Journal ArticleDOI
Recent progress in fiber-optic extrinsic Fabry–Perot interferometric sensors
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In this article, the optical amplification technology is adopted into the EFPI sensor system to enhance the interferometric signal considerably, and both spatial-frequency multiplexing and coarse-wavelength division multiple-xing technologies are demonstrated for the Fizeau sensor in order to realize the measurement of multiple parameters such as displacement, transverse load, static strain, temperature, and vibration.About:
This article is published in Optical Fiber Technology.The article was published on 2006-07-01. It has received 356 citations till now.read more
Citations
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Journal ArticleDOI
A Fiber-Optic Sensor-Embedded and Machine Learning Assisted Smart Helmet for Multi-Variable Blunt Force Impact Sensing in Real Time
TL;DR: In this article , a smart helmet with a single embedded fiber Bragg grating (FBG) sensor is developed, which can monitor complex blunt force impact events in real time under both wired and wireless modes.
Proceedings ArticleDOI
Polarization-dependent bending sensor with temperature insensitivity
Oh-Jang Kwon,Hyun-Joo Kim,Jeehyun Kim,Byung Sup Rho,Chang-Seok Kim,Myung-Yong Jeong,Young-Geun Han +6 more
TL;DR: In this article, a temperature-insensitive bending sensor based on a hole-assisted single polarization fiber (SPF) was proposed to measure the bending change of the SPF.
Proceedings ArticleDOI
A study on optical coherence tomography using high frequency swept source
TL;DR: In this article, the authors used high-sweep laser technology based on Fourier domain mode locking (FDML) for the assessment of subcutaneous tissue in the 1300 nm wavelength range with axial scan rate of 150 kHz.
Femtosecond laser micromachining of microstructures for sensing and detection
TL;DR: In this paper, the surface characteristics and morphology of the micro/nano structures on substrates (fused silica and silicon) fabricated in water and in air by femtosecond laser were investigated.
Proceedings ArticleDOI
Crosstalk analysis of a smart sensor unit based on FBG and FOWLI
TL;DR: The effective optical path method is proposed to analyze the measurement crosstalk of a smart fiber optic sensor unit based on multiplexing fiber Bragg gratings and fiber optical white light interferometry.
References
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Journal ArticleDOI
In-fibre Bragg grating sensors
TL;DR: In-fibre Bragg grating (FBG) sensors are one of the most exciting developments in the field of optical fiber sensors in recent years as discussed by the authors, and significant progress has been made in applications to strain and temperature measurements.
Journal ArticleDOI
Signal enhancement-a composite property mapping algorithm
TL;DR: A signal enhancement algorithm is developed that seeks to recover a signal from noise-contaminated distorted measurements made on that signal by utilizing a set of properties which the signal is known or is hypothesized as possessing.
Reference BookDOI
Fiber Optic Sensors
Francis T. S. Yu,Shizhuo Yin +1 more
TL;DR: Fiber optic sensors have become indispensable tools for biomedical study because of their unique features such as high sensitivity, small footprint and endoscopic compatibility, multiple agent distributive sensing capability, and immunity from electromagnetic interference as discussed by the authors.
Book ChapterDOI
Fiber optic smart structures
TL;DR: Fiber optic sensor technology has experienced tremendous growth since its early beginnings in the 1970's with early laboratory demonstrations of fiber optic gyros and acoustic sensors and the introduction of the first commercial intensity and spectrally based sensors as mentioned in this paper.
Journal ArticleDOI
Novel fiber-optic sensors based on long-period fiber gratings written by high-frequency CO/sub 2/ laser pulses
TL;DR: In this paper, a novel long-period fiber grating (LPFG) fabricated by using a new writing technique that is mainly based on the thermal shock effect of focused high-frequency CO/sub 2/ laser pulses at several kilohertz was reported.