egformul.m

数字信号处理—基于计算机的方法教材上的所有例题源程序

n1 = [1:7];
x1 = rand(1,7);
n2 = [5:10];
x2 = rand(1,6);
[x,n]=sigmult(x1,n1,x2,n2);
subplot(311),stem(n1,x1);xlim([1,10]);ylim([0,1.5]);grid on
subplot(312),stem(n2,x2);xlim([1,10]);ylim([0,1.5]);grid on
subplot(313),stem(n,x);xlim([1,10]);ylim([0,1.5]);grid on