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Intrinsic loss of few-mode fibers
Author(s) -
Yaping Liu,
Zhiqun Yang,
Jian Zhao,
Lin Zhang,
Zhihong Li,
Guifang Li
Publication year - 2018
Publication title -
optics express
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.26.002107
Subject(s) - optics , materials science , transmission (telecommunications) , mode (computer interface) , transmission loss , optical fiber , single mode optical fiber , equilibrium mode distribution , refractive index , core (optical fiber) , mode volume , multiplexing , optoelectronics , electronic engineering , radiation mode , multi mode optical fiber , physics , telecommunications , plastic optical fiber , computer science , engineering , operating system
We summarize theoretical formulae for determining the intrinsic loss of few-mode fibers and compare intrinsic losses among step-index and parabolic graded-index few-mode fibers (FMF) with different dopants, and with single-mode fibers (SMF). The low-loss characteristics of pure-silica-core FMFs, in comparison with SMFs, give rise to additional motivations for pursuing mode-division multiplexed transmission over parallel-SMF transmission, and quasi-single-mode (QSM) transmission over ultra-large-area SMF transmission.

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