340 nm Bandwidth Automatic Dynamic Optical Equalizer for CWDM Networks
Author(s) -
Samuel Dupont,
JeanClaude Kastelik,
Joseph Gazalet
Publication year - 2013
Publication title -
advances in optical technologies
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.124
H-Index - 25
eISSN - 1687-6407
pISSN - 1687-6393
DOI - 10.1155/2013/420140
Subject(s) - equalizer , wavelength division multiplexing , bandwidth (computing) , computer science , equalization (audio) , multiplexing , electronic engineering , optics , telecommunications , wavelength , physics , engineering , decoding methods , channel (broadcasting)
This paper presents an automatic optical equalizer based on a pair of in-house developed high efficiency, acousto-optic variable optical attenuators (AO-VOAs). The system is polarization insensitive and presents a wide bandwidth compatible with coarse wavelength division multiplexing (CWDM) requirements: 340 nm. The system operation is automatic and bidirectional and equalization is obtained in one single iteration of algorithm loop.
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