User's Manual

55
ABBREVIATIONS
AIS
Automatic Identification System
AtoN
Aids to Navigation
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
FM
Frequency Modulation
GPS
Global Positioning System
GMSK
Gaussian Minimum Shift Keying
GNSS
Global Navigation Satellite System
HDG
Heading
IMO
International Maritime Organization
MMSI
Maritime Mobile Service Identity
NM
Nautical Miles ( 1 NM = 1 852 m)
NMEA
National Marine Electronics Association
PER
Packet Error Rate
POS
Position
Rx
Receive
SART
Search and Rescue Transmitter
SOG
Speed Over Ground
TCPA
Time to Closest Point of Approach
TDMA
Time Division Multiple Access
Tx
Transmit
UTC
Universal Time Co-ordinated
VDL
VHF Data Link
VHF
Very High Frequency
VSWR
Voltage Standing Wave Ratio
VTS
Vessel Traffic Services