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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/CH5/EX5.20 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '2279/CH5/EX5.20')
| -rw-r--r-- | 2279/CH5/EX5.20/Ex5_20.sce | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/2279/CH5/EX5.20/Ex5_20.sce b/2279/CH5/EX5.20/Ex5_20.sce new file mode 100644 index 000000000..fc26d738c --- /dev/null +++ b/2279/CH5/EX5.20/Ex5_20.sce @@ -0,0 +1,28 @@ +// Inverse Continuous Time Fourier Transform
+// X(jW)= 2*pi, at W=0
+clear;
+clc;
+close;
+// CTFT
+A =1;
+Dw = 0.005;
+W1 = 4;
+w = -W1/2:Dw:W1/2;
+for i = 1:length(w)
+ if w(i)==0 then
+ XW(i) = 2*%pi;
+else
+ XW(i)=0;
+end
+end
+XW = XW';
+subplot(2,1,1)
+plot(w,XW)
+//Inverse Continuous-time Fourier Transform
+t = -3*%pi:%pi/length(w):3*%pi;
+xt =(1/(2*%pi))*XW *exp(sqrt(-1)*w'*t)*Dw;
+xt = real(1+xt);
+subplot(2,1,2)
+plot(t,xt);
+xlabel(' t Sec');
+title('Time domain signal x(t)')
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