• Infrared and Laser Engineering
  • Vol. 51, Issue 1, 20211117 (2022)
Bin Yang1、2, Zusi Mo1, Haijiao Liu2, and Lingbing Bu1、*
Author Affiliations
  • 1Collaborative Innovation Center on Forecast and Evaluation of Meteorological Disasters, School of Atmospheric Physics, Nanjing University of Information Science and Technology, Nanjing 210044, China
  • 2Nanjing Mulei Laser Technology Co., LTD, Nanjing 210038, China
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    DOI: 10.3788/IRLA20211117 Cite this Article
    Bin Yang, Zusi Mo, Haijiao Liu, Lingbing Bu. Study on abrupt signal processing method of atmospheric lidar (Invited)[J]. Infrared and Laser Engineering, 2022, 51(1): 20211117 Copy Citation Text show less
    Spatio-temporal variation diagram of extinction coefficient retrieved by traditional algorithm in vertical detection
    Fig. 1. Spatio-temporal variation diagram of extinction coefficient retrieved by traditional algorithm in vertical detection
    Spatio-temporal variation diagram of extinction coefficient retrieved by traditional algorithm in horizontal detection
    Fig. 2. Spatio-temporal variation diagram of extinction coefficient retrieved by traditional algorithm in horizontal detection
    Flow chart of iterative splicing method
    Fig. 3. Flow chart of iterative splicing method
    Schematic diagram of typical original signal detected by lidar
    Fig. 4. Schematic diagram of typical original signal detected by lidar
    Schematic diagram of optical principle of aerosol lidar
    Fig. 5. Schematic diagram of optical principle of aerosol lidar
    Spatio-temporal variation diagram of extinction coefficient retrieved by iterative splicing method in vertical detection
    Fig. 6. Spatio-temporal variation diagram of extinction coefficient retrieved by iterative splicing method in vertical detection
    Comparison of relative errors between two inversion methods in vertical detection
    Fig. 7. Comparison of relative errors between two inversion methods in vertical detection
    Spatio-temporal variation diagram of extinction coefficient retrieved by iterative splicing method in horizontal detection
    Fig. 8. Spatio-temporal variation diagram of extinction coefficient retrieved by iterative splicing method in horizontal detection
    Comparison of relative errors between two inversion methods in horizontal detection
    Fig. 9. Comparison of relative errors between two inversion methods in horizontal detection
    Technical parametersSpecification
    Laser wavelength/nm532
    Pulse energy/μJ>500
    Repetition frequency/kHz5
    Telescope aperture/mm150
    Time resolution/s1 or several times
    Spatial resolution/m3 or several times
    Host weight/kg<25
    Table 1. The main technical parameters
    Bin Yang, Zusi Mo, Haijiao Liu, Lingbing Bu. Study on abrupt signal processing method of atmospheric lidar (Invited)[J]. Infrared and Laser Engineering, 2022, 51(1): 20211117
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