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Proceedings Paper

Ultra high dynamic range coherent optical time domain reflectometry employing frequency division multiplexing
Author(s): Hiroyuki Iida; Yusuke Koshikiya; Fumihiko Ito; Kuniaki Tanaka
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Paper Abstract

We present coherent OTDR employing frequency division multiplexing and frequency demultiplexing by software processing. We improved a 5-dB dynamic range against conventional coherent OTDR, and achieved a 100-dB dynamic range with 218 measurements at a 1-km spatial resolution.

Paper Details

Date Published: 17 May 2011
PDF: 4 pages
Proc. SPIE 7753, 21st International Conference on Optical Fiber Sensors, 77533J (17 May 2011); doi: 10.1117/12.885586
Show Author Affiliations
Hiroyuki Iida, NTT Access Network Service Systems Labs. (Japan)
Yusuke Koshikiya, NTT Access Network Service Systems Labs. (Japan)
Fumihiko Ito, NTT Access Network Service Systems Labs. (Japan)
Kuniaki Tanaka, NTT Access Network Service Systems Labs. (Japan)


Published in SPIE Proceedings Vol. 7753:
21st International Conference on Optical Fiber Sensors
Jacques Albert; Wojtek J. Bock, Editor(s)

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