mablab语音信号处理，包括波形产生，滤波器分析，滤波器实现，傅立叶变换，Z变换，等语音处理程序-mablab speech signal processing, including waveform generator, filter, filter, Fourier transform, Z transform, and other voice processing

本压缩包含解差分方程，z变换，滤波器设计，回响滤波器，采样例子多个dsp的基础知识的相关函数。(Solving difference equation, z transform and filter design)