Title :
200-subchannel ultra-high-density frequency division multiplexed coherent otdr with nonlinear effect suppression
Author :
Iida, Hiroyuki ; Toge, Kunihiro ; Ito, Fumihiko
Author_Institution :
NTT Access Network Service Syst. Labs., NTT Corp., Tsukuba, Japan
Abstract :
We demonstrate 200-channel high-density frequency division multiplexing coherent OTDR employing apodization and nonlinear suppression schemes. The sensitivity enhancement is 13 dB by comparison with conventional coherent OTDR.
Keywords :
channel spacing; frequency division multiplexing; optical fibre testing; optical time-domain reflectometry; apodization; coherent OTDR; nonlinear effect suppression; nonlinear suppression; sensitivity enhancement; ultrahigh-density frequency division multiplexing; Crosstalk; Frequency modulation; Nonlinear optics; Optical crosstalk; Optical fibers; Optical reflection; Probes;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
