[FOSS-GPS] Fwd: App to convert Android N raw GNSS data to RTCM

David Kelley DavidKelley at iTSware.net
Wed Apr 26 18:44:31 PDT 2017


Felipe and others,
I got a private follow up message to this post so I take the liberty of 
replying to others.  The _reason_ for sending your cell phones 
corrections to a Caster (SNIP or any other one) is so that you can grab 
the raw data with a tool like RTKLIB (rtklib.org) and process it with 
RTK/PPP type methods to get sub meter accuracy. To do that you need an 
NTRIP Caster, and  once your phones data reaches such a caster it it 
then easy to connect RTKLIB to it and process the data further.  Sorry 
to belabor the obvious.   DCK

On 4/26/2017 3:57 PM, David Kelley wrote:
>
>
> Felipe:  This is most interesting.
>
> I myself don't have a phone with a suitable OS yet (Android N 
> (Nougat)), but I do have lots of NTRIP Casters.  Been waiting to see 
> what sort of observational data we can expect ever since the 
> announcement came out last year.  Want to see how we can tune filters 
> for what I expect will be very "jittery" data for really quick RTK 
> fixes when the "good" data occurs.
>
> If anyone on the list needs a caster to send data to, please drop me a 
> note and we will get you an account on a public NTRIP Caster to send 
> your data out to others with.
>
> Regards, David Kelley
>
>
> On 4/24/2017 8:56 PM, Felipe G. Nievinski wrote:
>> RTCM Converter: which aims at converting the smartphone GNSS raw 
>> measurements to RTCM (message type 1077) and send them to a caster, 
>> for use by a third party software:
>> <https://play.google.com/store/apps/details?id=jocs.fr.gnss_tortcm>



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