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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /2279/CH3/EX3.14/Ex3_14.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '2279/CH3/EX3.14/Ex3_14.sce')
| -rw-r--r-- | 2279/CH3/EX3.14/Ex3_14.sce | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/2279/CH3/EX3.14/Ex3_14.sce b/2279/CH3/EX3.14/Ex3_14.sce new file mode 100644 index 000000000..94cefa850 --- /dev/null +++ b/2279/CH3/EX3.14/Ex3_14.sce @@ -0,0 +1,48 @@ +//Example 3.14
+clear;
+clc;
+to = 2; //Assume the amount of time shift =2
+T=10;
+t=0:0.1:T;
+for i=1:length(t)
+ if (t(i)>=0 & t(i)<1)
+ x1(i) = t(i);
+ x2(i)=0;
+ elseif (t(i)>=1 & t(i)<2) then
+ x1(i)=1;
+ x2(i)=t(i)-1;
+ elseif (t(i)>=2 & t(i)<3) then
+ x1(i)=2;
+ x2(i)=1;
+ elseif (t(i)>=3 & t(i)<4)
+ x1(i)=0;
+ x2(i)=2;
+ else
+ x1(i)=0;
+ x2(i)=0;
+ end
+y1(i) = 2*(x1(i));
+y2(i)=2*x2(i);
+end
+figure(0);
+subplot(2,1,1);
+plot(t,x1);
+xtitle("x1(t)","t","x1(t)");
+subplot(2,1,2);
+plot(t,y1);
+xtitle("y1(t)=2*x1(t)","t","y1(t)");
+figure(1);
+subplot(2,1,1);
+plot(t,x2);
+xtitle("x2(t)","t","x2(t)");
+subplot(2,1,2);
+plot(t,y2);
+xtitle("y2(t)=2*x2(t)=2*x1(t-1)=y1(t-1)","t","y2(t)");
+//First shift the input signal only
+Input_shift = 2*(x1(T-to));
+Output_shift = y1(T-to);
+if(Input_shift == Output_shift)
+ disp('The given system is a Time In-variant system');
+else
+ disp('The given system is a Time Variant system');
+end
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