www.pudn.com > RAKE.rar > ljq_Gnoise.m

%/*---------------ΈίΛΉ°ΧΤλΙω------------------*/ 
function [output,noise]=ljq_Gnoise(input,exno,numpulses) 
Ex=(1/numpulses)*sum(input.^2); 
ExNo=10.^(exno./10); 
No=Ex./ExNo; 
nstdv=sqrt(No./2); 
for j=1:length(ExNo) 
    noise(j,:)=nstdv(j).*randn(1,length(input)); 
    output(j,:)=noise(j,:)+input; 
end