Title :
Over 10,000-km recirculating measurement with frequency-coded coherent OTDR
Author :
Toge, Kunihiro ; Iida, Hiroyuki ; Ito, Fumihiko
Author_Institution :
NTT Access Network Service Syst. Labs., NTT Corp., Tsukuba, Japan
Abstract :
We present the first demonstration of ultra-long distance measurement with frequency-coded coherent OTDR. The theoretically predicted performance was achieved by 40-frequency multiplexing at the far end of 10,400-km of fiber with 130 repeater spans.
Keywords :
multiplexing; optical time-domain reflectometry; distance 10400 km; fiber; frequency-coded coherent OTDR; multiplexing; recirculating measurement; ultra-long distance measurement; Frequency division multiplexing; Frequency measurement; Optical fiber amplifiers; Probes; Reflectometry; Repeaters;
Conference_Titel :
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location :
Melbourne, VIC
