解耦，恢复原信号，线性调频脉冲压缩的Matlab程序,实现了对10个数字音的识别程序非归零型差分相位调制信号建模与仿真分析 ，本程序的性能已经达到较高水平，旋转机械二维全息谱计算。- Decoupling, restore the original signal, LFM pulse compression of the Matlab program, Realization of 10 digital audio recognition program NRZ type differential phase modulation signal modeling and simulation analysis, The performance of the program has reached a high level, Rotating machinery 2-d holographic spectrum calculation.