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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
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+//Example 4.14
+//Convolution sum of x[n] and h[n]
+clc
+clear
+n=0:100;
+n1=0:200;
+a=0.7//assume the constant a=0.7
+for i=1:length(n)
+ x(i)=a^n(i);
+ h(i)=1;
+end
+y=convol(x,h);
+subplot(3,1,1)
+xtitle("input signal x(n)","....................n","x[n]");
+plot(n,x,'.');
+subplot(3,1,2)
+xtitle("system response h(n)","....................n","h[n]");
+plot(n,h,'.');
+subplot(3,1,3)
+xtitle("output signal y(n)",".............................n","y[n]");
+plot(n1,y,'.');