Tools for synthesising and characterising Bragg grating structures in optical fibres and waveguides

GA Cranch, GMH Flockhart - Journal of Modern Optics, 2012 - Taylor & Francis
Optical waveguide filters based on optical fibre Bragg gratings are used for a wide range of
applications in communications systems, fibre lasers and optical fibre sensors. The technical …

Imaging low-order CO emission from the z= 4.12 quasi-stellar object PSS J2322+ 1944

CL Carilli, P Cox, F Bertoldi, KM Menten… - The Astrophysical …, 2002 - iopscience.iop.org
We present observations of CO (1–0) and CO (2–1) emission from the z= 4.12 quasi-stellar
object (QSO) PSS J2322+ 1944 using the Very Large Array. 1 The CO emission is extended …

Self-suppression of common-mode noises of the different fiber optic interferometric accelerometers

Y Duo, H **angge, L Fei, G Lijuan, Z Min… - Optics …, 2018 - opg.optica.org
This study proposes two new fiber optic interferometric accelerometers with the utilization of
the push-pull structure, one is based on the principle of triple low-reflectivity fiber Bragg …

Characterization of fiber Bragg gratings by phase-sensitive optical low-coherence reflectometry

AF Obaton, C Palavicini… - IEEE transactions on …, 2006 - ieeexplore.ieee.org
Optical low-coherence reflectometry (OLCR) is a very useful metrology tool to characterize
optical fiber components such as fiber Bragg gratings (FBGs). These components find a …

All-fiber, high-speed, and high-resolution dispersion measurements of chirped fiber Bragg gratings

Q Cui, Z Zhang, H Kong, Q Lin, J Yu, M Zhou… - Optics …, 2024 - opg.optica.org
In this work, an all-fiber high-speed and high-resolution dispersion measurement approach
for chirped fiber Bragg gratings (CFBGs) is proposed and demonstrated. Dispersion …

DS-OCDMA encoder/decoder performance analysis using optical low-coherence reflectometry

I Fsaifes, C Lepers, AF Obaton… - Journal of Lightwave …, 2006 - opg.optica.org
Direct-sequence optical code-division multiple-access (DS-OCDMA) encoder/decoder
based on sampled fiber Bragg gratings (S-FBGs) is characterized using phase-sensitive …

Multiple-pass Enhanced Group Delay Measurement Scheme of FBG Based on Optical Low-coherence

Z Ma, D Xu, Q Chai, J Zhang - Journal of Lightwave Technology, 2023 - ieeexplore.ieee.org
We propose an enhanced multiple-pass group delay (GD) measurement scheme of fiber-
Bragg grating (FBG) based on optical low-coherence reflectometry (OLCR). The fiber loop …

Characterization of fiber Bragg gratings using spectral interferometry based on minimum-phase functions

A Ozcan, MJF Digonnet, GS Kino - Journal of lightwave technology, 2006 - opg.optica.org
The focus of this paper is on interferometric systems that utilize spectral interferometry based
on minimum-phase functions (MPFs) to fully characterize any fiber-Bragg-grating (FBG) …

Low-coherence interferometric measurements of the dispersion of multiple fiber Bragg gratings

SD Dyer, KB Rochford - IEEE photonics technology letters, 2001 - ieeexplore.ieee.org
We show that the dispersion of multiple fiber Bragg gratings can be obtained from a single
low-coherence interferometric measurement. The individual gratings can be identified either …

Uncertainty evaluation of a fiber-based interferometer for the measurement of absolute dimensions

VG Badami, T Blalock - Recent Developments in Traceable …, 2005 - spiedigitallibrary.org
The evaluation of the measurement uncertainty of a robust all-fiber-based low-coherence
interferometer for the measurement of absolute thickness of transparent artifacts is …