Title :
Long-distance and quasi-distributed FBG sensor system using a SOA based ring cavity scheme
Author :
Fu, H.Y. ; Liu, H.L. ; Tam, H.Y. ; Wai, P.K.A. ; Lu, C.
Author_Institution :
Hong Kong Polytech. Univ., Kowloon
Abstract :
A simple long-distance and quasi-distributed FBG sensor system using a pulsed SOA is investigated. In the proposed system, OSNR greater than 20 dB from 6 FBGs quasi- distributed along a 40-km fiber was achieved.
Keywords :
Bragg gratings; fibre optic sensors; optical fibre amplifiers; semiconductor optical amplifiers; wireless sensor networks; FBG sensor system; fiber bragg grating; gain 6 dB; ring cavity scheme; semiconductor optical amplifier; size 20 km; Bragg gratings; Fiber gratings; Optical arrays; Optical fiber sensors; Optical modulation; Optical sensors; Semiconductor optical amplifiers; Sensor arrays; Sensor systems; Stimulated emission;
Conference_Titel :
Optical Fiber Communication and the National Fiber Optic Engineers Conference, 2007. OFC/NFOEC 2007. Conference on
Conference_Location :
Anaheim, CA
Print_ISBN :
1-55752-831-4
DOI :
10.1109/OFC.2007.4348623
