m0703.m

MATLAB仿真技术与实例应用教程

t=-5:0.001:5;
x1=sinc(t);    %生成一个正弦波
x2=sawtooth(10*t,0.5);
y1=x1+x2;
y2=x1.*x2;
y3=fliplr(t);
y4=sum(x2);
subplot(2,2,1)
plot(t,y1);title('信号和')
subplot(2,2,2)
plot(t,y2);title('信号积')
subplot(2,2,3)
plot(t,y3);title('翻褶')
subplot(2,2,4)
plot(y4,'r*');title('抽样和')