About the Editors ii

Contributors v

Preface xxvii

Acknowledgments i

Introduction iii

1 Towards a Converged Optical-Wireless Fronthaul/Backhaul Solution for 5G Networks and Beyond 1
Isiaka Ajewale Alimi, Nelson Jesus Muga, Abdelgader M. Abdalla, Catia Pinho, Jonathan Rodriguez, Paulo Pereira Monteiro, Antonio Lucios Teixeira

1.1 Introduction 2

1.2 Cellular Network Interface and Solution 3

1.2.1 MBH/MFH Architecture 3

1.2.2 Integrated MBH/MFH Transport Network 5

1.3 5G Enabling Technologies 5

1.3.1 Ultra-Densication 6

1.3.2 C-RAN and RAN Virtualization 6

1.3.3 Advanced radio coordination 8

1.3.4 Millimeter-Wave Small Cells 9

1.3.5 Massive MIMO 10

1.3.6 New Multicarrier Modulations for 5G 10

1.4 Fiber-Wireless Network Convergence 11

1.5 Radio-over-Fiber Transmission Scheme 12

1.5.1 Digital Radio-over-Fiber (D-RoF) Transmission 12

1.5.2 Analog Radio-over-Fiber (A-RoF) Transmission 13

1.6 Optical MBH/MFH Transport Network Multiplexing Schemes 14

1.6.1 Wavelength-Division Multiplexing (WDM) based Schemes 14

1.6.2 Spatial-Division Multiplexing (SDM) based Schemes 15

1.7 Wireless based MFH/MBH 18

1.7.1 FSO Communication Systems 18

1.7.2 Hybrid RF/FSO Technology 21

1.7.3 Relay-Assisted FSO Transmission 22

1.8 Experimental Channel measurement and characterization 23

1.9 Results and Discussions 24

1.10 Conclusion 24

Acknowledgments 24

Bibliography 25

2 Hybrid Fiber Wireless (HFW) Extension for GPON Toward 5G 31
Rattana Chuenchom, Andreas Ste-an, Robert G. Walker, Stephen J. Clements, Yigal Leiba, Andrzej Banach, Mateusz Lech, Andreas Stohr

2.1 Passive Optical Network 32

2.1.1 GPON and EPON standard 33

2.2 Transparent Wireless Extension of Optical Links 34

2.2.1 Transparent wireless extension of optical links using CRoF 34

2.3 Key Enabling Photonic and Electronic Technologies 36

2.3.1 Coherent Photonic Mixer 36

2.3.2 Single side band Mach-Zehnder modulator 38

2.3.3 High power amplifier in E-band for GPON extension 40

2.3.4 Integrated radio access units 42

2.4 Field Trial for 2.5 Gbit/s GPON over Wireless 43

2.4.1 RX Throughput and packet loss 48

2.4.2 Latency 48

2.4.3 Jitter 49

2.5 Conclusions 49

Bibliography 50

3 Software Defened Networking and Network Function Virtualisation for Converged Accessmetro Networks 53
Marco Rumi , Frank Slyne

3.1 Introduction 53

3.2 The 5G requirements driving network convergence and virtualisation 54

3.3 Access and metro convergence 57

3.3.1 Long-Reach Passive Optical Network 58

3.3.2 New architectures in support of 5G networks, network virtualisation and mobile functional split 59

3.4 Functional convergence and virtualisation of the central offices 62

3.4.1 Infrastructure 63

3.4.2 Management and Control 66

3.4.3 Cross-Layer Components 70

3.5 Conclusions 70

Bibliography 70

4 Multicore Fibres for 5G Fronthaul Evolution 77
Ivana Gasulla, Jos�e Capmany

4.1 Why 5G communications demand for optical Space-Division Multiplexing 77

4.2 Multicore Fibre Transmission Review 79

4.2.1 Homogeneous MCFs 80

4.2.2 Heterogeneous MCFs 81

4.3 Radio Access Networks using Multicore Fibre Links 82

4.3.1 Basic MCF link between Central O-ce and Base Station 84

4.3.2 MCF-based Radio over Fibre C-RAN 85

4.3.3 MCF-based Digital Radio over Fibre C-RAN 87

4.4 Microwave signal processing enabled by multicore fibres 88

4.4.1 Signal Processing over a Heterogeneous MCF link 90

4.4.2 RF Signal Processing over a Homogeneous MCF Multicavity device 92

4.5 Final Remarks 94

Bibliography 95

5 Enabling VLC and Wi-Fi Network Technologies and Architectures Towards 5G 99
Isiaka Ajewale Alimi, Abdelgader M. Abdalla, Jonathan Rodriguez, Paulo Pereira Monteiro, Antonio Lu -- s Teixeira, Stanislav Zv-anovec, Zabih Ghassemlooy

5.1 Introduction 100

5.2 Optical Wireless Systems 102

5.3 Visible Light Communication (VLC) System Fundamentals 104

5.4 VLC Current and Anticipated Future Applications 107

5.4.1 Underwater Wireless Communications 109

5.4.2 Airlines and Aviation 109

5.4.3 Hospitals 110

5.4.4 Vehicular Communication Systems 110

5.4.5 Sensitive Areas 111

5.4.6 Manufacturing and Industrial Applications 111

5.4.7 Retail Stores 112

5.4.8 Consumer Electronics 112

5.4.9 Internet of Things 112

5.4.10 Other Application Areas 113

5.5 Hybrid VLC and RF Networks 113

5.6 Challenges and Open-Ended Issues 114

5.6.1 Flicker and Dimming 115

5.6.2 Data Rate Improvement 115

5.7 Conclusions 116

Acknowledgments 116

Bibliography 117

6 5G RAN: Key Radio Technologies and Hardware Implementation Challenges 123
Hassan Hamdoun, Mohamed Hamid, Shoaib Amin, Hind Dafallah

6.1 Introduction 123

6.2 5G NR-enabled Use Cases 124

6.2.1 eMBB and uRLLC 125

6.2.2 Migration to 5G 126

6.3 5G RAN Radio-enabling Technologies 126

6.3.1 Massive MIMO (M-MIMO) 127

6.3.2 Carrier Aggregation and Licensed Assisted Access to unlicensed spectrum 130

6.3.3 Dual Connectivity 131

6.3.4 Device-to-Device (D2D) communication 132

6.4 Hardware Impairments 132

6.4.1 Hardware Impairments-Transmitters 133

6.4.2 Hardware Impairments -- Receivers 135

6.4.3 Hardware Impairments -- Transceivers 135

6.5 Technology and Fabrication challenges 136

6.6 Conclusion 137

Bibliography 137

7 Millimeter Wave Antenna Design for 5G Applications 143
Issa Elfergani, Abubakar Sadiq Hussaini, Abdelgader Abdalla, Jonathan Rodriguez, Raed Abd-Alhameed

7.1 Introduction 144

7.2 Antenna Design and Procedure 146

7.3 Antenna Optimisation and Analysis 147

7.3.1 The inuence of ground plane length (GL) 148

7.3.2 The effect of feeding strip position (Fp) 148

7.3.3 The inuences of the substrate type 149

7.4 MMwave Antenna Design with notched frequency band 150

7.5 MMwave Antenna Design with Loaded Capacitor 153

7.6 Conclusion 156

Acknowledgement 156

Bibliography 156

8 Wireless Signal Encapsulation on Seamless Fiber{mmWave System 161
Pham Tien Dat, Atsushi Kanno, Naokatsu Yamamoto, Testuya Kawanishi

8.1 Introduction 161

8.2 Principle of signal encapsulation 163

8.2.1 Downlink system 163

8.2.2 Uplink system 165

8.3 Examples of signal encapsulation 166

8.3.1 Downlink transmission 166

8.3.2 Uplink transmission 170

8.3.3 MmWave link distance 173

8.3.4 Conclusion 175

Bibliography 176

9 5G Optical Sensing Technologies 179
Seedahmed S. Mahmoud , Bernhard Koziol, Jusak Jusak

9.1 Introduction 179

9.2 Optical Fibre Communication Network: Intrusion Methods 182

9.3 Physical Protection of Optical Fibre Communication Cables 183

9.3.1 Location-Based Optical Fibre Sensors 185

9.3.2 Point-Based Optical Fibre Sensors 187

9.3.3 Zone-Based Optical Fibre Sensors 189

9.4 Design Consideration and Performance Characteristics 190

9.4.1 Performance Parameters 190

9.4.2 The Needs for Robust Signal Processing Methods 191

9.4.3 System Installation and Technology Suitability 192

9.5 Conclusions 193

Bibliography 193

10 T