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Method and system for maximizing satellite constellation coverage

机译:最大化卫星星座覆盖范围的方法和系统

摘要

A method and system for maximizing satellite coverage at predetermined local times for a set of predetermined geographic location includes a processor operative to determine a period of rotation for each of the desired satellites in the satellite constellation. The processor also determines a time dependent coverage of the satellite constellation based on the period of rotation and the trajectory of each of the desired satellites. The trajectories of the desired satellites are tilted until the satellite constellation provides maximum coverage at the predetermined local times for the set of predetermined geographic locations. If a new satellite constellation is being designed, command signals are programmed into a computer of a launch vehicle containing the modified trajectory. If an existing satellite constellation is being modified, the ground station transmits command signals to the satellites for modifying the trajectory of the satellites in accordance with the tilted trajectory.
机译:一种用于使一组预定地理位置的预定本地时间的卫星覆盖范围最大化的方法和系统,包括处理器,该处理器可操作以确定卫星星座中每个所需卫星的旋转周期。处理器还基于旋转周期和每个所需卫星的轨迹来确定卫星星座的时间依赖性。倾斜所需卫星的轨迹,直到卫星星座为一组预定地理位置在预定本地时间提供最大覆盖范围为止。如果正在设计新的卫星星座,则将命令信号编程到包含修改轨迹的运载火箭的计算机中。如果正在修改现有的卫星星座,则地面站将命令信号发送到卫星,以根据倾斜的轨迹来修改卫星的轨迹。

著录项

  • 公开/公告号US7198230B2

    专利类型

  • 公开/公告日2007-04-03

    原文格式PDF

  • 申请/专利权人 DONALD C. D. CHANG;KAR W. YUNG;

    申请/专利号US19970949988

  • 发明设计人 DONALD C. D. CHANG;KAR W. YUNG;

    申请日1997-10-14

  • 分类号B64G1/00;

  • 国家 US

  • 入库时间 2022-08-21 21:01:06

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