• High Power Laser and Particle Beams
  • Vol. 33, Issue 9, 093003 (2021)
Xiangchun Cao1、2, Jianhong Hao1, Qiang Zhao2、*, Fang Zhang2, Jieqing Fan1, and Zhiwei Dong2
Author Affiliations
  • 1School of Electrical and Electronic Engineering, North China Electric Power University, Beijing 102206, China
  • 2Institute of Applied Physics and Computational Mathematics, Beijing 100094, China
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    DOI: 10.11884/HPLPB202133.210186 Cite this Article
    Xiangchun Cao, Jianhong Hao, Qiang Zhao, Fang Zhang, Jieqing Fan, Zhiwei Dong. Analysis of high-frequency atmospheric windows for terahertz communication between the ground and the satellite[J]. High Power Laser and Particle Beams, 2021, 33(9): 093003 Copy Citation Text show less
    Atmospheric transmittance at 0.2 to 1.8 THz
    Fig. 1. Atmospheric transmittance at 0.2 to 1.8 THz
    Atmospheric transmittance at 1 to 3 THz
    Fig. 2. Atmospheric transmittance at 1 to 3 THz
    Terahertz atmospheric absorption attenuation propagating along horizontal direction, where (b) is a local graph of (a)
    Fig. 3. Terahertz atmospheric absorption attenuation propagating along horizontal direction, where (b) is a local graph of (a)
    Total path loss of terahertz communication corresponding to Ground-based site-to-Satellite (G-S), High Altitude Platform-to-Satellite (HAP-S) and Ground-based site-to-High Altitude Platform (G-HAP), where (b) is a local graph of (a)
    Fig. 4. Total path loss of terahertz communication corresponding to Ground-based site-to-Satellite (G-S), High Altitude Platform-to-Satellite (HAP-S) and Ground-based site-to-High Altitude Platform (G-HAP), where (b) is a local graph of (a)
    sitelongitude/(°)latitude/(°)altitude/mp/hPa T/K RH/%
    注:数据来源于MERRA-2中2007—2016年1,2,12月平均数据和中国气象数据网2019年1,2,12月平均数据。
    Ali80.02632.3265060.0544.4259.437
    Wuzhishan109.5218.77327.2979.5292.281
    Table 1. Longitude and latitude, altitude, air pressure, temperature and relative humidity data of two sites
    casetotal antenna gains/dBiusable bandwidth/THz
    total0.2~1 THz1~10 THz10~15 THz
    ground-based site to orbiting satellite (G-S) 00000
    200000
    400000
    600.057 20.057 200
    800.323 70.323 700
    1002.957 850.587 5502.370 3
    high altitude platform to orbiting satellite (HAP-S) 00000
    200000
    400000
    600.014 750.014 7500
    801.837 30.795 81.041 50
    10014.617 10.798 18.836 34.9827
    Ground-based site to high altitude platform (G-HAP) 00000
    200000
    400000
    600.250 950.250 9500
    801.388 10.566 2500.821 85
    1004.353 350.633 350.2963.424
    Table 2. Usable bandwidth statistics in three communication cases
    Xiangchun Cao, Jianhong Hao, Qiang Zhao, Fang Zhang, Jieqing Fan, Zhiwei Dong. Analysis of high-frequency atmospheric windows for terahertz communication between the ground and the satellite[J]. High Power Laser and Particle Beams, 2021, 33(9): 093003
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