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navigation acronyms, abbreviations and definitions - International ...

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RFID radio frequency identification (tags - typically use 13.56 MHz)<br />

RFP request for proposal<br />

RFSINS rotary FOG-based strapdown inerial <strong>navigation</strong> system<br />

RFU radio frequency unit<br />

RGB Red-Green-Blue (colour system for colour monitors)<br />

RGCSP Review of the General Concept of Separation Panel (ICAO)<br />

RGPF Règlement Gènèral de Police Français (French derivative of CEVNI)<br />

RHA Road Haulage Association Ltd (UK)<br />

RHCP right h<strong>and</strong> circularly polarised / circular polarisation<br />

RHINO Receiver for High Integrity Navigation Operation (Raytheon)<br />

RHL rhumb line<br />

RHS right h<strong>and</strong> seat (cockpit)<br />

RHUM relative humidity<br />

RI restricted information (eg value-added data on chart)<br />

RIA Regulatory Impact Assessment (UK requirement)<br />

RIB rigid infalatable boat<br />

RID Regulations on international carriage of dangerous goods by rail<br />

RIG rate integrating gyro<br />

RIMS Ranging <strong>and</strong> Integrity Monitoring Station (EGNOS has 12)<br />

RIN Royal Institute of Navigation<br />

RINA Registro Italiano Navale (classification society)<br />

RINA The Royal Institution of Naval Architects<br />

RINEX Receiver-INdependent EXchange (format for exchanging GPS data)<br />

RIS radar information service (ATC)<br />

RIS River Information Service (telematics)<br />

RISA reduced instruction set architecture<br />

RISC reduced instruction set computer<br />

RISDE Rossiyskogo Institute of Space Device Engineering (GLONASS)<br />

RISG Runway Incursion Steering Group (UK CAA)<br />

RITA Research <strong>and</strong> Innovative Technology Administration (USA)<br />

RL rhumb line (loxodrome)<br />

Line on the surface of the earth forming the same angle with all<br />

meridians; a straight line on a Mercator chart.<br />

RLD Rijksluchtvaartdienst (Netherl<strong>and</strong>s CAA)<br />

RLG ring laser gyro (introduced ~ 1975)<br />

RLM return link message<br />

RLP rejected l<strong>and</strong>ing procedure<br />

RLSS Royal Life Saving Society (UK)<br />

RM reference model<br />

RM relative motion<br />

RMA reliability, maintainability, availability<br />

115<br />

March 2012

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