• Chinese Optics Letters
  • Vol. 23, Issue 1, 011203 (2025)
Yue Shi1、2, Xiong Luo1、3、*, Peiyu Sun2, Jihui Dong1、4、**, Lei Tang5, Jie Zhou1、3, Ke Wang1、3, Chunli Chen1、3, Yunshi Wang1、3, and Dingfu Zhou1、3、4、***
Author Affiliations
  • 1Southwest Institute of Technical Physics, Chengdu 610041, China
  • 2Science College, Civil Aviation Flight University of China, Guanghan 618307, China
  • 3Lidar and Device Laboratory, Southwest Institute of Technical Physics, Chengdu 610041, China
  • 4Key Laboratory of Laser Device Technology of China North Industries Group Corporation Limited, Chengdu 610041, China
  • 5China Research and Development Academy of Machinery Equipment, Beijing 100089, China
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    DOI: 10.3788/COL202523.011203 Cite this Article Set citation alerts
    Yue Shi, Xiong Luo, Peiyu Sun, Jihui Dong, Lei Tang, Jie Zhou, Ke Wang, Chunli Chen, Yunshi Wang, Dingfu Zhou, "Real-time synchronous detection of wind and aerosol using a coherent lidar," Chin. Opt. Lett. 23, 011203 (2025) Copy Citation Text show less

    Abstract

    Coherent lidar (CL) addresses existing constraints in CL data products by enabling simultaneous observation of multiple meteorological parameters such as cloud height, extinction coefficient, aerosol concentration, and wind field evaluation. A detailed analysis of CL echo signals was performed at a wavelength of 1550 nm, enabling accurate measurements of cloud height and aerosol concentration. Extensive data analyses and validation tests were conducted, aligning them with a 532 nm direct aerosol lidar (AL). The assessments of the aerosol extinction coefficient demonstrated notable consistency. This underscores the potential of advanced CL for providing prolonged and consistent observations across diverse meteorological conditions.
    IRF=2PLPScos(2πωdt+Δφ),

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    PS=SRRL2PL2G2NEs=SRRL2PLR2G2NEf,

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    S(r)=ln(PSIz),

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    Iz=Δz(rΔz)2+Δz2,

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    {Δz=F2zrF2+zr2zr=2πλ(Fat)2.

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    SNR=ηEchvBT2(r)β(r)Sc(r)r2,

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    Yue Shi, Xiong Luo, Peiyu Sun, Jihui Dong, Lei Tang, Jie Zhou, Ke Wang, Chunli Chen, Yunshi Wang, Dingfu Zhou, "Real-time synchronous detection of wind and aerosol using a coherent lidar," Chin. Opt. Lett. 23, 011203 (2025)
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