dsp_lab3
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digital signal processing lab
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![Page 1: dsp_lab3](https://reader035.fdocuments.in/reader035/viewer/2022081908/552b612d5503469c478b4688/html5/thumbnails/1.jpg)
![Page 2: dsp_lab3](https://reader035.fdocuments.in/reader035/viewer/2022081908/552b612d5503469c478b4688/html5/thumbnails/2.jpg)
![Page 3: dsp_lab3](https://reader035.fdocuments.in/reader035/viewer/2022081908/552b612d5503469c478b4688/html5/thumbnails/3.jpg)
clc;clear all;close all; a=[1,0];b=[1,-0.8];
% finding transfer functionzplane(a,b);title('Plot of H(z)');xlabel('Re(h)');ylabel('Im(h)'); % phase and magnitudefigure;subplot(2,1,1);z=1;for w = 0:0.1:2*pi; h(z)=1/(1-0.8*exp(-j*w)); z=z+1;end;w=0:0.1:2*pi;plot(w,abs(h));title('magnitude');xlabel('w');ylabel('abs(h)');
![Page 4: dsp_lab3](https://reader035.fdocuments.in/reader035/viewer/2022081908/552b612d5503469c478b4688/html5/thumbnails/4.jpg)
subplot(2,1,2);plot(w,angle(h));xlabel('w');ylabel('phase(h)');title('Phase');