navigation acronyms, abbreviations and definitions - International ...

CTAS Centre-TRACON Automation System (FAA)
ATC automation tools - TMA, FAST and DA.
CTIM container tracking interface module (works at 2.4 GHz)
CTK cargo tonne kilometres (a measure of civil air capacity)
CTP Common Transport Policy (EU)
CTR Chain Time Reference (LORAN-C)
CTR (CTZ) control zone (ATC)
CTS course to steer (true course)
The intended direction of movement (of a ship), defined by the angle
between the meridian through its position and the fore-and-aft line (of
the ship), expressed in angular units from true north (000º).
CTSC Converging Technology and Services Committee (FEI)
CTTL China Telecommunications Technology Labs (Beijing)
CTU cargo transport unit
CTU Czech Technical University
CTW course through water
Direction of the ship’s movement through the water, defined by the
angle between the meridian through its position and the direction of
the ship’s movement through the water, expressed in angular units
from true north (000º).
CTZ (CTR) control zone (ATC)
Cu cumulus cloud
CUAP Chart User’s Advisory Panel (of HO)
CUG closed user group
CUPT coordinate update
CURSOR proprietary positioning system using GSM phones
CV common view (mode of operating GPS or LORAN for time transfer)
CVHS Co-operative Vehicle Highways System (’platooning’ of vehicles)
CVIS cooperative vehicle-infrastructure systems
CVN continuous visual navigation
CVO commercial vehicle operat/or/ion
CVR cockpit voice recorder
CVRS computerised vehicle routing and scheduling
CW clockwise
CW continuous-wave
CWAAS Canadian WAAS
CWI continuous-wave interference
CWP controller working position (ATC)
CWS collision warning system
cyber-car remote controlled or self-driving robot vehicle - a form of PRT
CYCC Conference of Yacht Cruising Clubs (main UK clubs)
CZIN Czech Republic Institute of Navigation
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