Distributed Measurement of Regeneration Ratios of an Apodized Type i Fiber Bragg Grating

  • Yanshuang Zhao
  • , Jun Yang
  • , Libo Yuan
  • , Gang Ding Peng
  • , Nana Che
  • , Jianhui Gong
  • , Quan Chai
  • , Jing Ren
  • , Haifeng Qi
  • , Yanhua Luo
  • , Elfed Lewis
  • , Jianzhong Zhang

Research output: Contribution to journalArticlepeer-review

Abstract

Type I fiber Bragg grating (FBG) regeneration is studied in terms of refractive index modulation (RIM) and characterized using optical low-coherent reflectometry (OLCR) for the first time. Highly resolved spatial OLCR results are used to demonstrate a uniform RIM regeneration ratio along an apodized type I the FBG during the regeneration process. RIM regeneration ratios are hence proved to be similar for FBGs with different RIM amplitudes. A clearer understanding of FBG regeneration results allows the establishment of a novel RIM regeneration ratio method to quantify and accurately evaluate FBG regeneration.

Original languageEnglish
Article number8865107
Pages (from-to)6127-6132
Number of pages6
JournalJournal of Lightwave Technology
Volume37
Issue number24
DOIs
Publication statusPublished - 15 Dec 2019

Keywords

  • Fiber Bragg gratings
  • optical low-coherent reflectometry
  • refractive index modulation
  • regeneration ratios

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