supported by the National 863Program of China(No.2015AA017002);the Research Foundation of Wuhan Science and Technology Bureau(No.2015010303010141);the Open Foundation of State Key Laboratory of Optical Communication Technologies and Networks(W.R.I.);the Accelink Technologies Company Ltd
A dual optical time domain reflectometry (OTDR) system, which employs two different continuous waves at the optical line terminal and a pair of fiber Bragg gratings at the end of each optical network unit, is propos...
supported by the National Natural Science Foundation of China (No. 61405227);the National High Technology Research and Development Program of China (No. 2012AA041203);the Science and Technology Commission of Shanghai Municipality (Nos. 11DZ1140202 and 13XD1425400)
A novel distributed passive vehicle tracking technology is proposed and demonstrated. This technology is based on a phase-sensitive optical time domain reflectometer(Φ-OTDR) that can sense and locate vibrations. Tw...