有关模拟调制的matlab程序--复读调制，AM信号的解调。-Matlab simulation of modulation-related procedures- repetition modulation, AM signal demodulation.

模拟线性调制系统的调制和解调原理,编写AM、DSB、SSB调制，并画出时域波形和频谱图-Analog modulation and demodulation principle of linear modulation systems, the preparation of AM, DSB, SSB modulation, and draw time-domain waveform and frequency spec