Impulse and step response
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y(n)=(x(n)-3*x(n-1)+4*x(n-2)-2*x(n-3))/2 how do i find the impulse and step response of this system ? in matlab
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Wayne King
2013-12-3
编辑：Wayne King
2013-12-3
B = [1/2 -3/2 2 -1];
[h,t] = impz(B,1);
[u,t] = stepz(B,1);
This is an FIR filter so the impulse response is just the filter coefficients.
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2013-12-3
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