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作       者:宋勇(Song Yong) 郝群(Hao Qun) 著

出  版  社:北京理工大学出版社

出版时间:2016-01-01

字       数:16.1万

所属分类: 科技 > 计算机/网络 > 软件系统

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  宋勇、郝群*的《人体通信的建模仿真与实现》主要结合作者已完成和正在行的研究工作,系统阐述人体通信的建模、仿真及实现问题,具体内容包括:(1)人体通信的建模。软件模型是展人体通信技术研究的前提条件。本书将阐述基于传递函数法、有限元法的人体通信建模方法,并给出具有多路径仿真能力的人体通信电路模型及有限元模型。(2)人体通信的仿真。本书将以所给出的人体通信电路模型、有限元模型为基础,讨论电容耦合型、电流耦合型人体通信的仿真方法,同时对不同电极尺寸、电极方向、基带频率、载波频率、调制方式等条件下的仿真结果行讨论。(3)基于电光调制的人体通信方法。电光调制技术为解决人体通信中的传输速率、误码率等问题提供了重要途径。目前已有的电光调制型人体通信包括:日本NTT提出的体器件法及本书作者提出的Mach-Zehnder电光调制法。本书将从理论和实验角度对上述两种人体通信方法行比较和分析,并给出相关实验结果。(4)人体通信系统设计。主要介绍人体通信的主要设计方法,包括:适用于人体通信的调制、解调、放大、滤波电路设计,电容耦合型、电流耦合型人体通信电极设计,面向人体通信的半物理仿真模型设计等。作为一种新型的网络通信技术,人体通信技术将为实现信息获取的“普适化”起到极大地推动作用,从而在穿戴式电子系统、人体生理信息监测、智能人机交互及“个域网”等领域具有广泛的应用前景。作为国内**本系统阐述人体通信技术的书籍,本书将为人体通信技术的研究者、相关科研人员及一般读者提供有益的参考,对于促人体通信技术的研究及未来应用具有十分积极的意义。 宋勇、郝群*的《人体通信的建模仿真与实现》主要结合作者已完成和正在行的研究工作,系统阐述人体通信的建模、仿真及实现问题,具体内容包括:(1)人体通信的建模。软件模型是展人体通信技术研究的前提条件。本书将阐述基于传递函数法、有限元法的人体通信建模方法,并给出具有多路径仿真能力的人体通信电路模型及有限元模型。(2)人体通信的仿真。本书将以所给出的人体通信电路模型、有限元模型为基础,讨论电容耦合型、电流耦合型人体通信的仿真方法,同时对不同电极尺寸、电极方向、基带频率、载波频率、调制方式等条件下的仿真结果行讨论。(3)基于电光调制的人体通信方法。电光调制技术为解决人体通信中的传输速率、误码率等问题提供了重要途径。目前已有的电光调制型人体通信包括:日本NTT提出的体器件法及本书作者提出的Mach-Zehnder电光调制法。本书将从理论和实验角度对上述两种人体通信方法行比较和分析,并给出相关实验结果。(4)人体通信系统设计。主要介绍人体通信的主要设计方法,包括:适用于人体通信的调制、解调、放大、滤波电路设计,电容耦合型、电流耦合型人体通信电极设计,面向人体通信的半物理仿真模型设计等。作为一种新型的网络通信技术,人体通信技术将为实现信息获取的“普适化”起到极大地推动作用,从而在穿戴式电子系统、人体生理信息监测、智能人机交互及“个域网”等领域具有广泛的应用前景。作为国内**本系统阐述人体通信技术的书籍,本书将为人体通信技术的研究者、相关科研人员及一般读者提供有益的参考,对于促人体通信技术的研究及未来应用具有十分积极的意义。
目录展开

Acknowledgements

1.Introduction

1.1 Concept of Intra-Body Communication

1.2 Safety Issue

1.3 Advantages of IBC

1.4 Applications of IBC

1.4.1 Biomedical monitoring

1.4.2 Consumer electronics

1.4.2.1 Interaction among the wearable devices

1.4.2.2 Interaction among the wearable devices of the different human bodys

1.4.2.3 Interaction Between wearable devices and environment

1.4.2.4 Interaction electronic devices through conductive material

1.4.3 Secure space

1.4.4 Application prospect

1.5 The Scope of This Book

1.5.1 The modeling and the simulation of IBC

1.5.2 The implementing methods of IBC

1.5.3 Book contents

References

2.Theory Foundation

2.1 IBC Types

2.1.1 Electrostatic coupling type

2.1.1.1 Principle

2.1.1.2 Characteristics

2.1.2 Galvanic coupling IBC

2.1.2.1 Principle

2.1.2.2 Characteristics

2.2 Theoretical Analysis of Signal Transmission Within the Human Body

2.2.1 Signal represented as electromagnetic wave

2.2.1.1 Incidence

2.2.1.2 Reflection

2.2.1.3 Effluence

2.2.2 Signal represented as current density

2.3 Theoretical Explanation of Galvanic Coupling IBC

2.4 Theoretical Explanation of Electrostatic Coupling IBC

2.4.1 Electric fields of electrostatic coupling IBC

2.4.2 Model of electrostatic coupling IBC

2.5 Conclusions

References

3.IBC Modeling Based on the Transfer Function Method

3.1 Current Researches

3.1.1 Galvanic coupling IBC[5,6]

3.1.2 Electrostatic coupling IBC[8,9]

3.2 IBC Modeling Based on the Transfer Function

3.2.1 Modeling of galvanic coupling IBC[11]

3.2.1.1 Circuit model

3.2.1.2 Transfer function

3.2.1.3 Parameters

3.2.2 Modeling of electrostatic coupling IBC

3.2.2.1 Circuit model of the electrostatic coupling IBC

3.2.2.2 Capacitance between the human body and the ground

3.3 IBC Simulation Based on the Transfer Function

3.3.1 Method

3.3.2 Signal transmissions along arm

3.3.3 Signal transmissions along different paths

3.3.3.1 Transmission paths from the foot to the torso

3.3.3.2 Transmission path from the foot to the ear

3.4 Discussions

References

4.IBC Modeling and Simulation Based on FEM

4.1 Finite-element Modeling Method

4.2 The Research Status

4.2.1 Research of ETH

4.2.2 Research of HKUST

4.3 Modeling of the Whole Human Body

4.3.1 The modeling of the head and the neck

4.3.2 The modeling of the torso

4.3.3 The modeling of the arm and the leg

4.3.4 The connection of the human body part models

4.4 IBC Simulation Based on FEM

4.4.1 Galvanic coupling IBC

4.4.2 Electrostatic coupling IBC

4.4.2.1 Signal transmission within the arm

4.4.2.2 Signal transmission within the whole human body

4.4.3 Electromagnetic parameters

4.5 Simulation Results and Analysis

4.5.1 Simulation results of galvanic coupling IBC

4.5.1.1 Simulation conditions

4.5.1.2 Simulation results

4.5.2 The measurement experiments

4.5.2.1 Measurement methods

4.5.2.2 Measurement results

4.5.3 Simulation results of electrostatic coupling IBC

4.5.3.1 Influence of electrode direction

4.5.3.2 Influence of electrode size

4.5.3.3 Influence of distance

4.5.3.4 Simulation results

4.6 Conclusions

References

5.IBC Based on Electro-Optical Modulation

5.1 Current Studies

5.2 IBC Based on a Mach-Zehnder EO Modulator

5.2.1 Circuit model

5.2.2 Mathematical model

5.2.2.1 Modulation based on bulk electro-optical crystal

5.2.2.2 Modulation based on a Mach-Zehnder electro-optical modulator

5.2.2.3 Characteristics

5.2.2.3.1 Sensitivity[9]

5.2.2.3.2 Signal frequency

5.2.2.3.3 Temperature

5.2.3 The complete mathematical model

5.3 Experiments

5.3.1 Sensitivity

5.3.2 Frequency response

5.3.3 Temperature characteristic

5.4 Conclusions

References

6.Signal Transmission System of IBC

6.1 Current Research

6.2 IBC System

6.2.1 System structure

6.2.2 DBPSK modulation and demodulation

6.3 Transmitter and Receiver Design

6.3.1 Transmitter circuit

6.3.1.1 FPGA module of transmitter

6.3.1.2 Signal modulation

6.3.2 Receiver circuit

6.3.2.1 FPGA module of receiver

6.3.2.2 Signal demodulation

6.3.3 Electrodes design

6.4 Experiments and Discussion

6.4.1 Experiment device

6.4.2 Influence of carrier frequency

6.4.3 Influence of baseband frequency

6.4.4 Influence of signal transmission path

6.5 Conclusions

References

7.Conclusions and Future Outlook

7.1 Summary of Intra-Body Communication

7.2 Future Research

7.3 Future Applications of IBC

References

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