Extended range interrogation of wavelength division multiplexed fibre Bragg grating sensors using arrayed waveguide grating

D.C.C. Norman, David J. Webb*, R.D. Pechstedt

*Corresponding author for this work

Research output: Contribution to journalArticle

Abstract

A technique for interrogating multiplexed fibre Bragg grating (FBG) sensors using an arrayed waveguide grating (AWG) is described. The approach considerably extends the sensing range from that achieved previously, while providing a strain resolution of 17nε/√Hz at 30 Hz.

Original languageEnglish
Pages (from-to)1714-1716
Number of pages3
JournalElectronics letters
Volume39
Issue number24
DOIs
Publication statusPublished - 27 Nov 2003

Keywords

  • interrogating multiplexed fibre Bragg grating sensors
  • arrayed waveguide grating

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