w2.m

《Digital and Analog Communications Systems》（《数字和模拟通信系统》）的配套MATLAB源代码

% File: W2.M
function y = W2(x,f1,f2);
y = 1/(f2 - f1);
temp = abs(x);
y = y * (temp - f2) * (phi(temp-f1)-phi(temp-f2));
end;