[FOSS-GPS] free UBX protocol specification?

Abdelrazak Younes younes.abdel at gmail.com
Wed Mar 24 06:26:17 EDT 2010

On 03/24/2010 11:12 AM, Timo Juhani Lindfors wrote:
> Abdelrazak Younes<younes.abdel at gmail.com>  writes:
>> http://gitorious.org/sgt
>> http://gitorious.org/sgt/sgt/blobs/master/src/receiver/Ublox.cpp
> Thanks! Any idea where the protocol field descriptions have been
> obtained? For example line 106 of Ublox.cpp says
> "/// Hand-Over Word of first Subframe, 0 indicats that invalid Eph Data is following."
> which matches exactly (including the typo!) what the "ANTARIS
> Positioning Engine Protocol Specification" (GPS.G3-X-03002-D) says:
> "             Hand-Over Word of first
>               Subframe,
> 4 U4 - HOW -
>               0 indicats that invalid Eph Data is
>               following.
> "
> The specification does not give any permission to distribute
> itself. I'm sure you can quote it but I'm afraid that if I
> systematically copy all such strings from the 170-page specification
> and use them in an UI I am infringing on their copyright.

That's what I did. I based my decoder upon the freely available 
documentation. I am no legal expert so I can't tell you if it's legal or 
not. I suggest that you send them an email for confirmation. In my 
experience Ublox engineers are responsive and open minded.


More information about the FOSS-GPS mailing list