Title :
Coherent detection based ?-OTDR and its application
Author :
Haiwen Cai;Zhengqing Pan; Zhaoyong Wang;Qing Ye;Ronghui Qu;Zujie Fang; Hao Zhao
Author_Institution :
Shanghai Key Laboratory of All Solid-state Laser and Applied Techniques, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, 201800, China
fDate :
6/1/2015 12:00:00 AM
Abstract :
Ultra-narrow linewidth laser, the influence of interference noise and fast pattern recognition algorithm are obstacles in developing coherent detection based Φ-OTDR. This paper presents our recent works on solving these problems and gives some practical engineering applications.
Keywords :
"Optical fiber sensors","Coherence","Pattern recognition","Vehicles","Optical fiber couplers","Vibrations"
Conference_Titel :
Opto-Electronics and Communications Conference (OECC), 2015
Electronic_ISBN :
2166-8892
DOI :
10.1109/OECC.2015.7340221
