c3_upsample.m

线性内插器的matlab程序

% File: c3_upsample.m
function out=c3_upsamp(in,M)
L=length(in);
out=zeros(1,(L-1)*M+1);
for j=1:L
    out(M*(j-1)+1)=in(j);
end
%  end of function file