Distributed Acoustic Sensor based on Coherent Detection with Low Detection Bandwidth and Reduced Fading

Journal
Proceedings - 28th International Conference on Optical Fiber Sensors, OFS 2023
Date Issued
2023-01-01
Author(s)
Sasikumar, Neethu
Anand, V. P.
Ranjith, V. R.
DOI
Abstract
This article discusses a Distributed Acoustic Sensing (DAS) configuration based on coherent detection to detect acoustics using low bandwidth receivers at a reduced sampling rate of 100 Msps in baseband with inherent offset correction and low fading.