gusucode.com > MATLAB仿真技术与应用__的配套例题和习题的matlab源代码 > 第四章/example1.m
%MATLAB program4-1 %Solve Convolution problem x=[1 4 3 5 1 2 3 5]; %输入两个序列 nx = -4:3; h=[4 2 4 0 4 2]; nh=-3:2; y =conv(x,h); %求卷积 ny1=nx(1)+nh(1); ny2=nx(length(nx))+nh(length(nh)); ny=[ny1:ny2]; subplot(3,1,1); stem(nx,x); title('输入'); subplot(3,1,2); stem(nh,h); title('冲激响应'); subplot(3,1,3); stem(ny,y); title('输出');