本书是《通信系统工程》的最新版本，该书提供了分析和设计现代通信系统中有关基础原理的全面概述，且回顾了许多重要的数学基础知识，并向读者介绍了数字通信系统原理的相关课题，包括信源编码、信道编码、基带和载波调制、信道失真、信道均衡、同步处理以及无线通信。该书还论述了模拟调制和解调方法，包括相位调制、振幅调制和频率调制。本书可以作为通信专业高年级本科生或低年级研究生的教材，也可以作为工程技术人员的综合参考书。

本书以通信系统及其发展为线索，系统、深入地介绍了通信技术的基本原理及其应用，着重论述了数字通信原理，但对模拟通信也进行了内容丰富的介绍，对有关的数学基础进行了讨论。本书内容丰富、范围广泛，并且概念清晰、事例翔实、取材新颖，既对通信系统的基本原理做了详尽的论述，又充分反映了近年来的新技术和新理论，同时还简要回顾了通信系统的发展历史。书中列举了许多例题，在每一章后面都给出了相关的参考文献，并附有大量富有特色的习题。

本书可作为高等院校通信类、信息类、电子类等专业高年级本科生或低年级研究生的教材，也可作为相关技术、科研和管理人员的参考书。

PREFACE

1 INTRODUCTION

 1.1 Historical Review

 1.2 Elements of an Electrical Communication System

1.2.1 Digital Communication System

1.2.2 Early Work in Digital Communications

 1.3 Communication Channels and Their Characteristics

 1.4 Mathematical Models for Communication Channels

 1.5 Organization of the Book

 1.6 Further Reading

2 FREQUENCY DOMAlN ANALYSIS OF SIGNALS AND SYSTEMS

 2.1 Fourier Series

2.1.1 Fourier Series for Real Signals:the Trigonometric Fourier Series

 2.2 Fourier Transforms

2.2.1 Fourier Transform of Real,Even,and Odd Signals

2.2.2 Basic Properties of the Fourier Transform

2.2.3 Fourier Transform for Periodic Signals

 2.3 Power and Energy

2.3.1 Energy-Type Signals

2.3.2 Power-Type signals

 2.4 Sampling of Bandlimited Signals

 2.5 Bandpass Signals

 2.6 Further Reading

 Problems

3 ANALOG SIGNAL TRANSMISSION AND RECEPTION

 3.1 Introduction to Modulation

 3.2 Amplitude Modulation(AM)

3.2.1 Double-Sideband Suppressed CarrierAM

3.2.2 Conventional Amplitude Modulation

3.2.3 Single-Sideband AM

3.2.4 Vestigial-Sideband AM

3.2.5 Implementation ofAM Modulators and Demodulators

3.2.6 Signal Multiplexing

 3.3 Angle Modulation

3.3.1 Representation of FM and PM Signals

3.3.2 Spectral Characteristics ofAngle-Modulated signals

3.3.3 Implementation ofAngle Modulators and Demodulators

 3.4 Radio and Television Broadcasting

3.4.1 AM Radio Broadcasting

3.4.2 FM Radio Broadcasting

3.4.3 Television Broadcasting

 3.5 Mobile Radio Systems

 3.6 Further Reading

 Problems

4 RANDOM PROCESSES

 4.1 Probability and Random Variablcs

 4.2 Random Processes：Basic Concepts

4.2.1 Description ofRandom Processe

4.2.2 Statistical Averages

4.2.3 Stationary Processes

4.2.4 Random Processes and Linear Systems

 ……

5 EFFECT OF NOISE ON ANALOG COMMUNICATION SYSTEMS

6 INFORMATION SOURCES AND SOURCE CODING

7 DIGITAL TRANSMISSION THROUGH THE ADDITIVE WHITE GAUSSIAN NOISE CHANNEL

8 DIGITAL TRANSMISSION THROUGH BANDLIMITED AWGN CHANNELS

9 CHANNEL CAPACITY AND CODING

10 WIRELESS COMMUNICATIONS

APPENDIX A:THE PROBABILITY OF ERROR FOR MULTICHANNEL RECEPTION OF BINARY SIGNALS

REFERENCES

INDEX