fuction.asv

认知无线电系统中多载波信号带外干扰的抑制

%不同的窗函数
function x=func_(X)
global a2 DFi IL_ C
IL_2=abs(IL_).^2;
sum=0;
for i=1:C
    sum=DFi(i,i)^2*IL_2(i)/(DFi(i,i)^2+X+eps).^2+sum;
end
x=sum-a2;
end