Glossary
Page 3
1 Glossary
AIS Automatic Identification System
AtoN Aid to Navigation
BIT Built-In Test
FATDMA Fixed Access Time Division Multiple Access
GLONASS
Global Navigation Satellite System (term specific to the satellite navigation
system operated by the Russian Federation)
GNSS
Global Navigation Satellite System (general term used to refer to any satellite
navigation system)
GPS Global Positioning System
IALA International Association of Lighthouse Authorities
IEC International Electrotechnical commission
ITU International Telecommunication Union
MID (in the context of
MMSI)
Maritime Identification Digits
MMSI Maritime Mobile Service Identity
NMEA National Marine Electronics Association
RACON A radar transponder used to mark navigational hazards.
RATMDA Random Access Time Division Multiple Access
RED Radio Equipment Directives
RS232 Serial data communications standard - see TIA-232-F
RS422 Serial data communications standard - see TIA-422-B
SART Search And Rescue Transponder
SOLAS Safety of Life at Sea
SDI-12 Serial Data Interface at 1200 Baud
USB Universal Serial Bus
UTC Coordinated Universal Time