Title :
Bend and Twist Sensing in a Multiple-Core Optical Fiber
Author :
Askins, Charles G ; Miller, G.A. ; Friebele, E.J.
Author_Institution :
US Naval Res. Lab., Washington, DC, USA
Abstract :
A method for estimating an optical fiber´s shape from internal strain states is presented. Localized sensing of both bending and twisting requires a specialized multi- core fiber design, high-performance static strain sensing, and robust reconstruction algorithms.
Keywords :
bending; fibre optic sensors; strain sensors; bend sensing; internal strain states; multiple-core optical fiber; reconstruction algorithms; static strain sensing; twist sensing; Bragg gratings; Capacitive sensors; Fiber gratings; Geologic measurements; Optical fiber sensors; Optical fibers; Optical interferometry; Optical sensors; Shape measurement; Strain measurement;
Conference_Titel :
Optical Fiber communication/National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-55752-856-8
DOI :
10.1109/OFC.2008.4528404
