Reason for GPS problems found!
joerg at openmoko.org
Tue Jul 15 22:55:41 CEST 2008
It's the *internal* antenna connector, which you actually should know if you
really fixed it the way you told ;-)
Stay tuned for a fix. stay tuned for further notice.
for sure we won't ignore the issue and will come up with a solution
Am Di 15. Juli 2008 schrieb Gary Oliver:
> Tried the GPS last night with SD card in place - have yet to try it
> without... Initial fix, with 9 satellites in constellation, 6 about
> -140dBm, took 11 minutes. After that, tracking was good and it even
> worked 'mostly' in my house. (I have most of my living area covered
> with solar panels, so there's this big 'screen' that blocks most GPS
> signal, but it DID work with 4 satellites remaining in the constellation.)
> One this I did do, though, was to tweek what I believe is described as
> the "external antenna" connector. It appeared to not be completely
> connected or seated, so I twisted it about 10 degrees and reseated it.
> I will try it this evening without the SD card. However, I agree with a
> previous poster, that if this doesn't work reliably WITH the SD, then
> I've bought something I can't really use. I absolutely do NOT want to
> start adding external antennas to this thing in order to get basic
> Christoph Anton Mitterer wrote:
> > Hi.
> > I can only partly confirm this....
> > With SD card removed,... I took 291 s (in my first tests) from inside a
> > building but on the window.
> > If I'm not at the windows but "deeper" (2m from the window away) inside
> > the building,.. it seems that I still don't get a fix.
> > Anyway,... I had it before (with SD card inserted) that I got a fix in <
> > 4 mins,.. ok this happened only once.
> > However,.. I think even 291 s is to much,.. other devices like TomTom
> > are worlds better...
> > And I've read in this thread, that people got a fix < 30 s .
> > Was this from a cold start?
> Openmoko community mailing list
> community at lists.openmoko.org
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