About Book

Civilization is a cumulative enterprise and communication has always been a vital component of that cumulation process. From the fourteenth century on, the social system of science has depended on technical communication to describe, disseminate, criticize, use and improve innovations and advances in science, medicine, and technology. Technical communication involves conveying scientific, engineering or technical information to an audience. Information conveyed through technical communication can be about products, about a company or about concepts. Rapid change in technical communication has been obvious during the past few decades with the advent of computers, laser printers, the Internet and other developments. This book elucidates new techniques and applications of technical communication in a multidisciplinary approach. It deals with power line communications, acoustic communication, cognitive radio communication, optical communication, communication systems, wireless communication technologies and HF communications. Most of the topics introduced in it cover new techniques and the applications of engines. It studies, analyses and upholds the pillars of this subject area and its utmost significance in modern times. The various subfields of engines along with technological progress that have future implications are glanced at in it. This book is a complete source of knowledge on the present status of this important field.

Preface............................................................................................................v

Chapter 1 Application of Numeric Routine for Simulating Transients in Power Line Communication (PLC) Systems........................................1

Abstract...................................................................................................1

1. Introduction............................................................................................2

2. Trapezoidal rule....................................................................................3

3. Transmission line equivalent circuit model.....................................5

4. Numerical computation.......................................................................8

5. Effects of the simulation accuracy without damping resistance.9

6. Improvement of the simulation accuracy with damping

resistance...............................................................................................10

7. Effects of kD factor variation.............................................................11

8. Number of π circuit variation..........................................................15

9. Other analyses.....................................................................................19

10. Conclusions..........................................................................................21

Acknowledgements.............................................................................21

Chapter 2 Challenges and Opportunities of Optical Wireless Communication Technologies...............................................................................................26

Abstract.................................................................................................26

1. Introduction..........................................................................................27

2. OWC system classification................................................................32

3. Optical system and channel model.................................................48

4. Performance analysis..........................................................................56

5. Technologies for performance enhancement.................................61

6. Channel measurement and characterization.................................63

7. Real-time coherent PON OWC based on dual polarization for

the mobile backhaul/fronthaul.........................................................66

8. Conclusions..........................................................................................68

Acknowledgements.............................................................................69

Chapter 3 Application of Metal-Semiconductor-Metal Photodetector in High-

Speed Optical Communication Systems.............................................74

1. Introduction..........................................................................................74

2. Nano-gratings structures and operation principles.....................79

3. Modeling and characterization of plasmonic-based MSM-PDs.80

4. Plasmonic-based MSM-PD simulation model...............................83

5. Simulation results and discussion...................................................87

6. Conclusions........................................................................................103

Chapter 4 Accurate and Robust Localization in Harsh Environments Based

on V2I Communication.........................................................................108

1. Introduction........................................................................................108

2. Problem statement............................................................................111

3. Hidden Markov model....................................................................111

4. Bayesian adaptive RSS/TOA fusion...............................................116

5. Results.................................................................................................125

6. Complexity.........................................................................................132

7. Conclusions........................................................................................132

Acknowledgements...........................................................................133

Chapter 5 All-Optical Signal Processing for High Spectral Efficiency (SE)

Optical Communication........................................................................139

1. Introduction........................................................................................139

2. Coherent optical communication systems ..................................142

3. High-speed and high SE CO-OFDM system .............................144

4. WPT based CO-OFDM ...................................................................147

5. Passive Si-photonic components for all-optical signal

processing ..........................................................................................152

6. Conclusions .......................................................................................163

Acknowledgement ...........................................................................164

Chapter 6 Adaptation from Transmission Security (TRANSEC) to Cognitive Radio Communication ..........................................................................168

1. Introduction........................................................................................168

2. Secure communications system through concurrent

TRANSEC evaluations ....................................................................171

3. Spectrum sensing capability through specific scanning

schemes ..............................................................................................180

4. Conclusion..........................................................................................192

Chapter 7 Adaptive Technique for Underwater Acoustic Communication.196

1. Introduction........................................................................................196

2. Fading characteristics of UWA channel........................................197

3. Channel capacity of UWA channel ..............................................200

4. Relationship between BER and SNR in digital

communication..................................................................................202

5. Adaptive UWA communication ....................................................203

6. Simulation and experiment ...........................................................208

7. Conclusion .........................................................................................211

Chapter 8 iTech: An Interactive Virtual Assistant for Technical Communication ......................................................................................213

1. Introduction........................................................................................213

2. Literature review ............................................................................214

3. Research methodology ..................................................................216

4. Results ................................................................................................223

5. Discussion and implications ........................................................234

6. Conclusions .....................................................................................235

Chapter 9 Calculating Radiation from Power Lines for Power Line Communications ....................................................................................239

1. Introduction........................................................................................239

2. Fundamental principles ..................................................................240

3. Matlab® implementation.................................................................245

4. Wobble ...............................................................................................251

5. Results.................................................................................................255

6. Conclusion .........................................................................................265

7. Acknowledgment..............................................................................266

Chapter 10 Advanced HF Communications for Remote Sensors in

Antarctica..................................................................................................268

Abstract...............................................................................................268

1. Introduction........................................................................................268

2. System.................................................................................................270

3. Channel sounding.............................................................................276

4. Physical layer.....................................................................................280

5. Protocols for sensor networks in Antarctica...............................285

6. Conclusions and other applications..............................................287

Citation........................................................................................... 293

Index...........................................................................................................295

About Author

Taiwo Bob received his Master of Science in Telecommunications Engineering from University at Sydney. He is actively committed to the researches focused on signal transmission, digital communications and optical communications. He is a Guest Lecturer at Public University, Brighton. He has been awarded the “Distinguished Contributions to Lifelong Learning” award for his excellence in guiding students. Bob has written numerous technical papers, articles and books on communication. He also serves on the editorial board of international journals in the field of telecommunications.