Few-mode fiber, splice and SDM component characterization by spatially-diverse optical vector network analysis
Author(s) -
Simon Rommel,
José Manuel Delgado Mendinueta,
Werner Klaus,
Jun Sakaguchi,
Juan José Vegas Olmos,
Yoshinari Awaji,
Idelfonso Tafur Monroy,
Naoya Wada
Publication year - 2017
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.25.022347
Subject(s) - multiplexer , optical fiber , optics , wavelength division multiplexing , multi mode optical fiber , single mode optical fiber , multiplexing , photonic crystal fiber , electronic engineering , materials science , computer science , telecommunications , physics , engineering , wavelength
This paper discusses spatially diverse optical vector network analysis for space division multiplexing (SDM) component and system characterization, which is becoming essential as SDM is widely considered to increase the capacity of optical communication systems. Characterization of a 108-channel photonic lantern spatial multiplexer, coupled to a 36-core 3-mode fiber, is experimentally demonstrated, extracting the full impulse response and complex transfer function matrices as well as insertion loss (IL) and mode-dependent loss (MDL) data. Moreover, the mode-mixing behavior of fiber splices in the few-mode multi-core fiber and their impact on system IL and MDL are analyzed, finding splices to cause significant mode-mixing and to be non-negligible in system capacity analysis.
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