(a) Show that the following scheme works for converting signals from passband to complex baseband: LPF s1(t) š(t)– V2 cos 27 fet LPF sQ(t) -V2 sin 27 fet (b) Find the complex baseband representation of the real-valued passband signal: 5(t) = g(t) cos(27 fet + ) + f(t) sin(2# fet + ) where g(t) and f(t) are real-valued signals with bandwidth W that is much smaller than fe
(a) Show that the following scheme works for converting signals from passband to complex baseband: LPF s1(t) š(t)– V2 cos 27 fet LPF sQ(t) -V2 sin 27 fet (b) Find the complex baseband representation of the real-valued passband signal: 5(t) = g(t) cos(27 fet + ) + f(t) sin(2# fet + ) where g(t) and f(t) are real-valued signals with bandwidth W that is much smaller than fe
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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![Problem 1)
(a) Show that the following scheme works for converting signals from passband to complex baseband:
LPF
s1(t)
š(t)–
V2 cos 27 fet
LPF
sQ(t)
-V2 sin 27 fet
(b) Find the complex baseband representation of the real-valued passband signal:
5(t) = g(t) cos(27 fct + ) + f(t) sin(27 fet + )
where g(t) and f(t) are real-valued signals with bandwidth W that is much smaller than fe.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F0151d19c-5a86-4c5a-b2cf-662bddc7942e%2F4713c24d-8a15-47c0-aae6-41f3fb2d7ec8%2Fmov797i_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Problem 1)
(a) Show that the following scheme works for converting signals from passband to complex baseband:
LPF
s1(t)
š(t)–
V2 cos 27 fet
LPF
sQ(t)
-V2 sin 27 fet
(b) Find the complex baseband representation of the real-valued passband signal:
5(t) = g(t) cos(27 fct + ) + f(t) sin(27 fet + )
where g(t) and f(t) are real-valued signals with bandwidth W that is much smaller than fe.
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