Title :
In-service OTDR for passive optical networks
Author :
Takushima, Y. ; Chung, Y.C.
Author_Institution :
Dept. of Electr. Eng., KAIST, Daejeon, South Korea
Abstract :
We propose a novel in-service optical reflectometry based on the correlation detection using a pseudo-noise signal superimposed on the downstream signal. Using the proposed technique, we demonstrate the in-service monitoring of TDM and WDM PONs.
Keywords :
optical fibre networks; optical time-domain reflectometry; wavelength division multiplexing; TDM; WDM; correlation detection; in-service optical time-domain reflectometry; passive optical networks; pseudo-noise signal; time division multiplexing; wavelength division multiplexing; Arrayed waveguide gratings; Monitoring; Optical filters; Optical network units; Optical pulses; Optical scattering; Optical transmitters; Passive optical networks; Reflectometry; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
