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Fei Liu
at Univ of Science and Technology Beijing
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Publications (2)
Proceedings Article | 5 December 2024 Paper
Multi-branch identification using Φ-OTDR for PON physical layer monitoring
Zhi Wang, Fei Liu, Guo Zhu, Peng Xu, Quanlin Chen, Qingling Zhou, Xian Zhou
Proceedings Volume 13418, 1341832 (2024) https://doi.org/10.1117/12.3048626
KEYWORDS: Signal attenuation, Optical fibers, Pulse signals, Spectrum analysis, Optical sensing, Digital signal processing, Signal processing
Proceedings Article | 9 October 2021 Poster + Paper
Suppressing interference fading in Φ-OTDR with intensity-coded pulse based on spectrum-extraction and rotated-vector-sum method
Kexin Cui, Fei Liu, Kuiru Wang, Xiaojun Liu, Jinhui Yuan, Binbin Yan, Xian Zhou
Proceedings Volume 11901, 1190118 (2021) https://doi.org/10.1117/12.2603321
KEYWORDS: Signal to noise ratio, Phase shift keying, Optical fibers, Bragg cells, Reflectometry, Optical amplifiers, Modulators, Modulation, Bandpass filters, Signal processing
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