Title :
Distributed birefringence measurement of a 500-m polarization-maintaining fiber with a 20-cm resolution based on Brillouin dynamic grating
Author :
Dong, Yongkang ; Zhang, Hongying ; Lu, Zhiwei ; Chen, Liang ; Bao, Xiaoyi
Author_Institution :
Inst. of Opto-Electron., Harbin Inst. of Technol., Harbin, China
Abstract :
We propose a novel scheme to realize distributed birefringence measurement over a 500-m polarization-maintaining fiber with a 20-cm resolution based on Brillouin dynamic grating, observing three characteristic periods of the birefringence variation.
Keywords :
Brillouin spectra; birefringence; diffraction gratings; optical fibre polarisation; optical fibre testing; Brillouin dynamic grating; birefringence variation; distributed birefringence measurement; polarization maintaining fiber; size 500 m; Frequency measurement; Laser excitation; Length measurement; Optical fiber polarization; Probes; Pulse measurements; Scattering;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
