m07_impluse.m

MATLAB仿真技术与实例应用教程

%单位脉冲
for t=-5:5;
    y=0;
 if t==n
    y=1;
end
 stem(t,y,'r*')
 axis([-5,5,0,2])
 hold on
 xlabel('n');
 ylabel('x[n]');
end
hold off