RTK-GPS with freerunner: decimeter-level accuracy with Free Software

RANJAN infibit at gmail.com
Tue Sep 28 10:55:04 CEST 2010

So I have been working with this:

Can two of these chipsets or one with an FR give a decimeter accuracy? The
chipset says it supports DGPS. Or one specifically needs a receiver with
phase and carrier information in the raw data..


On Tue, Sep 28, 2010 at 1:52 AM, Timo Juhani Lindfors
<timo.lindfors at iki.fi>wrote:

> RANJAN <infibit at gmail.com> writes:
> > So get DGPS does one need to have some sort of subscription or license
> and a
> > suitable firmware on the GPS chipset..?
> Yes you need an account to some GPS reference station. If you have two
> receivers then you can just be your own reference station. Being your
> own reference station makes things a lot easier:
> 1) You can trust that the service will not be going away.
> 2) You can use very short baselines since you can place the reference
> station where you need it.
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