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Infrared and Laser Engineering, Volume. 50, Issue 4, 20200254(2021)

Laser tracker target tracking recovery method based on detection system with active infrared vision

Bo Wang1...2, Dengfeng Dong1,2,*, Xinghua Gao1,2, and Weihu Zhou12 |Show fewer author(s)
Author Affiliations
  • 1Institute of Microelectronics of the Chinese Academy of Sciences, Beijing 100029, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (10)
    Equations (9)
    References (9)
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    Figures & Tables(10)
    Schematic diagram of tracking recovery

    Fig. 1. Schematic diagram of tracking recovery

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    Non-coaxially assembled system

    Fig. 2. Non-coaxially assembled system

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    System schematic diagram

    Fig. 3. System schematic diagram

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    Infrared image

    Fig. 4. Infrared image

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    Object recognition and localization

    Fig. 5. Object recognition and localization

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    Flowchart of tracking recovery algorithm

    Fig. 6. Flowchart of tracking recovery algorithm

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    Test images

    Fig. 7. Test images

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    Experimental facility of tracking recovery

    Fig. 8. Experimental facility of tracking recovery

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    • Table 1. [in Chinese]

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      Table 1. [in Chinese]

      OffsetPercentageProcessing time/ms
      Note: The test image resolution is 1280 ×1024. The average pixel area is about 621 pixels. According to the size of the minimum bounding rectangle of target，the evaluation criteria is 5 and 10 pixels
      0-595.4%Minimax：29
      5-103.2%Average：35.5
      Above101.4%Maximum：42

    • Table 2. [in Chinese]

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      Table 2. [in Chinese]

      Target moving distance/cm Number of experiments and results/times Average time of completion/s Motion number of the turntable/times
      530Success：301.772
      Failure：0
      1030Success：301.812
      Failure：0
      1530Success：301.702
      Failure：0
      2030Success：301.822
      Failure：0
      2530Success：42.723
      Failure：26
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    Bo Wang, Dengfeng Dong, Xinghua Gao, Weihu Zhou. Laser tracker target tracking recovery method based on detection system with active infrared vision[J]. Infrared and Laser Engineering, 2021, 50(4): 20200254

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    Paper Information

    Category: Lasers & Laser optics

    Received: Nov. 5, 2020

    Accepted: --

    Published Online: Jul. 30, 2021

    The Author Email: Dong Dengfeng (dongdengfeng@ime.ac.cn)

    DOI:10.3788/IRLA20200254

    Topics

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