目录第一章绪论..................................................................................................................31.1什么是数字通信系统？.................................................................................31.2数字通信系统的基本组成.............................................................................31.3数字通信系统的特点....................................................................................4第二章MATLAB软件..................................................................................................62.1MATLAB软件介绍.........................................................................................62.2MATLAB软件的应用.....................................................................................6第三章2ASK仿真设计和运行结果.............................................................................83.12ASK调制和解调原理..................................................................................83.2主要程序的介绍............................................................................................93.2.1基带信号的产生.................................................................................93.2.2载波的产生........................................................................................93.2.3噪声的产生.......................................................................................103.2.42ASK的调制.....................................................................................103.2.52ASK的解调.....................................................................................103.2.6判决输出...........................................................................................113.3仿真结果......................................................................................................11第四章2FSK仿真设计和运行结果...........................................................................124.12FSK调制和解调原理.................................................................................124.2主要程序的介绍..........................................................................................134.2.1基带信号和的产生............................................................................134.2.2两种不同频率载波的产生................................................................144.2.32FSK调制..........................................................................................144.2.42FSK解调..........................................................................................154.2.5判决输出...........................................................................................154.3仿真结果.....................................................................................................16第五章2PSK仿真设计和运行结果...........................................................................175.12PSK的调制和解调原理..............................................................................175.2主要程序的介绍..........................................................................................185.2.1基带信号的产生...............................................................................185.2.2双极型码的产生...............................................................................185.2.3载波信号的产生.................................
