Optimization for Wireless Powered Communication Networks (eBook)

Preface 6
Acknowledgements 8
Contents 9
Acronyms 11
1 Introduction 12
1.1 Overview of Wireless Powered Communication Networks 12
1.2 Basic Modes of Wireless Powered Communication Networks 16
1.2.1 HTT Mode 16
1.2.1.1 HTT Mode Based on HD-HAP 17
1.2.1.2 HTT Mode Based on FD-HAP 18
1.2.2 BackCom Mode 19
1.2.2.1 Monostatic BCS 20
1.2.2.2 Bistatic BCS 21
1.2.2.3 Ambient BCS 22
References 22
2 Non-orthogonal Multiple Access in Wireless Powered Communication Networks 25
2.1 Introduction 25
2.2 System Model 26
2.3 Sum-Throughput Maximization 29
2.4 Numerical Results and Discussions 33
2.5 Conclusions 39
References 40
3 Wireless Powered Communication Networks with Backscatter Communication 42
3.1 Introduction 42
3.2 Hybrid User Scheme 43
3.2.1 System Model 43
3.2.2 Throughput Maximization 45
3.2.3 Numerical Results and Discussions 48
3.3 Hybrid Mode Scheme 50
3.3.1 System Model 50
3.3.2 Throughput Maximization 51
3.3.3 Two-User Case 53
3.3.3.1 The Optimal Solution for Single-User Case 53
3.3.3.2 The Optimal Solution for Two-User Case 54
3.3.4 Multi-user Case (K ?3) 58
3.3.5 Numerical Results and Discussions 60
3.4 Conclusions 61
References 63
4 Cognitive Wireless Powered Communication Networkswith Hybrid Backscatter Communication 64
4.1 Introduction 64
4.2 System Model 65
4.3 Throughput Maximization 69
4.3.1 Multiple Cognitive Users Case 70
4.4 Numerical Results and Discussions 76
4.5 Conclusions 80
References 81
5 Relay Cooperation for Backscatter Communication Systems 82
5.1 Introduction 82
5.2 System Model 83
5.2.1 Relay with an Embedded Energy Source 84
5.2.2 Relay Without an Embedded Energy Source 85
5.3 Throughput Maximization 86
5.3.1 Relay with an Embedded Energy Source 86
5.3.2 Relay with an Embedded Energy Source 88
5.4 Numerical Results and Discussions 90
5.5 Conclusions 93
References 93
6 Summary 94
6.1 Summary of the Book 94
6.2 Future Research Directions 95