n_point_idft_array.m

来自「这个第四代移动通信中」· M 代码 · 共 9 行

function dft_array = n_point_idft_array(n)
%this function to creat the N-point DFT array

for k = 0:n-1
    for l = 0:n-1
        dft_array(k+1,l+1) = exp(-j*2*pi*k*l/n);
    end;
end;