[HTML][HTML] Optical amplifiers for access and passive optical networks: A tutorial

T Horvath, J Radil, P Munster, NH Bao - Applied Sciences, 2020 - mdpi.com
For many years, passive optical networks (PONs) have received a considerable amount of
attention regarding their potential for providing broadband connectivity, especially in remote …

[HTML][HTML] Integrating radio-over-fiber communication system and BOTDR sensor system

WP Ng, N Lalam, X Dai, Q Wu, YQ Fu, P Harrington… - Sensors, 2020 - mdpi.com
In this paper, we propose and experimentally demonstrate for the first time, the integration of
a radio-over-fiber (RoF) communication system and a Brillouin optical time-domain …

Enhancement of sensing range of Brillouin optical time‐domain reflectometry system up to 150 km with in‐line bi‐directional erbium‐doped fibre amplifications

P Clement, R Gabet, V Lanticq, Y Jaouën - Electronics Letters, 2021 - Wiley Online Library
Brillouin optical time‐domain reflectometry (BOTDR) has the advantage of requiring access
to only one end of the sensing fibre, which is an important property for some applications …

Multi-parameter distributed fiber sensing system based on hybrid Rayleigh and Brillouin scattering

N Lalam, H Bhatta, MP Buric… - Photonic Instrumentation …, 2024 - spiedigitallibrary.org
The integration of Rayleigh and Brillouin scattering in a hybrid sensor system has
revolutionized the field of distributed fiber optic sensing. This hybrid sensor system provides …

[PDF][PDF] 基于拉曼放大的长距离快速布里渊光时域反射仪

马祥杰, 周黎明, 程凌浩, 刘伟民 - Laser & Optoelectronics …, 2019 - researching.cn
摘要基于宽带接收的快速布里渊光时域反射技术, 通过结合分布式拉曼放大来实现长距离分布式
布里渊传感. 研究了拉曼放大前后系统的性能差别以及非线性现象, 并探究拉曼抽运功率与脉冲 …

Adopting a Fusion Approach for Optical Amplification

E Francy Irudaya Rani… - … and Optimization of …, 2023 - Wiley Online Library
Transition and inner‐transition metal‐based semiconductors with 'd'and 'f'electron density
demonstrate outstanding signal transmission with minimal signal attenuation throughout …

Distributed optical fiber sensor systems: application to natural gas pipeline monitoring

N Lalam, H Bhatta, M Buric… - … Waveguide and Laser …, 2024 - spiedigitallibrary.org
Distributed fiber optic sensing is a cutting-edge technology that has found extensive
applications in the monitoring of pipelines. Among them, distributed acoustic sensors, phase …

Ultra-long-distance BOTDA sensor system employing hybrid amplification and advanced noise reduction technique

H Bhatta, N Lalam, M Buric… - Optical Waveguide and …, 2024 - spiedigitallibrary.org
Brillouin optical time domain analysis (BOTDA) sensor systems play a pivotal role in
distributed sensing, which enable precise measurements of strain and temperature across …

Solutions aux limites des interrogateurs B-OTDR pour la surveillance d'infrastructures: augmentation de la portée de mesure et décorrélation des paramètres de …

P Clement - 2020 - theses.hal.science
Cette thèse porte sur l'étude des systèmes de mesure répartie de la rétrodiffusion Brillouin
dans une fibre optique, que l'on nomme B-OTDR et qui sont sensibles à la température et à …

[PDF][PDF] ДОСТИЖЕНИЕ 85-КИЛОМЕТРОВОЙ ДАЛЬНОСТИ ИЗМЕРЕНИЙ ДЕФОРМАЦИИ (ТЕМПЕРАТУРЫ) С ПОМОЩЬЮ НИЗКОКОГЕРЕНТНОЙ РЭЛЕЕВСКОЙ …

AOF AN, KMDROF STRAIN… - В сборник включены …, 2020 - or-2020.permsc.ru
Аннотация Продемонстрирована возможность измерения деформации (температуры)
на дальностях до 85 км с доступом к оптическому волокну с одного конца с помощью …