ex_7.m

信号与系统分析以matlab实现

%例7
clear all;
a=[1 5 6];
b=[3 0 2];
figure(1)
subplot(2,2,1),impulse(b,a)
subplot(2,2,2),impulse(b,a,5)
subplot(2,2,3),impulse(b,a,1:0.1:2)
y=impulse(b,a,1:0.1:3);
subplot(2,2,4),plot(1:0.1:3,y)
figure(2)
subplot(2,2,1),step(b,a)
subplot(2,2,2),step(b,a,5)
subplot(2,2,3),step(b,a,1:0.1:2)
y=step(b,a,1:0.1:3);
subplot(2,2,4),plot(1:0.1:3,y)