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An Analytical Algorithm for Inter-Satellite Visibility Calculation with Restriction of Satellite Antenna\'s Elevation
Author(s): SHI Lei-yu, OU Gang, GU Qing-tao, ZHU Xiang-wei
Pages: 97-
101
Year: 2011
Issue:
4
Journal: Journal of National University of Defense Technology
Keyword: 可视卫星集; 星间可视性; 星间链路; 自主导航;
Abstract: 星座自主导航需要对星间可视性规律做定量分析,可为进一步研究星间自主组网策略以及星间网络拓扑设计提供理论依据,同时星上自主建立星间链路需要卫星已知其可视卫星集合,因此有必要研究星间可视性解析算法.建立了基于星上环带天线仰角约束的星间可视性判定模型,结合星座几何特性以及卫星运动规律,以时间为变量,推导了卫星在运动过程中对同轨道面与异轨道面可见卫星集合的解析算法,该算法无需通过遍历卫星两两之间的可视性便...
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