Fundamentals of WiMAX Understanding Broadband Wireless Networking Foreword Preface Acknowledgments About the Authors Part I Overview of WiMAX Chapter 1 Introduction to Broadband Wireless 1.1 History of the Evolution of Broadband Wireless 1.2 Fixed Broadband Wireless - Market Drivers and Applications 1.3 Mobile Broadband Wireless - Market Drivers and Applications 1.4 Comparison with Other Broadband Wireless Technologies 1.5 Spectrum Options for Broadband Wireless 1.6 Business Challenges for Broadband Wireless and WiMAX 1.7 Overview of Technical Challenges for Broadband Wireless 1.8 Summary of Technical Challenges 1.9 Summary and Conclusions References Chapter 2 An Overview of WiMAX 2.1 Background on IEEE 802.16 and WiMAX 2.2 Salient Features of WiMAX 2.3 WiMAX Physical Layer 2.4 MAC Layer Overview 2.5 Advanced Features for Performance Enhancements 2.6 Reference Network Architecture 2.7 Performance Characterization 2.8 Summary and Conclusions References Part II Technical Foundations of WiMAX Chapter 3 The Challenge of Broadband Wireless Channels 3.1 Communication System Building Blocks 3.2 The Broadband Wireless Channel Path Loss and Shadowing 3.3 Cellular Systems 3.4 The Broadband Wireless Channel Fading 3.5 Modeling Broadband Fading Channels 3.6 Mitigation of Fading 3.7 Summary and Conclusions References Chapter 4 Orthogonal Frequency Division Multiplexing (OFDM) 4.1 The Multicarrier Concept 4.2 OFDM 4.3 An Example OFDM in WiMAX 4.4 Timing and Frequency Synchronization 4.5 The Peak to Average Ratio 4.6 The Computational Complexity Advantage of OFDM 4.7 Simulating OFDM Systems 4.8 Summary and Conclusions References Chapter 5 Multiple Antenna Techniques 5.1 The Benefits of Spatial Diversity 5.2 Receive Diversity 5.3 Transmit Diversity 5.4 Beamforming 5.5 Spatial Multiplexing 5.6 Shortcomings of Classical MIMO Theory 5.7 Channel Estimation for MIMO-OFDM 5.8 Channel Feedback 5.9 Advanced Techniques for MIMO 5.10 Summary and Conclusions References Chapter 6 Orthogonal Frequency Domain Multiple Access (OFDMA) 6.1 Multiple Access Strategies for OFDM 6.2 Multiuser Diversity and Adaptive Modulation 6.3 Resource Allocation Techniques for OFDMA 6.4 OFDMA in WiMAX Protocols and Challenges 6.5 Summary and Conclusions References Chapter 7 End-to-End Service Aspects QoS, Session Management, Security, and Mobility 7.1 Quality of Service 7.2 Multimedia Session Management 7.3 Security 7.4 Mobility Management 7.5 IP for Wireless8212Issues and Potential Solutions 7.6 Summary and Conclusion References Part III Understanding WiMAX and Its Performance Chapter 8 PHY Layer of WiMAX 8.1 Channel Coding 8.2 Hybrid ARQ 8.3 Interleaving 8.4 Symbol Mapping 8.5 OFDM Symbol Structure 8.6 Subchannel and Subcarrier Permutations 8.7 Slot and Frame Structure 8.8 Transmit Diversity and MIMO 8.9 Closed Loop MIMO 8.10 Ranging 8.11 Power Control 8.12 Channel Quality Measurements 8.13 Summary and Co