DSP4

DSP4 - DSP ? ? ? ? 5092119015 ? ? 5 DFT 5 5 DFT ?: x1=[1 2...

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DSP ? ? ? ? 5092119015 ? ? 对对对对对 对对对对 5 对 DFT 对对对对对对对对 5 对对对对对对 5 对 DFT对对对对对对对对 ? ? : x1=[1 2 0 3 0]; x2=[2 0 -2 -1 0]; X=fft(x1,5).*fft(x2,5); subplot(2,1,1); stem([0:4],abs(X));
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