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Method and Apparatus for Wide Area Augmentation System having GEO Uplink Subsystem with Enhanced Clock Steering.

机译:具有增强时钟转向的GEO上行链路子系统的广域增强系统的方法和装置。

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摘要

A system to provide navigation signals to a space vehicle includes an uplink system for a geostationary earth satellite having clock steering derived from smoothed receiver clock error, long term clock error average, and long term clock offset average information. A proportional-integral-differential controller can be used to generate clock adjustment commands to a frequency standard clock.

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