IEEE 802 wireless systems [[electronic resource] ] : protocols, multi-hop mesh/relaying, performance and spectrum coexistence / / Bernard H. Walke, Stefan Mangold, [and] Lars Berlemann

• Autore: Walke Bernard H
• Pubblicazione: Chichester ; ; Hoboken, NJ, : John Wiley & Sons, c2006
• Descrizione fisica: 1 online resource (404 p.)
• Disciplina: 621.384
• Soggetto topico: Wireless LANs; IEEE 802.11 (Standard)
• Altri autori: MangoldStefan BerlemannLars
• Note generali: Description based upon print version of record.
• Nota di bibliografia: Includes bibliographical references and index.
• Nota di contenuto: IEEE 802 Wireless Systems; Contents; Preface; 1 Introduction; 1.1 Standardization; 1.2 Next-generation Systems; 1.3 The IEEE 802 Project; 1.4 Motivation and Outline; 2 Wireless Communication - Basics; 2.1 Radio Transmission Fundamentals; 2.1.1 Free-space Propagation; 2.1.2 Two-path Propagation Over Flat Terrain; 2.1.3 Attenuation; 2.1.4 Fading; 2.1.5 Shadowing; 2.1.6 Filtering and Transmit Spectrum Masks; 2.1.7 Propagation Models; 2.1.7.1 One-slope Model; 2.1.7.2 Hata-Okumura Model; 2.1.7.3 Walfish-Ikegami Model; 2.1.7.4 Dual-slope Model; 2.1.7.5 Berg Model ; 2.1.8 Signal-to-Interference Ratio (SIR)2.1.9 Noise - An Additional Source of Interference; 2.1.10 Signal to Interference and Noise Ratio (SINR); 2.1.11 Interference Range; 2.1.12 Digital Modulation; 2.1.13 Modulation and Coding of Radio Signals; 2.2 Duplexing Schemes; 2.2.1 Time Division Duplex; 2.2.2 Frequency Division Duplex; 2.3 Multiplexing; 2.3.1 Frequency Division Multiplex; 2.3.2 Time Division Multiplex; 2.3.3 Code Division Multiplex; 2.3.4 Space Division Multiplex; 2.3.5 Orthogonal Frequency Division Multiplex; 2.3.5.1 Pilot Tones and Preambles ; 2.3.5.2 Fast Fourier Transformation (FFT)2.3.5.3 Cyclic Prefix; 2.4 Switching in Communication Networks; 2.4.1 Circuit Switching; 2.4.2 Packet Switching; 2.5 Channel Coding for Error Correction and Error Detection; 2.5.1 Forward Error Correction; 2.5.2 Automatic Repeat Request Protocols; 2.5.2.1 Send-and-Wait; 2.5.2.2 Go-back-N; 2.5.2.3 Selective-Reject; 2.5.2.4 Summary; 2.5.3 Hybrid Automatic Repeat Request; 2.6 Medium Access Control (MAC) Protocols; 2.6.1 ALOHA; 2.6.1.1 Pure ALOHA; 2.6.1.2 Slotted ALOHA; 2.6.1.3 Comparison of Pure and Slotted ALOHA; 2.6.2 Carrier Sense Multiple Access ; 2.6.2.1 CSMA Variants2.6.2.2 CSMA/CD; 2.6.2.3 CSMA/CA; 2.6.3 Polling; 2.6.4 Summary; 3 Radio Spectrum Regulation; 3.1 Regulation Bodies and Global Institutions; 3.1.1 International Telecommunication Union; 3.1.2 Europe; 3.1.3 Germany; 3.1.4 Japan; 3.1.5 China; 3.1.6 United States; 3.2 Licensed and Unlicensed Spectrum; 3.2.1 Licensed Spectrum; 3.2.2 The Problem with Licensing; 3.2.3 Unlicensed Spectrum; 3.2.3.1 Europe; 3.2.3.2 United States; 3.2.4 Part 15 Regulation; 3.2.5 Tragedy of the Commons in Spectrum Regulation; 3.3 Open Spectrum; 3.4 Summary; 4 Mesh Networks - Basics; 4.1 Introduction ; 4.2 Classification of Wireless Mesh Networks4.3 General Problem Statement; 4.3.1 Path Selection; 4.3.2 Medium Access Control; 4.4 Exploiting the Capacity of the Radio Channel by Spatial Reuse; 4.4.1 Hidden Devices - Potential Interferers; 4.4.2 Exposed Devices - Unused Capacity; 4.5 Fairness and Congestion Avoidance; 4.6 Routing; 4.6.1 Routing Algorithms; 4.6.1.1 Ad-hoc On-demand Distance Vector Routing (AODV); 4.6.1.2 Route Discovery; 4.6.1.3 Route Maintenance; 4.6.1.4 Local Repair; 4.6.2 Common Link Layer Behavior (Link Adaptation); 4.6.3 Link Breakage Prediction ; 4.6.4 Actions for Expected Link Break
• Sommario/riassunto: Throughout the next decade, 802 wireless systems will become an integral part of fourth generation (4G) cellular communication systems, where the convergence of wireless and cellular networks will materialize through support of interworking and seamless roaming across dissimilar wireless and cellular radio access technologies. IEEE 802 Wireless Systems clearly describes the leading systems, covering IEEE 802.11 WLAN, IEEE 802.15 WPAN, IEEE 802.16 WMAN systems' architecture, standards and protocols (including mesh) with an instructive approach allowing individuals unfamiliar with wireles
• Titolo autorizzato: IEEE 802 wireless systems
• ISBN: 1-280-73995-9; 9786610739950; 0-470-05880-3; 0-470-05879-X
• Formato: Materiale a stampa
• Livello bibliografico: Monografia
• Lingua di pubblicazione: Inglese
• Record Nr.: 9910143706903321
• Lo trovi qui: Univ. Federico II