Low-cost RTK

Overview

This page is an attempt at pulling together the bits and pieces necessary to actually implement an RTK-GPS receiver based on RTKLIB and the Takasu/Yasuda paper.

RTKLIB

RTKLIB: An Open Source Program Package for RTK-GPS http://gpspp.sakura.ne.jp/rtklib/rtklib.htm

Development of the low-cost RTK-GPS receiver...

Tomoji Takasu and Akio Yasuda [Project site] [Paper] [Make blog entry]

Rover

• CPU: Beagle Board
• GPS: Ublox Antares 4 either LEA-4T module or AEK-4T kit
• Antenna NovAtel GPS-702-GG
• WiFi:
• GPRS:

Base station

CORS data is provided via NTrip. Basically the serial data stream from a GPS Reference Station is passed over an Internet link.

NTrip site
NTrip Solutions Commercial support for NTrip

External references

Paper on NTrip at Trimble site: http://trl.trimble.com/docushare/dsweb/Get/Document-171209/NTRIPabimss%20%282%29.pdf