Sensitivity Enhanced Distributed Brillouin Curvature Sensor based on Erbium-Doped Few-Mode Fiber
- Resource Type
- Conference
- Authors
- Xu, Pengbai; Gao, Zhensen; Shen, Lei; Xu, Ou; Dong, Yongkang; Dong, Xinyong; Fu, Songnian; Yang, Jun; Wang, Yuncai; Qin, Yuwen
- Source
- 2021 Opto-Electronics and Communications Conference (OECC) Opto-Electronics and Communications Conference (OECC), 2021. :1-3 Jul, 2021
- Subject
- Communication, Networking and Broadcast Technologies
Photonics and Electrooptics
Optical fiber sensors
Sensitivity
Scattering
Bending
Optical fiber communication
- Language
- ISSN
- 2166-8892
We demonstrate a distributed Brillouin curvature sensor based on Erbium-doped few-mode fiber. The bending radius range is from 0.3 cm to 2.02 cm, corresponding BFS variation from 91.7 MHz to 9 MHz.