delay.m

里面囊括了基于matlab滤波器设计的各种.m文件

 
% y = delay(x,N)
% Make signal(vector) x delay N units.
% In fact, append N zeros in front of x.

function y = delay(x,N)

if size(x,1) > 1
  y = [zeros(N,1);x];
else
  y = [zeros(1,N),x];
end