examp23.m

来自「ADSP TOOLBOX: Version 2.0 and gui m-file」· M 代码 · 共 14 行

clc,echo on 
%EXAMPLE 23 
x=[2 -1 3];h=[1 2 2 3];               % Signals x[n] and h[n] 
y=conv(x,h)                           % Display convolution y[n] 
nx=-1:1;nh=-2:1;                      % Indices of x[n] and y[n] 
ns=nx(1)+nh(1);                       % Starting index of y[n] 
ne=nx(length(nx))+nh(length(nh));     % Ending index of y[n] 
ny=ns:ne;                             % Indices of y[n]  
dtplot(nx,x,'o'),pause%(2)             % Plot signal x
dtplot(nh,h,'o'),pause%(2)             % Plot signal h 
dtplot(ny,y,'o')                      % Plot signal y  
echo off %end of example