Title :
An Ultra-Long-Distance FBG Sensor System Based on a Tunable Fiber Ring Laser Configuration
Author :
Rao, Yun-Jiang ; Ran, Zeng-Ling ; Luo, Xiao-Dong
Author_Institution :
Key Lab. of Broadband Opt. Fiber Transm. & Commun. Networks Technol., Univ. of Electron. Sci. & Technol. of China, Chengdu
Abstract :
A novel tunable fiber ring laser configuration with multi-stage hybrid Raman/EDF amplification is first proposed and demonstrated for realizing an ultra-long-distance (~100 km) fiber Bragg grating (FBG) sensing system with a high optical SNR of >50 dB.
Keywords :
Bragg gratings; amplification; fibre optic sensors; optical fibre amplifiers; EDF amplification; FBG sensor system; fiber Bragg grating sensor; multistage hybrid Raman amplification; tunable fiber ring laser configuration; Bragg gratings; Fiber gratings; Fiber lasers; Laser excitation; Optical fiber sensors; Optical sensors; Ring lasers; Sensor systems; Stimulated emission; Tunable circuits and devices;
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.2007.4348621
