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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /692/CH3/EX3.13 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '692/CH3/EX3.13')
| -rwxr-xr-x | 692/CH3/EX3.13/P3_13.sce | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/692/CH3/EX3.13/P3_13.sce b/692/CH3/EX3.13/P3_13.sce new file mode 100755 index 000000000..4b3b29de3 --- /dev/null +++ b/692/CH3/EX3.13/P3_13.sce @@ -0,0 +1,33 @@ +//EXAMPLE 3.13 + +clc; +clear; +a=0.5; +n=0:9; +for i = 0:9 + x(i+1) = a^i; +end +//The DTFT of the sequence +K = 4; +k = 0:4/1000:4; +W = k*6*%pi/K; +X1 = (x')*exp(%i*n'*W); +X = %i*diff(X1); +X = [X,0] + X1; + +X_mag = abs(X); +[X_phase,db] = phasemag(X); + +clf(); +a=gca(); +figure(0); +plot2d3(mtlb_fliplr(W),X_mag); +xtitle('Magnitude response','W','X_mag'); +figure(1); +plot2d3(mtlb_fliplr(W),X_phase); +xtitle('Phase response','W','X_phase'); + + + + + |