Title :
A fiber Bragg grating sensor demodulation technique using a polarization maintaining fiber loop mirror
Author :
Seunghwan Chung ; Jungho Kim ; Bong-Ahn Yu ; Byoungho Lee
Author_Institution :
Sch. of Electr. Eng., Seoul Nat. Univ., South Korea
Abstract :
A simple, passive, and self-referencing wavelength shift detection scheme, for use with fiber Bragg grating sensing systems, is described. The system is based on the use of a polarization maintaining fiber loop mirror.
Keywords :
Bragg gratings; demodulation; fibre optic sensors; mirrors; optical fibre filters; optical fibre polarisation; strain sensors; counterpropagating beams; demodulation technique; fiber Bragg grating sensor; minimum detectable static strain; passive scheme; phase difference; polarization maintaining fiber loop mirror; reflection spectra; self-referencing wavelength shift detection; transmission spectra; Bragg gratings; Capacitive sensors; Demodulation; Fiber gratings; Mirrors; Optical coupling; Optical fiber polarization; Optical fiber sensors; Optical reflection; Sensor systems;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.967944
