可见光网络设计与优化:以用户为中心(英文版)

本书系统阐述了以用户为中心的可见光网络设计与优化方法，包括可见光通信基本原理、网络架构、应用示例等内容。全书共有5章，第1章介绍了可见光通信的基本概念，分析以用户为中心的可见光组网需求及研究趋势；第2章详细介绍了可见光与射频异构网络系统架构，重点介绍了负载均衡问题的解决方案；第3章以图论为基础，介绍了以用户为中心的可见光接入点动态集群概念，并将其与传统以网络为中心的组网方法进行性能对比分析；第4章详细介绍了以用户为中心的可见光网络应用示例；第5章总结了以用户为中心的可见光网络技术特点，并对其未来发展进行了展望。本书可供信息与通信工程技术人员、研究人员、相关专业的在校师生以及网络规划优化设计工程师参考。

Chapter 1 Introduction
1.1 Background
1.2 VLC Links
1.2.1 Devices and Components
1.2.1.1 VLC Transmitter: Light-emitting Diode
1.2.1.2 VLC Receiver: Photodetector
1.2.2 VLC Channels
1.2.3 PHY Techniques
1.2.3.1 Modulation Schemes
1.2.3.2 Dimming Control and Flicker Mitigation
1.3 VLC Networks
1.3.1 Network-centric Versus User-centric Cell-structure
1.3.1.1 Network-centric Optical Attocells
1.3.1.2 User-centric Cluster Formation
1.3.2 Multiuser Signal Processing
1.3.3 Multiuser Scheduling and Resource Management
1.4 Applications and Extensions of VLC
1.4.1 Video Streaming
1.4.2 VLC-aided Heterogeneous Networks
1.4.2.1 Load Balancing
1.4.2.2 Efficient Handover
1.4.3 Internet of Things
1.5 Open Challenges
1.6 Contributions and Book Outline
1.6.1 Main Contributions
1.6.2 Book Outline
Chapter 2 Cooperative Load Balancing in Hybrid VLC and WiFi
2.1 Chapter Introduction
2.1.1 Background of the Hybrid System
2.1.2 Related Works of LB in RF HetNets
2.1.3 Chapter Contribution
2.2 Hybrid System Mode
2.2.1 Link Characteristic
2.2.2 Regular Cell Formation
2.2.2.1 Unity Frequency Reuse
2.2.2.2 Non-unity Frequency Reuse
2.2.3 Merged Cell Formation
2.2.3.1 Combined Transmission
2.2.3.2 Vectored Transmission
2.2.4 Area Spectral Efficiency
2.3 Methodology for Finding the Optimum LB
2.3.1 Centralized Approach
2.3.2 Discretized Linear Programming Approximation
2.3.3 A Dual Decomposition Method
2.3.3.1 Transformation
2.3.3.2 Decomposition
2.3.4 Optimality Analysis
2.3.4.1 Justification
2.3.4.2 Implementation
2.4 Performance Evaluations of the Hybrid System
2.4.1 Simulation Setup
2.4.2 Throughput Investigations
2.4.2.1 Throughput Investigations for Different FoV
2.4.2.2 LoS Blocking Analysis
2.4.3 Fairness Grade Investigations
2.4.3.1 Average Fairness
2.4.3.2 Individual Fairness
2.4.41 Gbit/s-Data-Rate WiFi
2.5 Chapter Conclusions
Chapter 3 Users First: User-centric Cluster Formation for Interference- mitigation in Visible-light Networks
3.1 Chapter Introduction
3.1.1 Background and Motivation of UC Design
3.1.2 Chapter Contribution
3.2 System Model of the UC-VLC Network
3.2.1 Cluster Formation
3.2.2 Transmission Within Each Cluster
3.3 Methodology for UC Cluster Formation
3.3.1 Joint MUS and Cluster Formation Problem Formulation
3.3.2 Optimization of the Joint Problem
3.3.3 Distance-based Weight and Problem Reformulation
3.3.4 Optimal MWM
3.3.5 Proposed Greedy Cluster Formation/MUS Algorithm
3.4 Performance Evaluations of the UC-VLC Network
3.4.1 Complexity Analysis
3.4.2 Throughput Investigations
3.4.2.1 Throughput Investigations for Various FoV and UE Density
3.4.2.2 Throughput Investigations for Various LoS Blocking Probabilities
3.4.3 Fairness Investigations
3.4.4 Irregular VLC AP Arrangements
3.5 Chapter Conclusions
Chapter 4 User-centric VLC for Energy-efficient Scalable Video Streaming
4.1 Chapter Introduction
4.1.1 Chapter Background
4.1.2 Motivation of the UC-VLC Design for Video Streaming
4.1.3 Chapter Contribution
4.2 System Model of the Distance-based UC Cluster Formation
4.2.1 Preliminaries
4.2.2 Implementation
4.3 Scalable Video Streaming
4.3.1 Multiuser Video Broadcast and SHVC
4.3.2 Adaptive Modulation
4.3.3 Transmission Schemes
4.4 Energy-efficient Video Streaming Problem Formulation
4.4.1 Objective Function
4.4.2 Video-related and Power- related Constraints
4.5 Dynamic-programming-based Algorithm
4.5.1 User/layer level AM Mode Assignment
4.5.1.1 Objectives of the AM Mode Assignment Subproblem
4.5.1.2 Methodologies for Assigning the AM Mode
4.5.1.3 AM Mode Assignment Results
4.5.2 AP-level PA
4.5.2.1 Objectives of the PA Subproblem
4.5.2.2 Methodologies for Allocating Power
4.5.2.3 PA Results
4.5.3 Cluster level EE Optimisation
4.5.3.1 Solutions of Optimising EE
4.5.3.2 Complexity of the Proposed Dynamic-programming-based Algorithm
4.6 Performance Evaluations of the Energy-efficient Video Streaming Scheme
4.6.1 EE v. s. Video Quality Investigations
4.6.1.1 Investigations for Various FoV and UE Density
4.6.1.2 Investigations for UC Cluster Edge Distance d, and Maximum Transmitted Optical Power
4.6.2 Mobile UE Investigations
4.7 Chapter Conclusions
Chapter 5 Book Conclusions and Future Work
5.1 Summary and Conclusions
5.2 Future Work
5.2.1 Differentiated Video Services and Multicast
5.2.2 Coexistence of UC-VLC and RF
Appendix KM-algorithm-based Approach for Finding the Optimal MWM
Glossary
Bibliography