navigation acronyms, abbreviations and definitions - International ...

OEM original equipment manufacturer
OEP object-orientated engineering process
OEP Operational Evolution Plan (US FAA)
OES (USA) Bureau of Oceans & International Environmental & Scientific Affairs
Ofcom Office of Communications
Took responsibility of UK spectrum management from RA in Dec 03.
OFDM orthogonal frequency division multiplex
OFP operational flight program
OFT Office of Fair Trading (UK)
Oftel Office of Telecommunications (UK) (Transfer to Ofcom 29 Dec 03)
OGC Open Geospacial Consortium (int industry consortium, 417 companies)
OGDI Open Geospacial Datastore Interface
OHI Organisation hydrographique internationale (IHO)
OIG Office of the Inspector General (US DOT)
OJTI on-the-job training instructor
okta one-eigth (of cloud cover)
OLED organic light-emitting display
OM operations manual
OM outer marker (ILS)
OM&S Operation, Maintenance and Support (US)
OMA Open Mobile Alliance (for mobile phones)
Formed in 2002 by ~200 companies.
OMBO one man bridge operation
OMEGA Optimal Method for Estimating GPS Ambiguities (RTK software)
Omega VLF navigation system now out of service (withdrawn 30 Sep 97)
OMEX Ocean Margin Exchange (EU MAST project)
OMUX output multiplexer
ONR Office of Naval Research (USN)
ONS Office for National Statistics (UK - independent fm 1 Apr 08)
OnStar 2nd generation in-vehicle nav system (GPS + GSM) (General Motors)
OOD officer of the deck
OOK on-off keying
OOP object-orientated paradigm
OOSA Office for Outer Space Affairs (UN, based in Vienna)
OOW officer of the watch
OPA 90 Oil Polution Act 1990 (USA)
OPE Operational Elements (EGNOS)
OpenGIS Open Geodata Interoperability Specification
Being developed by the Open Geospatial Consortium Inc.
OpEval operational evaluation
OPF Operations Preparation Facility (Galileo)
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March 2012