Coherent OTDR Used for Fibre Faults Detection

Zhiyong Feng; Shaofeng Qiu; Yijia Wei; Liangchuan Li; Gordon Ning Liu; Qianjin Xiong

doi:10.1364/ACP.2009.WL86

Asia Communications and Photonics Conference and Exhibition
Technical Digest (CD) (Optica Publishing Group, 2009),
paper WL86
•https://doi.org/10.1364/ACP.2009.WL86

Coherent OTDR Used for Fibre Faults Detection

Zhiyong Feng, Shaofeng Qiu, Yijia Wei, Liangchuan Li, Gordon Ning Liu, and Qianjin Xiong

Asia Communications and Photonics Conference and Exhibition 2009

Shanghai China
2–6 November 2009
ISBN: 978-1-55752-877-3

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Z. Feng, S. Qiu, Y. Wei, L. Li, G. N. Liu, and Q. Xiong, "Coherent OTDR Used for Fibre Faults Detection," in Asia Communications and Photonics Conference and Exhibition, Technical Digest (CD) (Optica Publishing Group, 2009), paper WL86.

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Abstract

We have demonstrated a coherent OTDR based on log-detector. The effect of laser linewidth and electrical filter bandwidth on coherent OTDR performance is theoretically analyzed and experimentally investigated.

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