examp08.m

ADSP TOOLBOX: Version 2.0 and gui m-files

clc,echo on 
%EXAMPLE 08
n=-10:10;                                   % DT integer index (-10 to 10)
xa=(n==3);stem(n,xa),pause(2)               % d[n-3] or 
xa=udelta(n-3);dtplot(n,xa,'o'),pause(2) 
xb=(n>=3);stem(n,xb),pause(2)               % Step u[n-3] or 
xb=ustep(n-3);dtplot(n,xb,'*'),pause(2) 
xc=(n-3).*(n>=3); stem(n,xc),pause(2)       % Ramp r[n-3] or
xc=uramp(n-3);dtplot(n,xc),pause(2)
xd=sinc(n/4);dtplot(n,xd),pause(2)          % The sinc
xe=4*(0.8 .^ n).*cos(0.2*n*pi).*(n>=0);     % Damped cosine.
dtplot(n,xe)
echo off %end of example