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Geopolitics of Global Navigation Satellite Systems
Abstract Global Navigation Satellite Systems (GNSS) are in geopolitical crisis. The United States, Russia, European Union, and China have each established international satellite positioning, navigation, and timing systems. As this chapter shows, these four systems both compete with and serve as back-ups for each other.openaire +1 more source
Time metrology in Global Navigation Satellite Systems.
2018Precise timekeeping is at the basis of any Global Navigation Satellite System. In this thesis, after an extensive introduction on time and frequency metrology, some of the basic time-related aspects of navigation systems are discussed, and new ideas and solutions are presented.
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Global Navigation Satellite Systems - From Stellar to Satellite Navigation
2013openaire +1 more source