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GNSGlobalNavigationSystemsTelemetry

Table of Contents

• Introduction to GNSS: the case of GPS
  • History and structure: control segment, space segment, user segment
  • Operating Principles
• Geodesy, coordinate systems and positioning in space
  • Cartesian and celestial coordinate system, orbital system...
• From orbit to ECEF position
  • Gravitation and Kepler's laws, orbital coordinate system ECEF
• GPS: determining position
  • Calculation methods, DOP, transformation from ECEF to WGS84 position
  • Precision and time drift management
• Transmission and signal processing
  • Generalities on telemetry, telemetry from space to earth
  • GPS signals, correlation functions, distance measurement
  • Time corrections and relativistic adjustements
• Other GNSS systems
  • SBAS, Galileo, Glonass, QZSS, Compass, IRNSS ...
• AMS02: a GPS receiver in a spatial experimentation on ISS
  • Presentation of AMS-02 experiment, astrophysical issues
  • GPS receiver description, integration in onboard software
  • Data analysis for GPS/subsystem on ISS
• Practical works:
  • Coordinate system transformations
  • Decoding GPS data