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Infrared and Laser Engineering, Volume. 51, Issue 8, 20220028(2022)

Design and development of an intelligent security alarm system based on optical fiber sensing

Liwei Guan1,2,3, Yu Lu1,2,3, Zhijie He1,2,3, and Xi Chen1,2,3
Author Affiliations
  • 1Fujian Provincial Key Laboratory of Quantum Manipulation and New Energy Materials, College of Physics and Energy, Fujian Normal University, Fuzhou 350117, China
  • 2Fujian Provincial Collaborative Innovation Center for Optoelectronic Semiconductors and Efficient Devices, Xiamen 361005, China
  • 3Fujian Provincial Engineering Technology Research Center of Solar Energy Conversion and Energy Storage, Fuzhou 350117, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (6)
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    References (15)
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    Figures & Tables(6)
    Working principle diagram of optical fiber sensor alarm

    Fig. 1. Working principle diagram of optical fiber sensor alarm

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    Technology roadmap of optical fiber sensor alarm

    Fig. 2. Technology roadmap of optical fiber sensor alarm

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    Optical fiber microbending sensor experimental device

    Fig. 3. Optical fiber microbending sensor experimental device

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    Variation of fiber bending power with displacement

    Fig. 4. Variation of fiber bending power with displacement

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    Comparison before and after signal demodulation

    Fig. 5. Comparison before and after signal demodulation

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    Signal distribution under different interference conditions

    Fig. 6. Signal distribution under different interference conditions

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    Liwei Guan, Yu Lu, Zhijie He, Xi Chen. Design and development of an intelligent security alarm system based on optical fiber sensing[J]. Infrared and Laser Engineering, 2022, 51(8): 20220028

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    Paper Information

    Category: Optical communication and sensing

    Received: Jan. 9, 2022

    Accepted: Feb. 10, 2022

    Published Online: Jan. 9, 2023

    The Author Email:

    DOI:10.3788/IRLA20220028

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology