New digital processing algorithm for determining the direction and magnitude of the strain from quadrature phase-shifted fiber optic signals

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 3330, Issue , 1998, Pages 364-375

  Kwon, Il Bum ^a   Bae, M S ^a   Choi, Man Yong ^a   Moon, Hahngue ^a  

^a Korea Research Institute of Standards and Science   (South Korea)

Author keywords

Digital signal processing; Kwon's method (moving reference line crossing count method); Passive quadrature demodulated 3x3 fiber optic Michelson sensor; Signal beating; Signal drifting; Signal noise; Strain measurement

Indexed keywords

ALUMINA; CONCRETE BRIDGES; CROSSINGS (PIPE AND CABLE); DIGITAL SIGNAL PROCESSING; FIBER OPTIC SENSORS; FIBER OPTICS; FIBERS; INSTRUMENTS; INTELLIGENT STRUCTURES; INTERFEROMETRY; MATERIALS; MEASUREMENTS; OPTICAL MATERIALS; SENSORS; SIGNAL NOISE MEASUREMENT; SIGNAL PROCESSING; STRAIN GAGES;

KWON'S METHOD (MOVING REFERENCE LINE CROSSING COUNT METHOD); PASSIVE QUADRATURE DEMODULATED 3X3 FIBER OPTIC MICHELSON SENSOR; SIGNAL BEATING; SIGNAL DRIFTING; SIGNAL NOISE;

STRAIN MEASUREMENT;

EID: 0343017663     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.316993     Document Type: Conference Paper

References (9)

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