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    Journals >Acta Optica Sinica >Volume 41 >Issue 1 >Page 0106004 > Article
    • Acta Optica Sinica
    • Vol. 41, Issue 1, 0106004 (2021)
    Phase Sensitive Optical Time-Domain Reflective Distributed Optical Fiber Sensing Technology
    Xuping Zhang1,2, Zhewen Ding1, Rui Hong1, Xiaohong Chen1..., Lei Liang1, Chi Zhang1, Feng Wang1, Ningmu Zou1,* and Yixin Zhang1,2,**|Show fewer author(s)
    Author Affiliations
  • 1Key Laboratory of Intelligent Optical Sensing and Manipulation, Ministry of Education, Nanjing University, Nanjing, Jiangsu 210093, China
  • 2Shenzhen Research Institute, Nanjing University, Shenzhen, Guangdong 581000, China
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    DOI: 10.3788/AOS202141.0106004 Cite this Article Set citation alerts
    Xuping Zhang, Zhewen Ding, Rui Hong, Xiaohong Chen, Lei Liang, Chi Zhang, Feng Wang, Ningmu Zou, Yixin Zhang. Phase Sensitive Optical Time-Domain Reflective Distributed Optical Fiber Sensing Technology[J]. Acta Optica Sinica, 2021, 41(1): 0106004 Copy Citation Text show less
    Superposition of scattered light in pulse range
    Fig. 1. Superposition of scattered light in pulse range
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    Basic structure of Φ-OTDR system. (a) Structure based on direct detection; (b) structure based on heterodyne coherent detection; (c) structure based on three-port coupler detection; (d) structure based on PGC detection
    Fig. 2. Basic structure of Φ-OTDR system. (a) Structure based on direct detection; (b) structure based on heterodyne coherent detection; (c) structure based on three-port coupler detection; (d) structure based on PGC detection
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    Cited By (36)
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    Xuping Zhang, Zhewen Ding, Rui Hong, Xiaohong Chen, Lei Liang, Chi Zhang, Feng Wang, Ningmu Zou, Yixin Zhang. Phase Sensitive Optical Time-Domain Reflective Distributed Optical Fiber Sensing Technology[J]. Acta Optica Sinica, 2021, 41(1): 0106004
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    Paper Information
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