包括调制，解调，信噪比计算，抑制载波型差分相位调制，实现典型相关分析，music高阶谱分析算法，随机调制信号下的模拟ppm，是小学期课程设计的题目，采用了小波去噪的思想，针对EMD方法的不足。- Includes the modulation, demodulation, signal to noise ratio calculation, Suppressed carrier type differential phase modulation, Achieve canonical corre