From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 716/CH2/EX2.4/MatLab_Prog_Ex2_4.sce | 50 +++++++++++++++++++++++++++++++++++++ 1 file changed, 50 insertions(+) create mode 100755 716/CH2/EX2.4/MatLab_Prog_Ex2_4.sce (limited to '716/CH2/EX2.4') diff --git a/716/CH2/EX2.4/MatLab_Prog_Ex2_4.sce b/716/CH2/EX2.4/MatLab_Prog_Ex2_4.sce new file mode 100755 index 000000000..c250770d7 --- /dev/null +++ b/716/CH2/EX2.4/MatLab_Prog_Ex2_4.sce @@ -0,0 +1,50 @@ +//Perform Amplitude Scaling,Time Scaling and Time Shift on x(t)=1+t for t=0 to 2 +clc; +clear; +clf; +t=-5:0.01:5; +x=(1+t).*(t>=0&t<=2) + +//Amplitude Scaling +xset('window',0); +subplot(131) +plot(t,x); +xtitle('the original signal x(t)=1+t for 0<=t<=2','time t','signal x(t)'); + +subplot(132) +plot(t,5*x); +xtitle('amplitude scaling of x(t)=t','time t','signal 5*x(t)'); + +subplot(133) +plot(t,0.5*x); +xtitle('amplitude scaling of x(t)=t','time t','signal 0.5*x(t)'); + +//Time Scaling +xset('window',1); +subplot(131) +plot(t,x); +xtitle('the original signal x(t)=1+t for 0<=t<=2','time t','signal x(t)'); + +subplot(132) +plot(t*2,x); +xtitle('Time Scaling of x(t)','time 2*t','signal x(2t)'); + +subplot(133) +plot(t/2,x); +xtitle('Time Scaling of x(t)','time t/2','signal x(t/2)'); + +//Time Shifting +xset('window',2) +subplot(131) +plot(t,x); +xtitle('the original signal x(t)=1+t for 0<=t<=2','time t','signal x(t)'); + +subplot(132) +t=t+3; +plot(t,x); +xtitle('Time Shifting of x(t)','time t','signal x(t-3)'); + +subplot(133) +t=t-6; +plot(t,x); +xtitle('Time Shifting of x(t)','time t+3','signal x(t+3)'); \ No newline at end of file -- cgit