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Matlab code snippets demonstrating various calculations using the z-transform, including the inverse z-transform, convolution, and zero-pole analysis. Each calculation is presented as a separate problem, with the code and expected results.
Typology: Exercises
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z transform
clc clear all close all
syms n z x=(1/4)^n; y=ztrans(x) w=iztrans(y)
2nd q clc clear all close all
syms n z x=2(2)^n+4(1/2)^n; y=ztrans(x)
q1: inverse clc clear all close all
syms n z x=1/(1-z^-1)*(1-z^-1)^2;
iztrans(x)
q2: inverse clc clear all close all
syms n z x=6-9z^-1/1-25z^-1+z^-2; iztrans(x)
q convole z tras
clc clear all close all
syms n z x=4*(1/2)^n; h=(1/4)^n;
w=ztrans(x) u=ztrans(h)
c=w*u; k=iztrans(c)
zero and pole:
clc clear all close all num=[1 -1.6180 1]; d=[1 -1.5161 0.878]; roots(num); roots(d); zplane(num,d);
