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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 /3812/CH5/EX5.6/5_6.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
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initial commit / add all books
Diffstat (limited to '3812/CH5/EX5.6/5_6.sce')
| -rw-r--r-- | 3812/CH5/EX5.6/5_6.sce | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/3812/CH5/EX5.6/5_6.sce b/3812/CH5/EX5.6/5_6.sce new file mode 100644 index 000000000..d2228ab58 --- /dev/null +++ b/3812/CH5/EX5.6/5_6.sce @@ -0,0 +1,34 @@ +//Example 5.6
+// Continuous Time Fourier Transform
+clear;
+clc;
+close;
+A=1;
+Dt=0.005;
+T1=4;
+t=-T1/2:Dt:T1/2;
+for i=1:length(t)
+ xt(i)=A;
+end
+Wmax=2*%pi*1;
+K=4;
+k=0:(K/1000):K;
+W=k*Wmax/K;
+xt=xt';
+XW=xt*exp(-sqrt(-1)*t'*W) * Dt;
+XW_Mag=real(XW);
+W=[-mtlb_fliplr(W), W(2:1001)];
+XW_Mag = [mtlb_fliplr(XW_Mag), XW_Mag(2:1001)];
+subplot(2,1,1);
+a=gca();
+a.data_bounds=[-4,0;4,2];
+a.y_location="origin";
+plot(t,xt);
+xlabel('t in msec.');
+title('Contiuous Time Signal x(t)')
+subplot(2,1,2);
+a=gca();
+a.y_location="origin";
+plot(W,XW_Mag);
+xlabel('Frequency in Radians/Seconds');
+title('Continuous-time Fourier Transform X(jW)')
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