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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/EX7.1/eg_7_1.sce | |
| 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/EX7.1/eg_7_1.sce')
| -rw-r--r-- | 2279/CH7/EX7.1/eg_7_1.sce | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/2279/CH7/EX7.1/eg_7_1.sce b/2279/CH7/EX7.1/eg_7_1.sce new file mode 100644 index 000000000..eb966be47 --- /dev/null +++ b/2279/CH7/EX7.1/eg_7_1.sce @@ -0,0 +1,23 @@ +//DTFS of x[n] =sin(Won)
+clear;
+close;
+clc;
+n = 0:0.01:5;
+N = 6;
+Wo = 2*%pi/N;
+xn = sin(Wo*n);
+for k =0:N-2
+ C(k+1,:) = exp(-sqrt(-1)*Wo*n.*k);
+ a(k+1) = xn*C(k+1,:)'/length(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 = -(N-2):(N-2);
+plot2d3('gnn',k,-imag(ak),5)
+plot2d3('gnn',N+k,-imag(ak),5)
+plot2d3('gnn',-(N+k),-imag(ak($:-1:1)),5)
+xtitle('ak','k','ak')
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