Title :
Precise measurement of optical fiber length using a gain-switched distributed feedback laser with delayed optical feedback
Author :
Satoru Matsukura;Amaka Tanaka;Kenji Wada;Tetsuya Matsuyama;Hiromichi Horinaka
Author_Institution :
Dept. of Physics and Electronics, Graduate School of Engineering, Osaka Prefecture University 1-1, Gakuen-Cho, Naka-Ku, Sakai, Osaka 599-8531, Japan
Abstract :
By utilizing the optical feedback induced noise in a gain-switched distributed feedback laser, the optical length of a 1 km optical fiber was measured with an accuracy of 3.7×10-8 without using fast equipment.
Keywords :
"Frequency modulation","Optical fibers","Optical feedback","Optical variables measurement","Optical pulses","Optical reflection"
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2015 11th Conference on
DOI :
10.1109/CLEOPR.2015.7375876
