基于matlab的iir巴特沃斯的带通滤波器设计，非常好用-Based on the matlab iir Butterworth bandpass filter design, very easy to use

MATLAB处理语音信号，FIR，IIR滤波器。完整的代码，报告，使用说明。带有界面，简单易操作。-MATLAB processing a speech signal, FIR, IIR filter. Complete code, reports, instructions for use. Interface with, easy to operate.