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| + | == Part 1 == | ||
| + | |||
<pre> | <pre> | ||
| − | % Periodic Signal with frequency | + | % Periodic Signal with frequency 2*pi Hz. |
t=[0:0.001:40]; | t=[0:0.001:40]; | ||
y=sin(t); | y=sin(t); | ||
| Line 13: | Line 15: | ||
[[ image:parta.jpg _ECE301Fall2008mboutin]] | [[ image:parta.jpg _ECE301Fall2008mboutin]] | ||
| + | |||
| + | == Part 2 == | ||
| + | <pre> | ||
| + | t=[0:0.1:35]; | ||
| + | y=cos(t)+cos(pi*t); | ||
| + | y4=y; | ||
| + | for k=0:10:20000 | ||
| + | y2=cos(t-k)+cos(pi*(t-k)); | ||
| + | y4=y4+y2; | ||
| + | end | ||
| + | plot(t,y); % non-periodic Signal | ||
| + | figure | ||
| + | plot(t,y4); % almost preiodic signal | ||
| + | </pre> | ||
| + | |||
| + | [[ image:parta2.jpg _ECE301Fall2008mboutin]] | ||
Latest revision as of 16:07, 9 September 2008
Part 1
% Periodic Signal with frequency 2*pi Hz. t=[0:0.001:40]; y=sin(t); plot(t,y); % Sampling Frequency 0.25 Hz t=[0:4:40]; y2 = sin(t); figure plot(t,y2);
File:Parta.jpg ECE301Fall2008mboutin
Part 2
t=[0:0.1:35];
y=cos(t)+cos(pi*t);
y4=y;
for k=0:10:20000
y2=cos(t-k)+cos(pi*(t-k));
y4=y4+y2;
end
plot(t,y); % non-periodic Signal
figure
plot(t,y4); % almost preiodic signal
