A digital passive phase demodulation scheme using 3×3 coupler for fiber-optic interferometric sensors

M. Pang, M. Zhang, L. W. Wang, Wei Jin, Y. B. Liao

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

1 Citation (Scopus)

Abstract

A real-time digital phase demodulation scheme is developed. This scheme, based on cos-1and channel-choosing techniques, uses the two optical outputs from a 3×3 coupler to overcome the signal fading problem of fiber interferometer.
Original languageEnglish
Title of host publication19th International Conference on Optical Fibre Sensors
Volume7004
DOIs
Publication statusPublished - 26 Jun 2008
Event19th International Conference on Optical Fibre Sensors - Perth, WA, Australia
Duration: 15 Apr 200818 Apr 2008

Conference

Conference19th International Conference on Optical Fibre Sensors
Country/TerritoryAustralia
CityPerth, WA
Period15/04/0818/04/08

Keywords

  • Directional coupler
  • Fiber sensor
  • Hydrophone
  • Interferometer
  • Phase demodulation

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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