640 Gbit/s and 128 Tbit/s polarisation insensitive all optical wavelength conversion
Author(s) -
Hao Hu,
E. Palushani,
Michael Galili,
Hans Christian Hansen Mulvad,
A.T. Clausen,
Leif Katsuo Oxenløwe,
P. Jeppesen
Publication year - 2010
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.18.009961
Subject(s) - optics , terabit , wavelength , multiplexing , wavelength division multiplexing , gigabit , physics , signal (programming language) , keying , four wave mixing , materials science , nonlinear optics , telecommunications , laser , computer science , programming language
We report the first demonstration of polarisation insensitive all-optical wavelength conversion (AOWC) for single wavelength channel 640 Gbit/s return-to-zero differential-phase-shift-keying (RZ-DPSK) signal and 1.28 Tbit/s polarisation multiplexed (Pol-Mux) RZ-DPSK signals using a 100-m polarisation-maintaining highly nonlinear fiber (PM-HNLF) in a polarisation diversity loop configuration. The AOWC is based on four-wave mixing in PM-HNLF. Error free performance is achieved for the wavelength converted signals. Less than 0.5 dB polarisation sensitivity is obtained.
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