untitled1.m

使用Matlab实现了FIR与IIR滤波器

function [ output_args ] = Untitled1( input_args )
%UNTITLED1 Summary of this function goes here
%  Detailed explanation goes here
[y,fs,bits]= wavread('hello.wav');
subplot(2,2,1);
disp(fs);
plot(y);
title('时域图像');
Y=fft(y);
subplot(2,2,2);
plot(abs(Y));
title('频域图像');