OPERATOR’S MANUAL ULTRA GUIDANCE PSR ISO
PAGE 127
CHAPTER
TRADE TERMS AND ABBREVIATIONS
Term
Abbreviation
Description
Satellite supported position signals
GPS
24 earth circling satellites send GEO-positioned
signals to earth bound receivers.
Accuracy
Accuracy of a certain position which can be
relocated within 24 hours.
Correction signal
DGPS
A correction signal which corrects inaccuracies
like time deviation, ion spherical tensions or
GPS system malfunctions.
Wide Area Augmentation System
WAAS
Correction signal US Gov.
European Geo-Stationary Navigation
Overlay System
EGNOS
Correction signal for Europe and West Russia.
Beacon
Low cost correction signal. Check availability.
Omnistar
Low cost correction signal. Check availability.
Real Time Kinematics Correction
Signal
RTK
Correction signal available through a base
station.
Baud
Transmission speed.
National Marine Electronics
Association
NMEA 0183
NMEA 0183 is a standard protocol used by GPS
receivers to transmit data.
Recommended Minimum Specific
Global Navigation Satellite Support
Data
GPRMC
Part of the NMEA 0183 protocol.
Global Positioning System Fit Data
GPGGA
Part of the NMEA 0183 protocol.
Parameter
Fixed value
Port
Serial interface
CAN BUS
data bus
Slip
Ratio of the speed of a driven wheel to that of a
non-driven co-rotating wheel.
11. Trade Terms and Abbreviations