time_fun_e.m

我做了很久的

function x=time_fun_e
T=5;t=-2*T:0.01:2*T;tao=T/5;
x=rectpuls(t,1)
subplot(2,2,2)
plot(t,x)
hold on
x=rectpuls(t-5,1)
plot(t,x)
hold on
x=rectpuls(t+5,1)
plot(t,x)
title('T=5 脉宽tao=1的周期矩形脉冲')
axis([-10,10,0,1.2])