本程序为一个用matlab实现的语音滤波程序，能计算并显示语音信号的幅频特性，巴特沃斯低通滤波器幅度和相位响应，引入噪声后的幅频特性，以及滤波后的DFT幅频特性。本程序附有语音文件以供试验。-This program is an implementation using matlab voice filtering procedures, can calculate and display the speech signal amplitude-frequency characteristics

OCR TESTING TRial k IS TESTING PHASE ONLY THE FORMATION OF THE TEACHING CODE IS NOT INCLUDED BUT CAN BE DERIVED

能够实现MATLAB下相位偏移算法，里面自带一些音频-It is able to achieve a phase shift algorithm in MATLAB, which comes with some audio

用MATLAB语言实现FIR带阻线性相位滤波器滤除声音信号中的噪声-Implementation of FIR band suppression linear phase filter with MATLAB language to filter noise in sound signal

音频相位分析，使用matlab进行噪音分析，并进行分离(Audio phase analysis using MATLAB for noise analysis and separation)