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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
Table 12.2 shows a comparison table of possible space switch and MWS-based
architectures, and associate trade-offs.
Recently, the optoelectronics industry has evolved a new direction toward
higher levels of functional integration, which has the potential to reduce the cost
Table 12.2
Comparison of three optical ROADM architectures.
Parameter Space switched
MWS þ MWS
DEMUX
MWS þ fixed
DEMUX
Cost Independent of #
A/D channel
Same up to 8 ch,
5 at 40 ch
Same up to 8 ch,
2 at 40 ch
Optical channel
monitor
Built-in Usually external Usually external
Channel power
equalization
Yes Yes Yes
Multidegree Highly
integration
dependent.
Difficult in-
service growth
Up to Degree ...
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Publisher Resources

ISBN: 9780123741721