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Acta Optica Sinica, Volume. 38, Issue 11, 1128002(2018)

Modeling and Simulation of Target Reconstruction by Laser Reflection Tomography

Biao Yang1,2、*, Yihua Hu1,2、*, Minle Li1,2, Liren Guo1,2, Jinying Tang1,2, and Xi Chen1,2
Author Affiliations
  • 1 State Key Laboratory of Pulsed Power Laser Technology, National University of Defense Technology, Hefei, Anhui 230037, China
  • 2 Anhui Province Key Laboratory of Electronic Restriction, National University of Defense Technology, Hefei, Anhui 230037, China
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    AbstractGet PDF(in Chinese)
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    Figures & Tables(9)
    Schematic of LRT

    Fig. 1. Schematic of LRT

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    Dot matrix diagram of sub-rays of expanded laser

    Fig. 2. Dot matrix diagram of sub-rays of expanded laser

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    Positional relationship between beam plane and element

    Fig. 3. Positional relationship between beam plane and element

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    Schematic of superposition of sub-ray echo signals

    Fig. 4. Schematic of superposition of sub-ray echo signals

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    Pulse shapes before and after interaction between laser signal and target. (a) Emitted pulse signal; (b) echo signal

    Fig. 5. Pulse shapes before and after interaction between laser signal and target. (a) Emitted pulse signal; (b) echo signal

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    Projection point information of target under different angles. (a) 0°; (b) 60°; (c) 90°

    Fig. 6. Projection point information of target under different angles. (a) 0°; (b) 60°; (c) 90°

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    Target prototype drawn by 3DSMAX software. (a) Top view of front side; (b) down view of back side

    Fig. 7. Target prototype drawn by 3DSMAX software. (a) Top view of front side; (b) down view of back side

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    Reconstructed target images based on data sampled under different angle intervals. (a) 1°; (b) 2°; (c) 4°

    Fig. 8. Reconstructed target images based on data sampled under different angle intervals. (a) 1°; (b) 2°; (c) 4°

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    Reconstructed target images under different probing angles. (a) 180°; (b) 120°; (c) 90°

    Fig. 9. Reconstructed target images under different probing angles. (a) 180°; (b) 120°; (c) 90°

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    Biao Yang, Yihua Hu, Minle Li, Liren Guo, Jinying Tang, Xi Chen. Modeling and Simulation of Target Reconstruction by Laser Reflection Tomography[J]. Acta Optica Sinica, 2018, 38(11): 1128002

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    Paper Information

    Category: Remote Sensing and Sensors

    Received: Mar. 6, 2018

    Accepted: Jun. 13, 2018

    Published Online: May. 9, 2019

    The Author Email:

    DOI:10.3788/AOS201838.1128002

    Topics

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