Tilted moiré fiber Bragg grating optical filters with controllable passband and stopband

ACL Wong, M Giovinazzo, HY Tam, C Lu… - Journal of Lightwave …, 2010 - opg.optica.org
Controllable passband and stopband optical filters based on tilted moiré fiber Bragg gratings
(FBGs) are presented. The gratings are formed by combining two FBGs of equal period, with …

Applications of discrete wavelet transform in optical fibre sensing

AC Wong, GD Peng - Discrete Wavelet Transforms-Biomedical …, 2011 - books.google.com
This chapter presents a comprehensive review of recent advances in the applications of
discrete wavelet transform (DWT) in optical fibre sensing. DWT, like Fourier transform (FT), is …

Enhancement of FBG multiplexing capability using a spectral tag method

KS Choi, JY Son, GJ Kim, KS Lee… - IEEE Photonics …, 2008 - ieeexplore.ieee.org
Multiplexing of fiber Bragg grating (FBG) sensors is one of the most effective technologies to
reduce both installation and operation costs for quasi-distributive strain and temperature …

A review of spectrally coded multiplexing techniques for fibre grating sensor systems

P Childs, ACL Wong, B Yan, M Li… - … Science and Technology, 2010 - iopscience.iop.org
We review recent work and progress on spectrally coded multiplexing (SCM). SCM is a
generic multiplexing technique that provides more efficient data usage, additional flexibility …

Networking of optical fiber sensors for extreme environments

K Peters - Sensors and Smart Structures Technologies for Civil …, 2016 - spiedigitallibrary.org
One of the major benefits of optical fiber sensors for applications to structural health
monitoring and other structural measurements is their inherent multiplexing capabilities …

Improved spectral tag method for FBG sensor multiplexing with equally spaced spectral codes and simulated annealing algorithm

KS Choi, J Youn, E You, JA Yoon, GA Kim… - SENSORS, 2009 …, 2009 - ieeexplore.ieee.org
We propose a multiplexing scheme for an FBG sensor system on the basis of wavelength
division multiplexing (WDM). Each double grating sensor is assigned with a unique spectral …

[PDF][PDF] 一种分析光纤传感串扰效应的蒙特卡罗方法

李平川, 赵学增, 夏新林 - Chinese Journal of Lasers, 2011 - researching.cn
摘要为提高光纤传感系统的复用能力, 常将多个谱型重叠的传感器串联, 由此引发的串扰效应会
导致测量误差的产生, 从而需要对串扰效应进行深入分析. 将蒙特卡罗法引入到由多个谱型重叠 …

[PDF][PDF] Spectrally coded multiplexing based on FBG pairs

B Yan, PA Childs, C Yu, X Sang, D Xu… - Progress In …, 2010 - researchgate.net
We propose a spectrally coded multiplexing (SCM) technique based on FBG pair sensors
formed by two identical sub-gratings and an interval. Each FBG pair in multiplexing network …

Spectrally coded multiplexing for fibre grating sensor systems

P Childs, ACL Wong, B Yan, M Li… - … Conference on Optical …, 2009 - spiedigitallibrary.org
We present recent work and progress on Spectrally Coded Multiplexing (SCM). SCM as a
generic multiplexing technique adds new dimension of freedom and provides additional …

Enhancement of FBG multiplexing capacity by the improved constructing spectrum method

PC Li, XZ Zhao - Microwave and Optical Technology Letters, 2011 - Wiley Online Library
A method for multiplexing series FBG sensors, called the improved constructing spectrum
method, is proposed. This method which does not ignore effects of spectral shadowing and …