Extension of measurement range in OCDR based on double-modulation scheme
Instrumentation and Detectors
2023-09-06 v1 Optics
Abstract
We extend the measurement range of optical correlation-domain reflectometry (OCDR) by modulating the laser output frequency at two frequencies, while preserving spatial resolution. We demonstrate distributed reflectivity sensing with a ten-fold extended measurement range.
Cite
@article{arxiv.2309.00620,
title = {Extension of measurement range in OCDR based on double-modulation scheme},
author = {Mana Sakamoto and Tomoya Miyamae and Kohei Noda and Kentaro Nakamura and Heeyoung Lee and Yosuke Mizuno},
journal= {arXiv preprint arXiv:2309.00620},
year = {2023}
}
Comments
4 pages, 6 figures