User's Manual

36
7 ABBREVIATIONS
AIS
Automatic Identification System
COG
Course Over Ground
CPA
Distance to Closest Point of Approach
CSTDMA
SOTDMA
Carrier-Sense Time Division Multiple Access
Self-Organized Time Division Multiple Access
DSC
Digital Selective Calling
ECS
Electronic Chart System
ETA
Estimated Time of Arrival
GPS
Global Positioning System
IMO
International Maritime Organization
MMSI
Maritime Mobile Service Identity
SOG
Speed Over Ground
TCPA
Time to Closest Point of Approach
TDMA
Time Division Multiple Access
UTC
Coordinated Universal Time
VHF
Very High Frequency
VTS
Vessel Traffic Services