacy, and Availability
Record Nr. UNINA-9910785070603321
Finneran Michael F  
Amsterdam ; ; Boston, : Elsevier/Newnes, c2008
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui