Coherent OTDR for Testing Optical Transmission Lines Containing In-Line Optical-Fiber Amplifiers

Kaoru Itoh; Masanori Takizawa

doi:10.1364/OFS.1996.Ex11

Optical Fiber Sensors
(Optica Publishing Group, 1996),
paper Ex11
•https://doi.org/10.1364/OFS.1996.Ex11

Coherent OTDR for Testing Optical Transmission Lines Containing In-Line Optical-Fiber Amplifiers

Kaoru Itoh and Masanori Takizawa

Optical Fiber Sensors 1996

Sapporo Japan
ISBN: 0-8194-3044-7

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K. Itoh and M. Takizawa, "Coherent OTDR for Testing Optical Transmission Lines Containing In-Line Optical-Fiber Amplifiers," in Optical Fiber Sensors, (Optica Publishing Group, 1996), paper Ex11.

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Abstract

We have developed an optical time domain reflectometer which uses coherent detection to locate faults in long-distance optical transmission lines using optical-fiber amplifiers as repeaters.

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