[图书][B] An introduction to distributed optical fibre sensors

AH Hartog - 2017 - taylorfrancis.com
This book explains physical principles, unique benefits, broad categories, implementation
aspects, and performance criteria of distributed optical fiber sensors (DOFS). For each kind …

Single-measurement digital optical frequency comb based phase-detection Brillouin optical time domain analyzer

C Jin, L Wang, Y Chen, N Guo, W Chung, H Au, Z Li… - Optics express, 2017 - opg.optica.org
A single-measurement sweep-free distributed Brillouin optical time domain analyzer
(BOTDA) sensor based on phase detection is proposed and experimentally demonstrated …

Robust vector BOTDA signal processing with probabilistic machine learning

A Venketeswaran, N Lalam, P Lu, SR Bukka, MP Buric… - Sensors, 2023 - mdpi.com
This paper presents a novel probabilistic machine learning (PML) framework to estimate the
Brillouin frequency shift (BFS) from both Brillouin gain and phase spectra of a vector …

Probabilistic deep neural network based signal processing for Brillouin gain and phase spectrums of vector BOTDA system

N Lalam, A Venketeswaran, P Lu… - Optical Interconnects …, 2021 - spiedigitallibrary.org
We demonstrate a novel probabilistic Brillouin frequency shift (BFS) estimation framework
for both Brillouin gain and phase spectrums of vector Brillouin optical time-domain analysis …

Non-linear interactions with backscattered light: A truly single-ended Brillouin optical time-domain analysis technique

AH Hartog, FV Englich - Journal of Lightwave Technology, 2019 - ieeexplore.ieee.org
The non-linear interaction between a Rayleigh-backscattered wave and a forward-traveling
optical pump pulse is explored using sources separated by approximately one Brillouin shift …

Averaging-free vector Brillouin optical time domain analyzer assisted by reference probe lightwave

N Guo, X Zhang, C Jin, Z Zhao, L Wang, HY Tam… - Optics express, 2018 - opg.optica.org
We propose and experimentally demonstrate a vector Brillouin optical time domain analyzer
(BOTDA) system, which enables both distributed Brillouin gain spectrum (BGS) and Brillouin …

Distributed dynamic optical fiber sensing systems based on light scattering techniques

C Jin - 2019 - theses.lib.polyu.edu.hk
Distributed optical fiber sensing (DOFS) techniques provide many unique advantages
comparing with other alternative sensing techniques and have found many applications in …