Phase demodulation method based on a dual-identical-chirped-pulse and weak fiber Bragg gratings for quasi-distributed acoustic sensing

Guanhua Liang; Junfeng Jiang; Kun Liu; Shuang Wang; Tianhua Xu; Wenjie Chen; Zhe Ma; Zhenyang Ding; Xuezhi Zhang; Yongning Zhang; Tiegen Liu

doi:10.1364/PRJ.389400

Journals >Photonics Research >Volume 8 >Issue 7 >Page 1093 > Article

Photonics Research
Vol. 8, Issue 7, 1093 (2020)

Phase demodulation method based on a dual-identical-chirped-pulse and weak fiber Bragg gratings for quasi-distributed acoustic sensing

Guanhua Liang^1、2、3, Junfeng Jiang^{1、2、3、*}, Kun Liu^1、2、3, Shuang Wang^1、2、3, Tianhua Xu^1、2、3, Wenjie Chen^1、2、3, Zhe Ma^1、2、3, Zhenyang Ding^1、2、3, Xuezhi Zhang^1、2、3, Yongning Zhang^1、2、3, and Tiegen Liu^{1、2、3、4}

Author Affiliations

¹School of Precision Instruments and Opto-electronics Engineering, Tianjin University, Tianjin 300072, China

²Institute of Optical Fiber Sensing of Tianjin University, Tianjin Optical Fiber Sensing Engineering Center, Tianjin 300072, China

³Key Laboratory of Opto-electronics Information Technology (Tianjin University), Ministry of Education, Tianjin 300072, China

⁴e-mail: tgliu@tju.edu.cn

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DOI: 10.1364/PRJ.389400 Cite this Article Set citation alerts

Guanhua Liang, Junfeng Jiang, Kun Liu, Shuang Wang, Tianhua Xu, Wenjie Chen, Zhe Ma, Zhenyang Ding, Xuezhi Zhang, Yongning Zhang, Tiegen Liu. Phase demodulation method based on a dual-identical-chirped-pulse and weak fiber Bragg gratings for quasi-distributed acoustic sensing[J]. Photonics Research, 2020, 8(7): 1093 Copy Citation Text

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