freqconv.m

来自「数字信号处理基于matlab 文件内容 /conv(卷积部分) dupco」· M 代码 · 共 11 行

function yn = freqconv( xn,hn )
%UNTITLED1 Summary of this function goes here
%  Detailed explanation goes here
n1=length(xn);
n2=length(hn);
xn=[xn zeros(1,n2-1)];
hn=[hn zeros(1,n1-1)];
xw=fft(xn);
hw=fft(hn);
yw=xw.*hw;
yn=ifft(yw);