p1_1.m

Digital Signal Processing-A Computer-Based Approach(Second Edition)Sanjit K.Mitra实验指导书练习题matlab程序

% Program P1_1.m
% Generation of a Delayed Unit Sample Sequence 
clear all;
clf;
% Generate a vector from -10 to 20
n = -10:20;
% Generate the delayed unit sample sequence
ud = [zeros(1,21) 1 zeros(1,9)];
% Plot the delayed unit sample sequence
stem(n,ud);
xlabel('Time index n');ylabel('Amplitude');
title('Delayed Unit Sample Sequence');
axis([-10 20 0 1.2]);