基于MATLAB频分复用系统的研究与仿真设计.pdf

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1、目录1设计任务及要求.....................................................................................................11.1设计任务.............................................................................................................11.2设计要求......................................................

2、.......................................................12设计作用及其目的.................................................................................................13设计过程及原理.....................................................................................................23.1频分复用通信系统模型建立..

3、...........................................................................23.2语音信号采样.....................................................................................................53.3语音信号的调制.............................................................................................

4、....73.4系统的滤波器设计.............................................................................................93.5信道噪声...........................................................................................................104MATLAB仿真.......................................................

5、...................................................114.1语音信号的时域和频域仿真...........................................................................114.2复用信号的频谱仿真.......................................................................................124.3传输信号的仿真..................................

6、..............................................................144.4解调信号的频谱仿真.......................................................................................154.5恢复信号的时域与频域仿真............................................................................155心得体会...........................

7、....................................................................................186附录.......................................................................................................................197参考文献.............................................