14 lines
335 B
Matlab
14 lines
335 B
Matlab
syms W
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for k=1:24;
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E(k)=single(int((sin(0.5*W)/(0.5*W))^2 ,W,0,k*pi)/pi);
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end
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stem(E,'linewidth',2);
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hold on
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EE=0.9900*ones(1,24);
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plot(EE,'r','linewidth',2)
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set(gca,'XTick',0:5:25)
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set(gca,'XTickLabel',{'0','5\pi','10\pi','15\pi','20\pi','25\pi'})
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xlabel('Angular frequency')
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ylabel('Signal Energy')
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axis([0 25 0 1.1])
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