Abstract
An improved dual-wavelength demodulation technique is proposed to achieve high-precision demodulation of fiber optic Fabry-Perot ultrasonic sensors over a wide dynamic range. Theoretically, sensors with arbitrary cavity length can be demodulated by the proposed technique.
© 2023 The Author(s)
PDF ArticleMore Like This
Yuru Chen, Xiaohua Lei, Rui Li, Shaojie Lv, Xianming Liu, and Peng Zhang
JTu4A.22 Applied Industrial Spectroscopy (AIS) 2023
Fangfang Gao, Jianfeng Chen, Yunqi Liu, and Tingyun Wang
83072A Asia Communications and Photonics Conference and Exhibition (ACP) 2011
Qi Wang
WD.1 Laser Applications to Chemical Analysis (LACSEA) 1994