Title :
Reflectometric two-mode elliptical-core fibre strain sensor with remote interrogation
Author :
Berkoff, T.A. ; Kersey, A.D.
Author_Institution :
SFA Inc., Landover, MD, USA
fDate :
3/12/1992 12:00:00 AM
Abstract :
A reflectometric two-mode elliptical-core fibre strain sensor configuration with lead-insensitive operation is described. The system uses passive laser-FM based phase interrogation and exhibits a high sensitivity to dynamic strain signals.
Keywords :
fibre optic sensors; frequency modulation; measurement by laser beam; reflectometry; strain measurement; FM based phase interrogation; lead-insensitive operation; passive interrogation; reflectometric type; remote interrogation; strain sensor; two-mode elliptical-core fibre;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19920355
