navigation acronyms, abbreviations and definitions - International ...
navigation acronyms, abbreviations and definitions - International ...
navigation acronyms, abbreviations and definitions - International ...
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ETACS Extended Total Access Communication System (cellphone st<strong>and</strong>ard)<br />
ETC electronic toll collection (a form of EFC)<br />
ETCS European Train Control System (part of ERTMS)<br />
<strong>International</strong>ly Interoperable signalling <strong>and</strong> safety system.<br />
3 funtional levels.<br />
ETD estimated time of departure<br />
ETE estimated time en route<br />
eTEN Electronic Trans-European (Transport) Networks (EU programme)<br />
ETF European Transport Workers’ Federation<br />
ETG European Tripartite Group<br />
Was a cooperation between EC, ESA <strong>and</strong> EUROCONTROL to develop<br />
EGNOS <strong>and</strong> perform preliminary work on GNSS-2.<br />
ETML European Traffic Management Layer (part of ERTMS)<br />
ETOPS extended-range twin-engine operations<br />
eTow-bar Auomatic close separation between cars (to increase road occupancy)<br />
= Platooning or eConvoy.<br />
ETRF European Terrestrial Reference Frame<br />
Almost identical to WGS-84, but accommodates European continental<br />
drift.<br />
ETRO estimated time to return of operations (eg of GPS satellite)<br />
ETRS89 European Terrestrial Reference System 1989<br />
ETS Emissions Trading Scheme (EU)<br />
ETS European Telecommunications St<strong>and</strong>ard<br />
ETSI European Telecommunications St<strong>and</strong>ards Institute<br />
ETSO European Technical St<strong>and</strong>ard Order (air)<br />
ETV emergency towing vessel<br />
EU (EU27) European Union (27 states)<br />
Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia,<br />
Finl<strong>and</strong>, France, Germany, Greece, Hungary, Irish Republic, Italy,<br />
Latvia, Lithuania, Luxembourg, Malta, Netherl<strong>and</strong>s, Pol<strong>and</strong>, Portugal,<br />
Romania, Slovakia, Slovenia, Spain, Sweden & UK.<br />
EU ETS European Union Emissions Trading Scheme<br />
EUCAR European Council for Automotive R&D<br />
EUFRANET European Freight Railway Network (EU)<br />
EUGIN European Group of Institutes of Navigation<br />
Institutes (2010): Austria, Czech Rep, France, Germany, Italy,<br />
Netherl<strong>and</strong>s, Nordic, Pol<strong>and</strong>, Portugal, Spain, Switzerl<strong>and</strong>, UK.<br />
Eumetsat European Organisation for the Exploitation of Met Satellites<br />
17 European member states, formed in 1986 to run op met satellites.<br />
EUPOS European Position Determination System<br />
EUR European Region (of ICAO)<br />
EURAN European Radio<strong>navigation</strong> Systems <strong>and</strong> Services (DGON conf series)<br />
EUREF Reference Frame Sub-Commission for Europe (IAG - created ED-50)<br />
47<br />
March 2012
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