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Optical Fiber Telecommunications VB, 5th Edition
book

Optical Fiber Telecommunications VB, 5th Edition

by Ivan Kaminow, Tingye Li, Alan E. Willner
July 2010
Intermediate to advanced content levelIntermediate to advanced
928 pages
33h 42m
English
Academic Press
Content preview from Optical Fiber Telecommunications VB, 5th Edition
components with a polarization beam splitter (PBS). Let the x- and y-polarization
components after PBS be written as
E
sx
E
sy

=
ffiffiffiffi
p
A
s
e
j
ffiffiffiffiffiffiffiffiffiffiffiffi
1
p
A
s
"#
expðj!
s
tÞ; (3.21)
where is the power ratio of the two polarization components and is the phase
difference between them. These parameters are dependent of the birefringence of
the transmission fiber and time varying. In contrast, the x- and y-polarization
components equally separated from the linearly polarized LO are written as
E
LO;x
E
LO;y

=
1
ffiffiffi
2
p
A
LO
A
LO

expðj !
LO
tÞ: (3.22)
The 90 optical hybrids in Figure 3.3 generate electric fields E
1,...,8
at the double-
balanced photodiodes PD1–PD4:
E
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Publisher Resources

ISBN: 9780123741721