Coherent OTDR used for fibre faults detection

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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Bibliographic Details
Main Authors: Zhiyong Feng, Shaofeng Qiu, Yijia Wei, Liangchuan Li, Liu, Gordon Ning, Qianjin Xiong
Format: Conference Proceeding
Language:English
Subjects:
AOM
Band pass filters
Bandwidth
BPD
coherent OTDR
dynamic range
Fault detection
linewidth
Optical filters
Optical noise
Optical receivers
Optical sensors
Optical signal processing
Probes
Space vector pulse width modulation
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Description
Summary: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.
ISSN:2162-108X
2162-1098