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    • 1. 发明公开
    • Coordinatable system of inclined geosynchronous satellite orbits
    • Koordinat SystemfürSatelliten mit geosynchronen Laufbahnen
    • EP0886392A2
    • 1998-12-23
    • EP98110780.8
    • 1998-06-12
    • Hughes Electronics Corporation
    • Cellier, AlfredRey, Raul D.
    • H04B7/19
    • H04B7/19B64G1/1007B64G1/1085B64G1/242H04B7/195
    • A coordinatable system of geosynchronous (24-hour), inclined, and slightly elliptical satellite orbits enables spectrum re-use by forming "highways" of moving "slots" in the latitudes above and below the geostationary (GSO) belt world-wide. Each of a plurality of repeating ground tracks (12) is shared by multiple satellite orbits (and thus slots). These are phased to achieve minimum specified angular separation from other slots using the same frequencies. Ground track (and thus orbital) parameters are chosen to realize specified shapes and are located at specified longitudes of symmetry to maximize the total number of slots. Consideration is given to specified constraints on service area coverage, elevation angle, and time coverage.
    • 地球同步(24小时),倾斜和略微椭圆的卫星轨道的协调系统可以通过在世界各地的地球静止(GSO)带上方和纬度纬度上形成移动“槽”的“高速公路”,实现频谱重用。 多个重复接地轨道(12)中的每一个被多个卫星轨道(并且因此是狭缝)共享。 这些被定相以便使用相同的频率实现与其它插槽的最小规定的角度间隔。 选择地面轨道(和轨道)参数来实现指定的形状,并且位于指定的对称经度处以最大化槽的总数。 考虑到服务区域覆盖,仰角和时间覆盖的规定限制。