声学滤波 基于octave filter bank的语音特征提取及滤波，用于辅助听力器材设计 -Acoustic filter characteristics octave filter bank based speech extraction and filtering design for assistive listening devices

利用MATLAB执行LPC分析和合成语音文件和显示原始语音信号通过滤波,提取LPC的错误(激发)信号,然后使用逆LPC的滤波误差信号,可以完全恢复原始语音信号。-This MATLAB exercise performs LPC analysis and synthesis on a speech file and shows that by filtering the original speech signal, extracting the LPC error (excitation) s