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Glossary

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R-GEO :

Ranging via GEO satellites
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
RB :

Review Board
RCF :

Ranging Control Facility
RCS :

Revision Control System
RCVR :

Receiver
RD :

Requirements Document or Reference Document
REC :

Range Error Correction
RF :

Radio Frequency
RFC :

RF Conversion or Request For Change
RFD :

Request For Deviation
RFDC :

RF Down Converter
RFE :

RF front End
RFI :

Radio Frequency Interference
RFLAB :

RF measurement LABoratory
RFQ :

Request For Quotation
RFW :

Request For Waiver
RGIC :

Ranging and Ground Integrity Channel
RGS :

Ranging Ground Segment
RHC :

Right Hand Circularly polarised
RHCP :

Right Hand Circular Polarisation
RID :

Review Item Discrepancy
RIMS :

Ranging and Integrity Monitoring Station
RIMSRD :

RIMS Requirements Document
RMS :

Root Mean Square
RNAV :

Radio NAVigation
RNP :

Required Navigation Performance or Required Navigation Parameters
ROD :

Review Of Design
ROR :

Range Only Radar
RPU :

Receiver Processing Unit
RRC :

Range-Rate Corrections
RS :

Remote Station or Reference Station
RST :

Reference System Time
RTCA :

Radio Technical Commission for Aeronautics or Radio Technical Committee of America
RTCM :

Radio Technical Commission for Maritime Services
RTK :

Real Time Kinematics
RTOS :

Real Time Operating System
RTSS :

Real-Time Simulation Segment
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.
RX :

Receiver
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