Low-cost RTK
From Wildsong
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
Development of the low-cost RTK-GPS receiver...
Tomoji Takasu and Akio Yasuda [Project site] [Paper] [Make blog entry]
Rover
Beagle Board UBlox LEA-4T Antenna NovAtel GPS-702-GG
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.