generate_twiddles.m

来自「ADSP-TS101S and ADSP-TS201S Real and Com」· M 代码 · 共 16 行

%this file computes twiddle factors for an FFT transform:
%W=cos(2*pi*k/N)-j*sin(2*pi*k/N), k=0,1,...,N/2-1

clear all

for i=1:13
  N(i)=32*2^(i-1);
end

for i=1:13
      number_points=num2str(N(i));
      twiddles(['twid',number_points,'.dat'],N(i));
end;