diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2294/CH3/EX3.23/EX3_23.sce | |
| 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 '2294/CH3/EX3.23/EX3_23.sce')
| -rwxr-xr-x | 2294/CH3/EX3.23/EX3_23.sce | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/2294/CH3/EX3.23/EX3_23.sce b/2294/CH3/EX3.23/EX3_23.sce new file mode 100755 index 000000000..f6de6134e --- /dev/null +++ b/2294/CH3/EX3.23/EX3_23.sce @@ -0,0 +1,107 @@ +//example 3.23<i>
+//Find the convolution sum
+clear ;
+ close ;
+ clc ;
+ t= -5:1/100:5;
+ for i =1: length (t)
+ if t(i) <0 then
+ h(i)=0;
+ x(i)=0;
+ else
+ h(i)=2^t(i);
+ x(i)=1;
+ end
+ end
+ y = convol (x,h) ;
+ //figure
+ f=scf(0);
+ plot2d (t,h)
+ xtitle ( ' Input Re spons e ' , ' t ' , ' h ( t ) ' );
+ xs2jpg(0, 'problem32-plot-a.jpg');
+ //figure
+ f=scf(1);
+ plot2d (t,x)
+ xtitle ( ' Input Re spons e ' , ' t' , ' x ( t ) ' );
+ xs2jpg(1, 'problem32-plot-b.jpg');
+ //figure
+ f=scf(2);
+ a= gca ();
+ t1 = -10:1/100:10;
+ plot2d (t1 ,y)
+ xtitle ( ' Output Re spons e ' , ' t ' , ' y ( t) ' );
+ xs2jpg(2, 'problem32-plot-c.jpg');
+ //example 3.23<ii>
+//Find the response using convolution sum
+clear ;
+clc;
+ close ;
+ t = -5:1/100:5;
+ for i =1: length (t)
+ if t(i) <0 then
+ h(i)=0;
+ x(i)=0;
+ elseif t(i)<3 then
+ h(i)=0;
+ x(i)=1;
+ else h(i)=1;x(i)=1;
+ end
+ end
+ y = convol (x,h) ;
+ //figure
+ f=scf(0);
+ plot2d (t,h)
+ xtitle ( ' Input Re spons e ' , ' t ' , ' h ( t ) ' );
+ xs2jpg(0, 'problem33-plot-a.jpg');
+ //figure
+f=scf(1);
+ plot2d (t,x)
+ xtitle ( ' Input Re spons e ' , ' t ' , ' x ( t ) ' );
+ xs2jpg(1, 'problem33-plot-b.jpg');
+ //figure
+ f=scf(2);
+ a= gca ();
+ t1 = -10:1/100:10;
+ plot2d (t1 ,y)
+ xtitle ( ' Output Re spons e ' , ' t ' , ' y ( t ) ' );
+ xs2jpg(2, 'problem33-plot-c.jpg');
+//example 3.23<iii>
+//Find the response using convolution sum
+clear ;
+ close ;
+ clc ;
+ t = -5:1/100:5;
+ for i =1: length (t)
+ if t(i) <0 then
+ h(i)=0;
+ x(i)=0;
+ elseif t(i)<1 then
+ h(i)=0;
+ x(i)=1;
+elseif t(i)<=4 then h(i)=1;x(i)=1;
+elseif t(i)<=7 then
+ h(i)=0;
+ x(i)=1;
+ end
+ end
+ y = convol (x,h) ;
+ //figure
+ f=scf(0);
+ plot2d (t,h)
+ xtitle ( ' Input Re spons e ' , ' t ' , ' h ( t ) ' );
+ xs2jpg(0, 'problem34-plot-a.jpg');
+// figure
+ f=scf(1);
+ plot2d (t,x)
+ xtitle ( ' Input Re spons e ' , ' t ' , ' x ( t ) ' );
+ xs2jpg(1, 'problem34-plot-b.jpg');
+ //figure
+ f=scf(2);
+ t1 = -10:1/100:10;
+ plot2d (t1 ,y)
+ xtitle ( ' Output Re spons e ' , ' t ' , ' y ( t ) ' );
+ xs2jpg(2, 'problem34-plot-c.jpg');
+
+
+
+
|