数字与模拟通信系统

Proof of Schwarz’s Inequality

6–11 Study-Aid Examples

Problems

7 PERFORMANCE OF COMMUNICATION SYSTEMS CORRUPTED BY NOISE

7–1 Error Probabilities for Binary Signaling

7–2 Performance of Baseband Binary Systems

7–3 Coherent Detection of Bandpass Binary Signals

7–4 Noncoherent Detection of Bandpass Binary Signals

7–5 Quadrature Phase-Shift Keying and Minimum-Shift Keying

7–6 Comparison of Digital Signaling Systems

7–7 Output Signal-to-Noise Ratio for PCM Systems

7–8 Output Signal-to-Noise Ratios for Analog Systems

7–9 Comparison of Analog Signaling Systems

7–10 Summary

7–11 Study-Aid Examples

Problems

8 WIRE AND WIRELESS COMMUNICATION APPLICATIONS

8–1 The Explosive Growth of Telecommunications

8–2 Telephone Systems

8–3 Digital Subscriber Lines (DSL)

8–4 Capacities of Public Switched Telephone Networks

8–5 Satellite Communication Systems

8–6 Link Budget Analysis

8–7 Fiber-Optic Systems

8–8 Cellular Telephone Systems

8–9 Television

8–10 Cable Data Modems

8–11 Wireless Data Networks

8–12 Summary

8–13 Study-Aid Examples

Problems

APPENDIX A MATHEMATICAL TECHNIQUES, IDENTITIES, AND TABLES

A–1 Trigonometry and Complex Numbers

A–2 Differential Calculus

A–3 Indeterminate Forms

A–4 Integral Calculus

A–5 Integral Tables

A–6 Series Expansions

A–7 Hilbert Transform Pairs

A–8 The Dirac Delta Function

A–9 Tabulation of Sa (x) = (sin x)x

A–10 Tabulation of Q (z)

APPENDIX BPROBABILITY AND RANDOM VARIABLES

B–1 Introduction

B–2 Sets

B–3 Probability and Relative Frequency

B–4 Random Variables

B–5 Cumulative Distribution Functions and Probability Density Functions

B–6 Ensemble Average and Moments

B–7 Examples of Important Distributions

B–8 Functional Transformations of Random Variables

B–9 Multivariate Statistics

Problems

APPENDIX C USING MATLAB

C–1 About the MATLAB M-Files

C–2 Quick Start for Running M-Files

C–3 Programming in MATLAB

REFERENCES

ANSWERS TO SELECTED PROBLEMS

INDEX

本书继承了第一版~第七版的风格，在此新版中为读者介绍了数字通信系统的最新技术发展成果。本书既可作为一学期课程的教材使用，也可作为两学期课程的教材使用。本书着重阐述了能在一学期课程内讲述的通信系统理论和应用的基本内容，也介绍了可在两学期课程时间内进行深入讨论的必要内容。本书在前七版的基础上进行了修订与更新，系统介绍了现代通信系统的基本理论和最新发展技术。全书共分8章，内容包括：通信系统的基本概念；信号与频谱；基带脉冲与数字信号；带通信号传输原理与电路；调幅、 调频及数字调制系统；随机过程与频谱分析；噪声背景下通信系统的性能；有线及无线通信系统。每章都有一定的助学例题及大量的习题，部分例题及习题另配有 MATLAB 文件。此外，本书还包含 3 个附录：数学基本公式及图表；概率论及随机变量的简易教程；MATLAB 入门。此次新版中更新了所有 MATLAB 文件，新增了 100多道例题并给出了更多的习题答案。本书还给出了数字电视（DTV）技术、长期演进（LTE）系统、WiMAX 4G 蜂窝系统、个人通信系统及其应用等内容的介绍。【作者简介】Leon W.Couch.II教授出生于美国北卡罗来纳州的达累姆，他从小就对电子工程感兴趣，在高中时，他就是一名广播工程师。Leon W.Couch.II教授1963年毕业于杜克大学，获学士学位，以后又在佛罗里达大学分别获得电子工程硕士及博士学位。他分别于1968年及1984年担任佛罗里达大学助理教授及教授职务。从1990年至2004年，Leon W.Couch.II教授担任佛罗里达大学电子与计算机协会副主席。