thoughts on A-GPS offline
openmoko at mazikeen.demon.co.uk
Wed Feb 18 17:49:24 CET 2009
On Wednesday 18 February 2009, Cédric Berger wrote:
> On Wed, Feb 18, 2009 at 16:52, Helge Hafting <helge.hafting at hist.no> wrote:
> > Timo Juhani Lindfors wrote:
> >> mqy <meng.qingyou at gmail.com> writes:
> >>> It is not a problem that user account is required when download u-blox
> >>> online aiding data.
> >> It is a problem since u-blox might go out of business and you might
> >> not want to tell them where you are all time. Their server also might
> >> be down. There are plenty of reasons to remove dependency to any
> >> single party.
> > It is possible to start an open service, with mirrors. Interested people
> > can set their freerunners to send in good aiding data when they have it
> > (i.e. when using the gps and a network is available.)
> Infos downloaded from u-blox are only valid for some time. So if
> server is down for more than just a short time, it won't help much.
> And I did not check but not I am not sure u-blox terms of service
> allow to redistribute...
I may be misunderstanding the suggestion, but I don't think it had anything to
do with data from ublox. The suggestion was to use data sent by other
freerunner users instead of the data supplied by ublox.
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