October 2007
Intermediate to advanced
368 pages
10h 55m
English
Content preview from Passive Optical Networks
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with the existing twisted copper pair infrastructure, one can already achieve tens
of megabit per second data rate. Therefore, in order for PON, or FTTx system to
make economic sense and future-proof the investment, it has to offer unparal-
leled capabilities that traditional copper plant cannot provide, i.e. gigabit
per second data rate at kilometer distances. For this reason, high-speed optical
access networks use SMF as opposed to MMF. In this book, we mainly deal with
SMF.
2.3.2 Chromatic Dispersion
Modal dispersion is not an issue in SMF. However, chromatic dispersion
exists in SMF. It is caused by the different propagation speeds of light
signals ...
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