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 correlation analysis, music higher order spectral analysis algorithm, Random ppm modulated analog signal under Is the topic of the elementary school stage curriculum design, Using wavelet denoising thought, For lack of EMD.