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Book Cover
E-book
Author Wu, Rihai

Title Enterprise Wireless Local Area Network Architectures and Technologies
Published Milton : Taylor & Francis Group, 2021

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Description 1 online resource (446 p.)
Series Data Communication Ser
Data Communication Ser
Contents Cover -- Half Title -- Series Page -- Title Page -- Copyright Page -- Table of Contents -- Summary -- Introduction -- Acknowledgments -- Authors -- Chapter 1 Enterprise WLAN Overview -- 1.1 HISTORY OF ENTERPRISE WLAN DEVELOPMENT -- 1.1.1 Phase 1: Initial Mobile Office Era -- Wireless Networks As a Supplement to Wired Networks -- 1.1.2 Phase 2: Wireless Office Era -- Integration of Wired and Wireless Networks -- 1.1.3 Phase 3: All-Wireless Office Era -- All-Wireless Office, Wireless-Centric -- 1.2 CHALLENGES FACED BY ENTERPRISE WLANS -- 1.2.1 WLAN Services Require Ultra-Large Bandwidth
1.2.2 Wi-Fi Technology Bottlenecks Affect User Experiences -- 1.2.3 The Security of WLAN Services Is Questioned -- 1.2.4 The Growth of Network Devices Leads to More Complex Planning, Deployment, and Maintenance -- 1.2.5 Challenges Regarding WLAN and IoT Convergence -- 1.3 NEXT-GENERATION ENTERPRISE WLAN SOLUTIONS -- 1.3.1 Support for 802.11ax to Meet Ultra-High Bandwidth Requirements -- 1.3.2 Innovative Wireless Air Interface Technology, Providing Excellent User Experience -- 1.3.3 Integrated Security Technologies to Enable Comprehensive Wireless Protection
1.3.4 Scenario-Based Network Planning, Deployment, and Maintenance -- 1.3.5 WLAN and IoT Convergence Solution -- Chapter 2 WLAN Technology Basics -- 2.1 CONCEPT OF WIRELESS COMMUNICATION -- 2.1.1 Radio Waves -- 2.1.2 Wireless Communications System -- 2.1.2.1 Source Coding -- 2.1.2.2 Channel Coding -- 2.1.2.3 Modulation -- 2.1.2.4 Channel -- 2.1.3 Channel Rate and Bandwidth -- 2.2 WLAN KEY TECHNOLOGIES -- 2.2.1 Modulation Technology -- 2.2.2 OFDM -- 2.2.2.1 Principles -- 2.2.2.2 Advantages and Disadvantages -- 2.2.2.3 Applications -- 2.2.3 Channel Bonding -- 2.2.4 MIMO -- 2.2.4.1 Basic Concepts
2.2.4.2 Relationship between Spatial Streams and the Number of Antennas -- 2.2.4.3 Beamforming -- 2.2.4.4 MU-MIMO -- 2.2.5 OFDMA -- 2.2.6 CSMA/CA -- 2.2.6.1 CS -- 2.2.6.2 IFS -- 2.2.6.3 RB -- 2.3 802.11 STANDARDS -- 2.3.1 Origin (802.11-1997) -- 2.3.2 Enhancement (802.11b and 802.11 a) -- 2.3.3 Standard Extension and Compatibility (802.11g) -- 2.3.4 MIMO-OFDM-Based HT (802.11n) -- 2.3.5 VHT (802.11ac) -- 2.3.6 HEW (802.11ax) -- 2.3.7 Comparisons between 802.11 Standards -- 2.4 802.11AX STANDARDS -- 2.4.1 802.11ax Overview -- 2.4.1.1 Physical-Layer Technology of 802.11ax
2.4.1.2 MAC-Layer Technology of 802.11ax -- 2.4.2 High Efficiency PPDU -- 2.4.2.1 Pre-HE Modulated Fields -- 2.4.2.2 HE Modulated Fields -- 2.4.3 Throughput Improvement -- 2.4.3.1 High-Order Modulation Scheme -- 2.4.3.2 OFDM Subcarrier Division -- 2.4.3.3 Preamble Puncturing -- 2.4.4 Novel Multiuser Features -- 2.4.4.1 Introduction to Multiuser Features -- 2.4.4.2 Multiuser Transmission -- 2.4.4.3 BSR -- 2.4.4.4 Fragment Transmission and A-MPDU Enhancement -- 2.4.4.5 Channel Measurement -- 2.4.4.6 Channel Protection -- 2.4.4.7 MU EDCA -- 2.4.4.8 OFDMA-Based Random Access -- 2.4.4.9 NDP Feedback
Notes Description based upon print version of record
2.4.5 Anti-interference and Spatial Reuse
Form Electronic book
Author Yang, Xun
Zhou, Xia
Wang, Yibo
ISBN 9781000379457
1000379450