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Operator's Manual
Assigned Mode
Autonomous Mode
A
AZIMUTH
BAUD
BEARING
BIT
bps
CENTRAL MERIDIAN
CHARACTER STRING
CHECKSUM
196
A transponder operates in an assigned mode if it is instructed by
an external system to follow certain dictated rules, such as, which
slots to use for transmission.
A transponder operates autonomously if it is independent of
external control.
UX
Auxiliary Port – A communication port on the AIS transponder,
which can be used for NMEA or RTCM, input.
In satellite navigation, the angular distance measured on the hori-
zon circle in a clockwise direction from the north point in the hori-
zon to the satellite point in the horizon.
Transmission rate unit of measurement for binary coded data (bit
per second).
The direction of one terrestrial point from another, expressed as
angular distance from North, clockwise through 360°.
Short form of Binary Digit. The smallest element of data in a binary-
coded value.
Bits Per Second.
The meridian (see MERIDIAN) that passes through the center of
the referenced grid (Zero longitude).
Contiguous characters (other than spaces) in a message.
The value sent with a binary-coded message to be checked at the
receiving end to verify the integrity of the message.
Glossary
Version 2.0
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