中文说明：非归零型差分相位调制信号建模与仿真分析 ，关于非线性离散系统辨识，现代信号处理中谱估计在matlab中的使用，语音信号的采集与处理，数字信号处理课设，采用了小波去噪的思想，计算多重分形非趋势波动分析。
English Description：
Non-zero differential phase modulation signal modeling and simulation analysis on Nonlinear Discrete-time system identification, modern spectral estimation using MATLAB in signal processing, acquisition and processing of the speech signal, digital signal processing course using Wavelet denoising, non-trend volatility calculated multifractal analysis.