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Glossary#

Terms and Definitions#

Term Definition
2D system Machine control system with height and slope support
3D system Machine control system with full positioning and model file support
API Application Programming Interface - Software integration protocols
GNSS Global Navigation Satellite System - Satellite positioning system
GPS Global Positioning System - Satellite-based navigation system
HDOP Horizontal Dilution of Precision - Measurement of how the geometric configuration of satellites affects the GNSS precision. Lower value means higher accuracy
HMI Human-Machine Interface - User interface on Android tablet
HUB Terna HUB Unit - Central communication device with LTE and GNSS
IMU Inertial Measurement Unit - Sensor measuring position and orientation
LTE Long-Term Evolution - 4G wireless communication standard
OTA Over-The-Air - Wireless software updates
PDOP Position (3D) Dilution of Precision - Measurement of how the geometric configuration of satellites affects the GNSS precision. Lower value means higher accuracy
RTK Real-Time Kinematic - High-precision GPS positioning technology
VDOP Vertical Dilution of Precision - Measurement of how the geometric configuration of satellites affects the GNSS precision. Lower value means higher accuracy

This has an overview of the most commonly used abbreviations used in the documentation.