Infrared and Laser Engineering, Volume. 51, Issue 8, 20220404(2022)

Research on penetrating imaging LIDAR based on time-correlated single photon counting (invited)

Kai Qiao, Jie Yang, and Chenfei Jin
Author Affiliations
  • School of Physics, Harbin Institute of Technology, Harbin 150001, China
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    Figures & Tables(13)
    Light field distribution after Mie scattering process
    Simulation procedure of Mie scattering model for light field transmission based on Monte Carlo[43]
    Detective simulation results of TCSPC lidar system. (a) ; (b) TCSPC激光雷达系统的探测模拟仿真结果。(a) ;(b)
    Simulation results of aliasing between the target peak and the backscattered signal of the medium
    Denoising results of time histogram signal. (a) Distribution fitting result of backscattering signal; (b) Target peak extraction result for differential signal时间直方信号的去噪结果。(a) 后向散射信号分布统计拟合结果;(b) 差分信号的目标峰提取结果
    Feature extraction results for target in medium 1
    Feature extraction results for target in medium 2
    Non-confocal TCSPC penetrating lidar system based on galvanometer scanning
    Imaging results of different concentrations of scattering media with a consumer-grade camera
    Statistical fitting results of signal distribution in a scattering scene
    Feature extraction results of target "S". (a) ; (b) ; (c) 目标“S”的特征提取结果。(a) ;(b) ;(c)
    Results of multi-objective experiments. (a) Scene graph; (b) Received signals and fitting results; (c) The intensity image after algorithm processing (bottom right is the raw intensity image); (d) The depth image after algorithm processing (unit: m)
    • Table 1. Comparison of Mie scattering coefficients with different methods

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      Table 1. Comparison of Mie scattering coefficients with different methods

      ParticleScattering coefficientsDave[37]Bohren[38]Lentz[34]Proposed method
      α=0.0001 kext2.3068×10−172.3068×10−172.306805×10−172.306805×10−17
      m=1.5 kabs0000
      α=5.2182 kext3.105423.105433.1054253.092631
      m=1.55 kabs0000
      α=100 kext2.09442.09442.0943882.094388
      m=1.5 kabs0000
      α=1570.7963 kext2.012942.0129452.012945
      m=1.342 kabs000
      α=25000 kext2.002352.0023522.002352
      m=1.5 kabs000
      α=0.0001 kext1.9925×10−51.99252×10−51.99252×10−51.99252×10−5
      m=1.5-0.1 i kabs1.9925×10−51.99252×10−51.99252×10−51.99252×10−5
      α=5.2182 kext2.861652.861652.8616512.857821
      m=1.55-0.1 i kabs1.19741.19741.1974041.197355
      α=100 kext2.08982.08982.0898222.089822
      m=1.55-0.1 i kabs0.95770.95770.9576880.957688
      α=1570.7963 kext2.014452.0146092.014609
      m=1.55-0.1 i kabs0.933540.9104980.910498
      α=25000 kext2.002322.0023232.002323
      m=1.55-0.1 i kabs0.906410.9064090.906409
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    Kai Qiao, Jie Yang, Chenfei Jin. Research on penetrating imaging LIDAR based on time-correlated single photon counting (invited)[J]. Infrared and Laser Engineering, 2022, 51(8): 20220404

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    Paper Information

    Category: Special issue——Scattering imaging and non-line-of-sight imaging

    Received: Dec. 20, 2021

    Accepted: --

    Published Online: Jan. 9, 2023

    The Author Email:

    DOI:10.3788/IRLA20220404

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