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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/CH7/EX7.5 | |
| 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/CH7/EX7.5')
| -rw-r--r-- | 2279/CH7/EX7.5/Ex7_5.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/2279/CH7/EX7.5/Ex7_5.sce b/2279/CH7/EX7.5/Ex7_5.sce new file mode 100644 index 000000000..a1251bdb9 --- /dev/null +++ b/2279/CH7/EX7.5/Ex7_5.sce @@ -0,0 +1,23 @@ +//DTFS coefficients of periodic square wave
+clear;
+close;
+clc;
+N = 10;
+N1 = 2;
+Wo = 2*%pi/N;
+xn = ones(1,length(N));
+n = -(2*N1+1):(2*N1+1);
+a(1) = (2*N1+1)/N;
+for k =1:2*N1
+ a(k+1) = sin((2*%pi*k*(N1+0.5))/N)/sin(%pi*k/N);
+ a(k+1) = a(k+1)/N;
+ if(abs(a(k+1))<=0.1)
+ a(k+1) =0;
+ end
+end
+a =a';
+a_conj =conj(a);
+ak = [a_conj($:-1:1),a(2:$)];
+k = -2*N1:2*N1;
+plot2d3('gnn',k,abs(ak))
+xtitle('Magnitude spectrum','k','|ak|')
|