Overlap Save Method using Circular Convolution Technique: y=mycirconv1(x,h) - File Exchange

Code covered by the BSD License

from Overlap Save Method using Circular Convolution Technique by Sourangsu Banerji
Performs convolution using the Overlap Save Method with the Circular convolution.

y=mycirconv1(x,h)
function y=mycirconv1(x,h) lx=length(x); lh=length(h); l=max(lx,lh); X=[x zeros(1,l-lx)]; H=zeros(l); H(1:lh)=h; for j=1:l-1 for i=1:l-1 H(i+1,j+1)=H(i,j); end H(1,j+1)=H(l,j); end y=H*X';