Devices and methods are described for determining position information without broadcast ephemeris data for extended time periods.
描述了用于对延长的时间段确定位置信息而无需广播星历数据的设备和方法。
Devices and methods are described for determining position information without broadcast ephemeris data for extended time periods.
描述了用于对延长的时间段确定位置信息而无需广播星历数据的设备和方法。
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