Radio navigation#Satellite navigation

The navigation -satellite service is (English radionavigation -satellite service) as defined by the International Telecommunication Union, a radio- satellite service for the purpose of radionavigation.

This radio service is a safety-related or safety-of - life service is mandatory to protect against interference and important part of the navigation.

The following example GNSS radio applications of radionavigation -satellite service are listed below:

  • Global Positioning System (GPS), differential Global Positioning System (DGPS)
  • GLONASS
  • Beidou
  • Supplementary systems Satellite Based Augmentation System
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