光学学报, 2018, 38 (9): 0901001, 网络出版: 2019-05-09
大气折射对双波长空间激光授时偏差的影响 下载: 881次
Influence of Atmospheric Refraction on Timing Deviation of Time Transfer by Space Laser Link at Double Wavelengths
图 & 表
图 1. 双波长空间激光授时原理图。(a) 地面终端捕获模式; (b) 星上终端捕获模式
Fig. 1. Schematic diagram of time transfer by space laser link at double wavelengths. (a) Ground terminal capturing mode; (b) satellite terminal capturing mode
图 2. 星上终端捕获模式下不同站点1月份授时偏差随天顶角变化。 (a)不对称时延差; (b) 位置偏差
Fig. 2. Variation of timing deviation with zenith angle under satellite terminal capturing mode for different stations in January. (a) Asymmetric delay deviation; (b) position deviation
图 3. 当天顶角为60°时,星上终端捕获模式下不同站点各月份授时偏差。(a)不对称时延差; (b) 位置偏差
Fig. 3. Timing deviation of different stations under satellite terminal capturing mode in different months when zenith angle is 60°. (a) Asymmetric delay deviation; (b) position deviation
图 4. 地面终端捕获模式下不同站点1月份授时偏差随天顶角的变化。(a)不对称时延差; (b) 位置偏差
Fig. 4. Variation of timing deviation with zenith angle under ground terminal capturing mode for different stations in January. (a) Asymmetric delay deviation; (b) position deviation
表 1地面终端捕获模式下最小位置偏差和不对称时延差
Table1. Minimum position deviation and asymmetric delay deviation under ground terminal capturing mode
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刘航, 卢麟, 朱勇, 吴传信, 张宝富. 大气折射对双波长空间激光授时偏差的影响[J]. 光学学报, 2018, 38(9): 0901001. Hang Liu, Lin Lu, Yong Zhu, Chuanxin Wu, Baofu Zhang. Influence of Atmospheric Refraction on Timing Deviation of Time Transfer by Space Laser Link at Double Wavelengths[J]. Acta Optica Sinica, 2018, 38(9): 0901001.