Improvement of Brillouin Frequency Shift Estimation Performance in BOTDR Using Twice Cross Correlation
- Resource Type
- Conference
- Authors
- Xiao, Zhenyu; Yuan, Xueguang; Zhang, Yang'an; Huang, Yongqing; Xi, Lixia; Xu, Shengyao; Shan, Linan; Li, Xuan
- Source
- 2020 Asia Communications and Photonics Conference (ACP) and International Conference on Information Photonics and Optical Communications (IPOC) Information Photonics and Optical Communications (IPOC), 2020 Asia Communications and Photonics Conference (ACP) and International Conference on. :1-3 Oct, 2020
- Subject
- Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Fields, Waves and Electromagnetics
Photonics and Electrooptics
Signal Processing and Analysis
Time-frequency analysis
Correlation
Fitting
Estimation
Scattering
Frequency estimation
Photonics
- Language
We propose a twice cross correlation method to improve Brillouin frequency shift estimation performance in BOTDR. Compared with conventional fitting methods, the processing time is reduced by over 10 times while maintaining high accuracy. © 2020 The Author(s)