Title :
Novel 3R regenerator based on polarization switching in a semiconductor optical amplifier-assisted fiber Sagnac interferometer
Author :
Gavioli, Giancarlo ; Bayvel, Polina
Author_Institution :
Opt. Networks Group, Univ. Coll. London, UK
Abstract :
A novel 3R regeneration scheme based on polarization switching in a semiconductor optical amplifier-assisted fiber Sagnac interferometer is presented and experimentally demonstrated at 10 Gb/s. The scheme operates error-free retaining the input wavelength or as regenerative wavelength converter, and requires extremely low switching power of 2 dBm to operate. Investigation of the retiming ability of the regenerator is also reported to demonstrate full optical retiming from a signal with up to 21-ps timing jitter achieved with a penalty of 1 dB.
Keywords :
Sagnac interferometers; fibre optic sensors; optical repeaters; optical wavelength conversion; semiconductor optical amplifiers; timing jitter; wavelength division multiplexing; 10 Gbit/s; 21 ps; 3R optical regenerators; 3R regenerator; error-free; extremely low switching power; full optical retiming; input wavelength; polarization switching; regenerative wavelength converter; retiming ability; semiconductor optical amplifier-assisted fiber Sagnac interferometer; timing jitter; Optical fiber amplifiers; Optical fiber polarization; Optical interferometry; Optical wavelength conversion; Power semiconductor switches; Repeaters; Sagnac interferometers; Semiconductor optical amplifiers; Stimulated emission; Ultraviolet sources;
Journal_Title :
Photonics Technology Letters, IEEE
DOI :
10.1109/LPT.2003.816700