Title: Satellite Navigation (SatNav): What is GNSS | GPS | GLONASS | QZSS
Headings: What Is A Satellite Navigation System?
What Is A Satellite Navigation System?
Global Navigation Satellite System (GNSS)
List of satellite navigation systems of various countries
Navigation Message
Receiver Independent Exchange Format (RINEX)
Conclusion

Content: However, what is it that controls and helps in making a satellite navigation system so efficient and precise? Global Navigation Satellite System (GNSS)
GNSS refers to a constellation of satellites that relays signals from space to transmit positioning and timing data to the GNSS receivers. Representation of various devices sending signals to the receiver satellite (Photo Credit: Ekaphon maneechot/ Shutterstock)
The GNSS is a satellite navigation system that provides global coverage of geospatial positioning. The satellite navigation systems of different countries operate under GNSS. GPS has now become so popular that people mistake every satellite system with GPS, but that is far from the case, as the list below shows! List of satellite navigation systems of various countries
Global Positioning System, popularly known as GPS, is a satellite navigation system of the USA. GPS has been operational since 1978 and provides users with positioning, navigation and timing services. It consists of three seg ments, namely the space segment, control segment, and user segment. Indian Regional Navigation Satellite System (IRNSS), popularly known as NavIc, is an independent regional navigation satellite system developed by India.