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Optical Fiber Communication Systems with MATLAB® and Simulink® Models, 2nd Edition
book

Optical Fiber Communication Systems with MATLAB® and Simulink® Models, 2nd Edition

by Le Nguyen Binh
December 2014
Intermediate to advanced content levelIntermediate to advanced
899 pages
32h 28m
English
CRC Press
Content preview from Optical Fiber Communication Systems with MATLAB® and Simulink® Models, 2nd Edition
241Advanced Modulation Format Optical Transmitters
An MSK signal consists of both I and Q components, which can be written as
s t
E
T
t f t
E
T
t f t
b
b
c
b
b
c
( )
=
( )
( )
2
2
2
2cos cos sin sinθ π θ π

(6.12)
The in-phase component consists of half-cycle cosine pulse dened by
s t
E
T
t
T
T t T
I
b
b b
b b
( )
= ±
2
2
cos ,
π
(6.13)
while the quadrature component would take the form
s t
E
T
t
T
t T
Q
b
b b
b
( )
= ±
2
2
0 2sin , .
π
(6.14)
Between even-bit intervals, the I component consists of the positive cosine waveform
for phase of 0, and the negative cosine waveform for phase of π; between odd-bit inter-
vals, the Q component consists of positiv ...
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Publisher Resources

ISBN: 9781482217513