Laser & Optoelectronics Progress, Volume. 61, Issue 22, 2222001(2024)

Design of Beam-Mixing System Based on MEMS Panoramic LiDAR

Leiying Zhai1,2、*, Shengwei Nie1, Jingchang Nan1,2, and Yijie Wang1
Author Affiliations
  • 1School of Electronic and Information Engineering, Liaoning University of Engineering and Techonlogy, Huludao 125105, Liaoning , China
  • 2Liaoning Key Laboratory of Ridio Frequency and Big Data for Intelligent Application, Huludao 125105, Liaoning , China
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    Figures & Tables(14)
    Single-reflection panoramic imaging system model
    Working principle diagram of the prism. (a) Side view; (b) top view
    Schematic of torsion scanning
    Schematic of swing scanning
    Local plane scanning map of the circular strip
    Beam-stirring mechanism for scanning top-view field map
    Three-dimensional model of the beam-mixing system
    Coventor model diagram
    Displacement results. (a) X-directional displacement map; (b) Y-directional displacement map
    Structural stress simulation results. (a) Comprehensive stress chart; (b) details of stress map
    Relationship between comb tooth position and X-direction displacement. (a) Cross-section of straight teeth; (b) cross-section of rotating teeth
    Structural modal simulation. (a) Torsional mode; (b) X-direction vibration; (c) Y-direction vibration
    Process flow of MEMS beam-mixing system
    • Table 1. Drive parameter

      View table

      Table 1. Drive parameter

      Serial numberTooth length /μmTooth width /μmDepth of tooth /μmGap /μmNumber of comb teethDistribution length /μm
      Drive 11254702.726385
      Drive 21254702.71031400
      Drive 31254702.71091740
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    Leiying Zhai, Shengwei Nie, Jingchang Nan, Yijie Wang. Design of Beam-Mixing System Based on MEMS Panoramic LiDAR[J]. Laser & Optoelectronics Progress, 2024, 61(22): 2222001

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    Paper Information

    Category: Optical Design and Fabrication

    Received: Jan. 12, 2024

    Accepted: Mar. 12, 2024

    Published Online: Nov. 19, 2024

    The Author Email: Leiying Zhai (zlygsl@hotmail.com)

    DOI:10.3788/LOP240509

    CSTR:32186.14.LOP240509

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