Low-Complexity Event Detection and Identification in Coherent Correlation OTDR Measurements
Jasper M\"uller, Ognjen Jovanovic, Florian Azendorf, Andr\'e Sandmann,, Roman Ermakov, Sai Kireet Patri, J\"org-Peter Elbers, Jim Zou, Darko Zibar,, Carmen Mas-Machuca
TL;DR
This paper presents a low-complexity method for detecting and identifying rapid temperature changes and vibrations in optical fibers using coherent correlation OTDR, achieving high localization accuracy and extracting vibration parameters.
Contribution
It introduces a novel low-complexity analysis approach for event detection and identification in coherent correlation OTDR measurements.
Findings
Localization accuracy of approximately 2 meters.
Successful extraction of vibration amplitudes and frequencies.
Effective detection of fast temperature changes and vibrations.
Abstract
Pairing coherent correlation OTDR with low-complexity analysis methods, we investigate the detection of fast temperature changes and vibrations in optical fibers. A localization accuracy of ~2 m and extraction of vibration amplitudes and frequencies is demonstrated.
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