Consider the following sampling and recontruction configuration. x(t) x[n] y(t) sample at T ideal reconstruction The output y(t) of the ideal reconstruction can be found by sending the sampled signal Xp(t)=x(t) p(t) through an ideal lowpass filter: H(jw) | -0.5Ws 0.5Ws 3
Consider the following sampling and recontruction configuration. x(t) x[n] y(t) sample at T ideal reconstruction The output y(t) of the ideal reconstruction can be found by sending the sampled signal Xp(t)=x(t) p(t) through an ideal lowpass filter: H(jw) | -0.5Ws 0.5Ws 3
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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![Consider the following sampling and recontruction configuration.
x(t)
x[n]
v(t)
sample at T
ideal reconstruction
The output y(t) of the ideal reconstruction can be found by sending the sampled signal
Xp(t)=x(t) p(t) through an ideal lowpass filter:
H(jw)
T
-0.5Ws
0.5Ws
Let x(t) = 1+ cos (20rt) + cos (60rt) and T=0.02 s.
a) Draw |Xp(jw)| where xp(t)=x(t) p(t). Determine if aliasing occurs.
b) Determine the expression for y(t).
c) Determine an expression for x[n].](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6548483b-5d45-4d23-88d0-2874454b7744%2F638abe70-2e1f-497a-a8d9-87bcbacbe9f9%2Fwc20wyn_processed.png&w=3840&q=75)
Transcribed Image Text:Consider the following sampling and recontruction configuration.
x(t)
x[n]
v(t)
sample at T
ideal reconstruction
The output y(t) of the ideal reconstruction can be found by sending the sampled signal
Xp(t)=x(t) p(t) through an ideal lowpass filter:
H(jw)
T
-0.5Ws
0.5Ws
Let x(t) = 1+ cos (20rt) + cos (60rt) and T=0.02 s.
a) Draw |Xp(jw)| where xp(t)=x(t) p(t). Determine if aliasing occurs.
b) Determine the expression for y(t).
c) Determine an expression for x[n].
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