Title :
Interrogation of fiber Bragg grating sensor for long distance measurement using Raman-based Fourier domain mode-locked fiber laser with recycled residual Raman pump
Author :
Kim, Sunduck ; Kwon, Oh-Jang ; Han, Young-Geun
Author_Institution :
Dept. of Phys., Hangyang Univ., Seoul, South Korea
Abstract :
We propose a fiber Bragg grating sensor interrogation system using a Raman-based Fourier domain mode locking fiber laser. To improve transmission efficiency of the signal over 20 km, the residual pump powers are recycled.
Keywords :
Bragg gratings; Raman lasers; distance measurement; fibre lasers; fibre optic sensors; laser mode locking; optical fibre testing; optical pumping; Raman-based Fourier domain mode-locked fiber laser; distance 20 km; fiber Bragg grating sensor interrogation system; long distance measurement; recycled residual Raman pump; transmission efficiency; Fiber gratings; Fiber lasers; Optical fiber dispersion; Optical fiber sensors; Pump lasers; Strain;
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2012 17th
Conference_Location :
Busan
Print_ISBN :
978-1-4673-0976-9
Electronic_ISBN :
2166-8884
DOI :
10.1109/OECC.2012.6276096