Title :
Distributed strain measurement in GI fiber with sub-meter spatial resolution by DP-BOTDR
Author :
Matsuura, Saeko ; Kumoda, Masahiro ; Anzai, Yusuke ; Koyamada, Y.
Author_Institution :
Grad. Sch. of Sci. & Eng., Ibaraki Univ., Hitachi, Japan
fDate :
June 30 2013-July 4 2013
Abstract :
This paper reports experimental results on distributed strain measurement in GI fibers with a sub-meter spatial resolution by using a DP-BOTDR system. A spatial resolution of 40 cm was achieved with a RMS strain error of 7.1 με.
Keywords :
distributed sensors; fibre optic sensors; gradient index optics; measurement errors; optical time-domain reflectometry; strain measurement; DP-BOTDR; GI fiber; RMS strain error; distributed strain measurement; submeter spatial resolution; Frequency measurement; Optical fiber communication; Optical fiber devices; Scattering; Spatial resolution; Strain; Temperature measurement;
Conference_Titel :
OptoElectronics and Communications Conference held jointly with 2013 International Conference on Photonics in Switching (OECC/PS), 2013 18th
Conference_Location :
Kyoto
