Glossary

A B C D E F G H I J K L M N O P R S T U W
  • RAAS:Regional Area Augmentation System
  • RAIM:Receiver Autonomous Integrity Monitoring
  • RAM:Reliability Availability and Maintainability or Random Access Memory
  • RAMS:Reliability Availability, Maintainability and Safety
  • RF:Radio Frequency
  • RFI:Radio Frequency Interference
  • R-GEO:Ranging via GEO satellites
  • RIMSRD:RIMS Requirements Document
  • RNAV:Radio NAVigation
  • RNP:Required Navigation Performance or Required Navigation Parameters
  • RS:Remote Station or Reference Station
  • RST:Reference System Time
  • RTCA:Radio Technical Commission for Aeronautics or Radio Technical Committee of America
  • RTK:Real Time Kinematics
  • RTOS:Real Time Operating System
  • RTSS:Real-Time Simulation Segment
  • RX:Receiver
  • RIMS:

    Ranging and Integrity Monitoring Station

  • RTCM:

    Radio Technical Commission for Maritime Services

  • RUE:

    RESTREINT UE/EU RESTRICTED: the unauthorised disclosure of this information could be disadvantageous to the interests of the EU or one or more of the Member States.

  • RLS:

    Return Link Service

  • REFBE:

    Galileo/SAR Reference Beacons

  • R&D:

    Research and Development

  • R&I:

    Research and Innovation