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== PERIODIC AND NON-PERIODIC DT SIGNALS FROM A CT SIGNAL == | == PERIODIC AND NON-PERIODIC DT SIGNALS FROM A CT SIGNAL == | ||
| + | |||
| + | <pre> | ||
| + | %ECE 301 | ||
| + | %Daniel Barjum | ||
| + | %HW 2A | ||
| + | |||
| + | clear | ||
| + | clc | ||
| + | |||
| + | %periodic CT signal | ||
| + | |||
| + | f = 1; | ||
| + | t = 0:0.001:10; | ||
| + | x = real(exp(j*2*pi*f*t)); | ||
| + | subplot(3,1,1); | ||
| + | plot(t,x) | ||
| + | title('e^{(j*2\pi*f*)t} periodic CT signal'); | ||
| + | |||
| + | %periodic DT signal | ||
| + | |||
| + | f = 1/(2*pi); | ||
| + | n = 0:1:10; | ||
| + | x = real(exp(j*2*pi*f*n)); | ||
| + | subplot(3,1,2); | ||
| + | stem(n,x) | ||
| + | title('e^{(j*2\pi*f*)t} periodic DT signal'); | ||
| + | |||
| + | %non - periodic DT signal | ||
| + | |||
| + | f = pi - 3; | ||
| + | n = 0:1:10; | ||
| + | x = real(exp(j*2*pi*f*n)); | ||
| + | subplot(3,1,3); | ||
| + | stem(n,x) | ||
| + | title('e^{(j*2\pi*f*)t} non-periodic DT signal'); | ||
| + | <\pre> | ||
| + | |||
| + | [[HW_2B PLOTS_ECE301Fall2008mboutin]] | ||
Revision as of 16:43, 12 September 2008
PERIODIC AND NON-PERIODIC DT SIGNALS FROM A CT SIGNAL
%ECE 301
%Daniel Barjum
%HW 2A
clear
clc
%periodic CT signal
f = 1;
t = 0:0.001:10;
x = real(exp(j*2*pi*f*t));
subplot(3,1,1);
plot(t,x)
title('e^{(j*2\pi*f*)t} periodic CT signal');
%periodic DT signal
f = 1/(2*pi);
n = 0:1:10;
x = real(exp(j*2*pi*f*n));
subplot(3,1,2);
stem(n,x)
title('e^{(j*2\pi*f*)t} periodic DT signal');
%non - periodic DT signal
f = pi - 3;
n = 0:1:10;
x = real(exp(j*2*pi*f*n));
subplot(3,1,3);
stem(n,x)
title('e^{(j*2\pi*f*)t} non-periodic DT signal');
<\pre>
[[HW_2B PLOTS_ECE301Fall2008mboutin]]
