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The Trimble Technology Timeline Evolution of GPS Technology – A pplications in the Unmanned World. Akshay Bandiwdekar Product Portfolio Manager – Avionics / Unmanned Systems Trimble Integrated Technologies. Coarse vs. Precise Positioning. GPS Measurement Scale. - PowerPoint PPT Presentation
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The Trimble Technology Timeline
Evolution of GPS Technology Applications in the Unmanned World
Akshay BandiwdekarProduct Portfolio Manager Avionics / Unmanned SystemsTrimble Integrated Technologies
12Coarse vs. Precise Positioning
Coarse Accuracy GPS UnitsGPS Measurement ScaleFine Accuracy GPS Chipsets
23GPS + Satellite Based Augmentation
GPS Autonomous Only: 2 5 meter absolute positioning
GPS + SBAS0.5 1 meter absolute positioning
4Differential GPS + Real Time Kinematic (RTK)
1 cm accurate vectorX, Y, Z 5Network RTK + Global Differential GNSS
Centimeter Level Positioning
Only available in certain geographic areas
Correction Delivery MechanismInternetGSMSatellite
6Next Generation Global Precise Point Positioning
Trimble RTX Correction Service
< 5 - 10 cm global position accuracy
Available globally
Required Apparatus: Receiver + Antenna
Correction Delivery MechanismInternetGSMSatellite
7
Typical SBAS Performance< 3 meter 3D positionTypical PPP Performance< 5 10 centimeter (0.05 0.1 meter) 3D position
The Result8Full Attitude + Heading with Global Precise Positioning
YZ
Precise Heading + Attitude at