• Chinese Optics Letters
  • Vol. 5, Issue 3, 135 (2007)
[in Chinese], [in Chinese], and [in Chinese]
Author Affiliations
  • College of Science, Donghua University, Shanghai 201602
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    [in Chinese], [in Chinese], [in Chinese]. Multiplexed reflective-matched optical fiber grating interrogation technique[J]. Chinese Optics Letters, 2007, 5(3): 135 Copy Citation Text show less

    Abstract

    The multiplexed-reflective matched fiber grating interrogation technique was presented in this paper. The interrogation technique was based on the use of two (or more) wavelength-matched fiber Bragg gratings (FBGs) to receive the reflected signal from the sensing FBG. The two (or more) matched gratings were arranged parallelly and used as filters to convert wavelength into intensity encoded information for interrogation. Theoretical and experimental results demonstrated that the interrogation system is immune to the source fluctuation and cross-sensitivity effect between temperature and strain, and also can enlarge the dynamic range.
    [in Chinese], [in Chinese], [in Chinese]. Multiplexed reflective-matched optical fiber grating interrogation technique[J]. Chinese Optics Letters, 2007, 5(3): 135
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