Re: Reason for GPS problems found!

2008-07-15 Thread Konstantin
thomasg wrote: > Hi ppl, > > I write this to community, not to devel or owners because everyone > should know: > _sbeh_, one of the people in #neo1973-germany IRC-channel found the > reason for the GPS problems. > The problem only occurs if a SD card is set in. Doesn't matter if it's > mounted or

Re: Reason for GPS problems found!

2008-07-15 Thread Yorick Moko
maybe this is the same reason for some of the audio issues? Or is it gms interference there? On Tue, Jul 15, 2008 at 12:42 PM, thomasg <[EMAIL PROTECTED]> wrote: > Hi ppl, > > I write this to community, not to devel or owners because everyone should > know: > sbeh, one of the people in #neo1973-ge

Re: Reason for GPS problems found!

2008-07-15 Thread Christophe Badoit
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 thomasg a écrit : > Hi ppl, > > I write this to community, not to devel or owners because everyone > should know: > _sbeh_, one of the people in #neo1973-germany IRC-channel found the > reason for the GPS problems. > The problem only occurs if a SD ca

Re: Reason for GPS problems found!

2008-07-15 Thread thomasg
We are not sure about this, but it might be, that theres a voltage leaking on the EMC-shield behind the microSD - also just a guess, it might be the contacts of the SD-reader that are pretty hard and need a lot of pressure. But I think only the engineers can make that sure, and it's at least necess

Re: Reason for GPS problems found!

2008-07-15 Thread Tim Schmidt
Awesome. At least we now know what's causing the problem. Is there a chance that changing the orientation of the internal antenna slightly (perhaps through very minor modifications to the inside of the plastic case) could rectify the issue? --tim ___

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> The problem only occurs if a SD card is set in. Doesn't matter if > it's mounted or in use, it just has to sit in the socket. oh man, if this is true, its not good news. ; -- Jay Vaughan ___ Openmoko community mailing list community@lists.open

Re: Reason for GPS problems found!

2008-07-15 Thread Jeffrey Malone
Went outside, got TTFF in 48s surrounded by buildings and trees. Definitely confirmed that removing the sd card fixes the gps. On Tue, Jul 15, 2008 at 4:12 AM, Tim Schmidt <[EMAIL PROTECTED]> wrote: > Awesome. At least we now know what's causing the problem. > > Is there a chance that changing

Re: Reason for GPS problems found!

2008-07-15 Thread Ken Restivo
On Tue, Jul 15, 2008 at 07:12:40AM -0400, Tim Schmidt wrote: > Awesome. At least we now know what's causing the problem. > > Is there a chance that changing the orientation of the internal > antenna slightly (perhaps through very minor modifications to the > inside of the plastic case) could rect

Re: Reason for GPS problems found!

2008-07-15 Thread Roland Mas
thomasg, 2008-07-15 12:42:07 +0200 : > Testresults from other people appreciated. Confirmed here. Thanks for sharing :-) Roland. -- Roland Mas Un clavier azerty en vaut deux. ___ Openmoko community mailing list community@lists.openmoko.org http://l

Re: Reason for GPS problems found!

2008-07-15 Thread Marcus Bauer
Confirming this too. Under decent conditions first TTFF 130s, then after a power down/power up it was ~40secs. Never saw it that fast on the Neo1973. Excellent! Well, more or less :o) On Tue, 2008-07-15 at 12:42 +0200, thomasg wrote: > Hi ppl, > > I write this to community, not to devel or own

Re: Reason for GPS problems found!

2008-07-15 Thread Rune Gangstø
Confirm. I've got a fix in 41secs (TTFF 41) Thanks for the great sharing :D The bad thing is the SD card :S 2008/7/15 Marcus Bauer <[EMAIL PROTECTED]>: > > Confirming this too. Under decent conditions first TTFF 130s, then after > a power down/power up it was ~40secs. Never saw it that fast on th

Re: Reason for GPS problems found!

2008-07-15 Thread thomasg
To be correct: not the card, the reader :) We checked it with some different Sandisk models and the card from OM (also standard-SD and SDHC), so the card itself cannot be the fault. On Tue, Jul 15, 2008 at 1:43 PM, Rune Gangstø <[EMAIL PROTECTED]> wrote: > Confirm. > I've got a fix in 41secs (TTF

Re: Reason for GPS problems found!

2008-07-15 Thread Marcus Bauer
On Tue, 2008-07-15 at 12:42 +0200, thomasg wrote: > First results show at the same devices, even outdoor, that there is no > fix in over 400 seconds with SD card, the signal seems to be at least > 10 to 20 dB worse (so bad, that most satellites don't even appear). confirming this too. I never saw

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
grr .. confirmed here too on my neo1973 .. without SD card, GPS fix happens in 30 seconds, with SD card .. well, its not found one yet after 10 minutes. note: i am indoors about a meter from the window .. this indicates, also, a problem in the factory test procedure. are SD cards tested in

Re: Reason for GPS problems found!

2008-07-15 Thread thomasg
On the 1973?! None of us can confirm this, our 1973 are mostly ok, only the Freerunners make problems. On Tue, Jul 15, 2008 at 1:53 PM, Jay Vaughan <[EMAIL PROTECTED]> wrote: > grr .. confirmed here too on my neo1973 .. without SD card, GPS fix > happens in 30 seconds, with SD card .. well, its n

Re: Reason for GPS problems found!

2008-07-15 Thread Ole Kliemann
On Tue, Jul 15, 2008 at 01:52:36PM +0200, Marcus Bauer wrote: > who needs SD cards anyway ;-p I need it for one single reason... to store map data for gps... o_0 pgpP87gy2VgHR.pgp Description: PGP signature ___ Openmoko community mailing list community

Re: Reason for GPS problems found!

2008-07-15 Thread Mikko Rauhala
ti, 2008-07-15 kello 13:58 +, Ole Kliemann kirjoitti: > On Tue, Jul 15, 2008 at 01:52:36PM +0200, Marcus Bauer wrote: > > who needs SD cards anyway ;-p > > I need it for one single reason... to store map data for gps... o_0 Indeed that's a biggie... Here's hoping any kludgy but not-very-cumbe

Re: Reason for GPS problems found!

2008-07-15 Thread Tilman Baumann
Jay Vaughan wrote: > grr .. confirmed here too on my neo1973 .. without SD card, GPS fix > happens in 30 seconds, with SD card .. well, its not found one yet > after 10 minutes. note: i am indoors about a meter from the window .. Not sure i can confirm this with mine. (GTA01) Time to fix was

Re: Reason for GPS problems found!

2008-07-15 Thread Jeffrey Ratcliffe
2008/7/15 Mikko Rauhala <[EMAIL PROTECTED]>: > Indeed that's a biggie... Here's hoping any kludgy but > not-very-cumbersome fix will be found. (Let's wrap the µSD in tinfoil!) Or an external antenna? Regards Jeff ___ Openmoko community mailing list com

Re: Reason for GPS problems found!

2008-07-15 Thread Brian C
thomasg wrote: > The problem only occurs if a SD card is set in. Doesn't matter if it's > mounted or in use, it just has to sit in the socket. > Testresults from other people appreciated. I can also confirm this. I never got a fix on FreeRunner before, even leaving it on all night (albeit indoor

Re: Reason for GPS problems found!

2008-07-15 Thread Al Johnson
On Tuesday 15 July 2008, thomasg wrote: > Hi ppl, > > I write this to community, not to devel or owners because everyone should > know: > *sbeh*, one of the people in #neo1973-germany IRC-channel found the reason > for the GPS problems. > The problem only occurs if a SD card is set in. Doesn't matt

Re: Reason for GPS problems found!

2008-07-15 Thread Bumbl
I can give confirmation too. Without microSD card I got a fix in 53s. With the microSD card I neither got a fix nor even got a single satellite to show up although I tried it at different locations (even on the highest point nearby with hardly any buildings and good weather conditions) thomasg

Re: Reason for GPS problems found!

2008-07-15 Thread Gerald A
On Tue, Jul 15, 2008 at 7:53 AM, Jay Vaughan <[EMAIL PROTECTED]> wrote: > grr .. confirmed here too on my neo1973 .. without SD card, GPS fix > happens in 30 seconds, with SD card .. well, its not found one yet > after 10 minutes. note: i am indoors about a meter from the window .. Did you say

Re: Reason for GPS problems found!

2008-07-15 Thread Søren Kristiansen
It's indeed sad that it's the SD reader that's causing the problems, but at least the problem has been found now. It will be much easier to find a decent solution that allows the SD card to remain in the card reader. I just hope it can be fixed at home with some soldering or a homemade EMC-shield.

RE: Reason for GPS problems found!

2008-07-15 Thread Crane, Matthew
AM To: List for Openmoko community discussion Subject: Re: Reason for GPS problems found! It's indeed sad that it's the SD reader that's causing the problems, but at least the problem has been found now. It will be much easier to find a decent solution that allows the SD card t

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
wrong! won't help, don't try! /j signature.asc Description: This is a digitally signed message part. ___ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb Mikko Rauhala: > not-very-cumbersome fix will be found. (Let's wrap the µSD in tinfoil!) probably won't help. Be careful not to short anything /j signature.asc Description: This is a digitally signed message part. ___ Openmo

Re: Reason for GPS problems found!

2008-07-15 Thread David Samblas Martinez
What not to try the soldering or try to shield the sd? both? --- El mar, 15/7/08, Joerg Reisenweber <[EMAIL PROTECTED]> escribió: > De: Joerg Reisenweber <[EMAIL PROTECTED]> > Asunto: Re: Reason for GPS problems found! > Para: community@lists.openmoko.org > CC:

Re: Reason for GPS problems found!

2008-07-15 Thread Yaroslav Halchenko
indeed, especially since I see possibility for it to be twofold: if it is not purely an issue of SD card in place putting physical stress on the board somehow (would be worth checking with dummy plastic insert instead of real SD card), it means that 1. either SD card is powered all the time (whic

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> On the 1973?! Yup. > None of us can confirm this, our 1973 are mostly ok, only the > Freerunners make problems. I do not have a Freerunner yet. But for sure, without the SD card in, GPS seems to acquire faster. ; -- Jay Vaughan ___ Openmo

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> Did you say 1973, but mean Freerunner? > No, I've only got a neo1973, and yes, it takes ages to aquire a fix. > I'm capturing GPS traces on my 1973 on a regular basis, and always > have an SD > card of one sort of other in. After a power on, TTFF can be a couple > minutes, and then > the ne

Re: Reason for GPS problems found!

2008-07-15 Thread Yaroslav Halchenko
I guess the best would be to wait for OM engineering team to localize the actual problem -- the source of EM noise or god knows what else leads to the demolished GPS signal -- may be some other part has to be shielded, not SD card itself (some capacitor or chip on the path from SD to chip is noisy

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> It's indeed sad that it's the SD reader that's causing the problems, > but at least the problem has been found now. It will be much easier > to find a decent solution that allows the SD card to remain in the > card reader. I just hope it can be fixed at home with some soldering > or a hom

Re: Reason for GPS problems found!

2008-07-15 Thread Alejandro Enrique
This issue does not look good. Is there someone in Openmoko or FIC aware of it? If it is something that has to be fixed in hardware it may have a big impact in the project at this stage. I hope there will be some software workaround for this. 2008/7/15 Jay Vaughan <[EMAIL PROTECTED]>: >> On the

Re: Reason for GPS problems found!

2008-07-15 Thread Yorick Moko
they know about it now (joerg even replied in this thread, he's a member) On Tue, Jul 15, 2008 at 4:30 PM, Alejandro Enrique <[EMAIL PROTECTED]> wrote: > This issue does not look good. Is there someone in Openmoko or FIC aware of > it? > > If it is something that has to be fixed in hardware it ma

Re: Reason for GPS problems found!

2008-07-15 Thread Tilman Baumann
Ken Young wrote: > Joerg Reisenweber (joerg at openmoko.org) wrote: > >> wrong! >> won't help, don't try! >> /j > > That's a bit cryptic - what are you saying is wrong? It it the > idea of removing the shielding, That of course. Even if it is a good idea to test. No one should suggest to rip

Re: Reason for GPS problems found!

2008-07-15 Thread Peter Trapp
> Von: "thomasg" <[EMAIL PROTECTED]> > On the 1973?! > None of us can confirm this, our 1973 are mostly ok, only the > Freerunners make problems. I had also big problems getting a fix with the 1973 (I only had a fix once). I will try my 1973 and FR against this issue. Thx for the hint! -homyx

Re: Reason for GPS problems found!

2008-07-15 Thread Eildert Groeneveld
Yes, TTFF less than 2min with the SD card removed. E ___ Openmoko community mailing list community@lists.openmoko.org http://lists.openmoko.org/mailman/listinfo/community

Re: Reason for GPS problems found!

2008-07-15 Thread Olivier Migeot
Maybe we should only insert the card once the fix is acquired. At least at times where we want to use both GPS and SD. Not much of a solution, but it still act as a workaround (provided the GPS is able to keep the fix once the SD is re-inserted). On Tue, Jul 15, 2008 at 4:56 PM, Eildert Groeneveld

Re: Reason for GPS problems found!

2008-07-15 Thread ian douglas
Considering you need to remove the battery and SIM to install a microSD card, probably not :o) Olivier Migeot wrote: > Maybe we should only insert the card once the fix is acquired. At > least at times where we want to use both GPS and SD. Not much of a > solution, but it still act as a workaround

Re: Reason for GPS problems found!

2008-07-15 Thread arne anka
> Maybe we should only insert the card once the fix is acquired. At > least at times where we want to use both GPS and SD. Not much of a > solution, but it still act as a workaround (provided the GPS is able > to keep the fix once the SD is re-inserted). inserting the sd card requires the batter

Re: Reason for GPS problems found!

2008-07-15 Thread Simonas Leleiva
you can go around the removing battery part if you power FR over USB. Are you sure you have to remove also SIM? -- sledge, not a FR owner yet On Tue, Jul 15, 2008 at 5:02 PM, ian douglas <[EMAIL PROTECTED]> wrote: > Considering you need to remove the battery and SIM to install a microSD > card,

Re: Reason for GPS problems found!

2008-07-15 Thread Travis Tabbal
*sigh* If a fix isn't found for this, I guess I'm waiting till the next version. I need GPS and SD at the same time. Hopefully the OM team can provide a simple fix as it seems to be a hardware issue. ___ Openmoko community mailing list community@lists.op

Re: Reason for GPS problems found!

2008-07-15 Thread Simonas Leleiva
On Tue, Jul 15, 2008 at 5:11 PM, Travis Tabbal <[EMAIL PROTECTED]> wrote: > *sigh* Me, too :( > > If a fix isn't found for this, I guess I'm waiting till the next version. I > need GPS and SD at the same time. Hopefully the OM team can provide a simple > fix as it seems to be a hardware issue. >

Re: Reason for GPS problems found!

2008-07-15 Thread W. B. Kranendonk
--- On Tue, 7/15/08, Olivier Migeot <[EMAIL PROTECTED]> wrote: > Maybe we should only insert the card once the fix is > acquired. At > least at times where we want to use both GPS and SD. Not > much of a > solution, It takes removal of the battery to insert the SD, so it's a bit of a cumbersome

Re: Reason for GPS problems found!

2008-07-15 Thread smurfy - phil
not the best but a better (than reinserting the sd card on the fly) is using a external antenna. Phil > *sigh* > > If a fix isn't found for this, I guess I'm waiting till the next version. I > need GPS and SD at the same time. Hopefully the OM team can provide a simple > fix as it seems to be a h

Re: Reason for GPS problems found!

2008-07-15 Thread Torfinn Ingolfsen
Hello, On Tue, Jul 15, 2008 at 12:42 PM, thomasg <[EMAIL PROTECTED]> wrote: > We'll do more tests later, but for now we surely know what's causing the > problem (and it seems to be a EMC problem). Why does people seem to think it's an EMC problem? Ill hazard a guess here (and I haven't even seen

Re: Reason for GPS problems found!

2008-07-15 Thread Yogiz
This is something I really love about this project. if it were closed source, the problem might not have been found in months. All it takes is a sufficient community and we've already located the problem. Hopefully it has easy enough of a fix that we don't have to resend our Freerunners for repairs

Re: Reason for GPS problems found!

2008-07-15 Thread Greg Bonett
Are the actual circuit schematics and board layouts for the FR available? Does anyone know of good open source circuit simulation/RF software? Also, depending on whats going on with the SD card issue, the easiest workaround might be to design a small external antenna (I think someone mentioned a

Re: Reason for GPS problems found!

2008-07-15 Thread ian douglas
For those that follow the devel and commitlog lists, there was a patch submitted by Andy Green @ Openmoko on the 13th suggesting that an increase in voltage to the GPS workings might help. I haven't tried this myself. The note attached said: "GPS internal antenna issue appears to respond positi

Re: Reason for GPS problems found!

2008-07-15 Thread Yaroslav Halchenko
well -- one of the reasons to suspect EMC is that GPS internal antenna connector (being not far from external antenna connector as well) is barely not touching (or may be actually it does) the cradle for SD+SIM: look here http://wiki.openmoko.org/wiki/Neo_FreeRunner_GTA02_Hardware so it is in a ve

Re: Reason for GPS problems found!

2008-07-15 Thread Chris
thomasg wrote: > Testresults from other people appreciated. > I can confirm this, I get a fix in about 90s without SD-card. I wasn't able to get a fix before this with the internal antenna. I can confirm the better signal of about 20dbm, too. ___ Openm

Re: Reason for GPS problems found!

2008-07-15 Thread Yaroslav Halchenko
I am not sure what you are talking about -- wouldn't you be able to remove SD card in 'closed-source' phone and to see that GPS signal is boosted? It just takes ingenuity of Germans to localize the problem in a timely manner ;-) either having freerunner opensource is that great we would see if the

Re: Reason for GPS problems found!

2008-07-15 Thread Travis Tabbal
On Tue, Jul 15, 2008 at 9:19 AM, smurfy - phil <[EMAIL PROTECTED]> wrote: > not the best but a better (than reinserting the sd card on the fly) is > using a external antenna. > Not really an acceptable option for many. External GPS antennas are cumbersome beasts when used on a mobile device like

Re: Reason for GPS problems found!

2008-07-15 Thread Christoph Anton Mitterer
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 (w

Re: Reason for GPS problems found!

2008-07-15 Thread nick loeve
Hi On Tue, Jul 15, 2008 at 5:05 PM, arne anka <[EMAIL PROTECTED]> wrote: >> Maybe we should only insert the card once the fix is acquired. At >> least at times where we want to use both GPS and SD. Not much of a >> solution, but it still act as a workaround (provided the GPS is able >> to keep the

Re: Reason for GPS problems found!

2008-07-15 Thread Yogiz
> I am not sure what you are talking about -- wouldn't you be able to > remove SD card in 'closed-source' phone and to see that GPS signal is > boosted? It just takes ingenuity of Germans to localize the problem > in a timely manner ;-) Of course that would be possible, but there really isn't that

Re: Reason for GPS problems found!

2008-07-15 Thread Neng-Yu Tu (Tony Tu)
Hi Jay: > Bummer that it was not discovered sooner, though. I really have to > ask this question: did the hardware rev's of GTA02 get tested with SD > card + GPS together? Yes, factory test case did use boot from SD function and test sim with battery in the assembly stage. The test itself

Re: Reason for GPS problems found!

2008-07-15 Thread 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 th

Re: Reason for GPS problems found!

2008-07-15 Thread Timo Jyrinki
2008/7/15 nick loeve <[EMAIL PROTECTED]>: > Using my account details and current location i can get agps data > loaded, but it still makes no difference for me getting a fix if the > sd card is still in place. Yes, that doesn't help getting the fixes. However I did find that if I managed to get a

Re: Reason for GPS problems found!

2008-07-15 Thread 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 th

Re: Reason for GPS problems found!

2008-07-15 Thread Torfinn Ingolfsen
More info. I have tested outside now. Typical TTFF for my device (FreeRunner) is in the range 41 - 57 seconds. That is after power on FreeRunner, start openmoko-agpsui, "press START button" (which is actually named "power on"). Now the FreeRunner even can see satellites when I'm inside of my apart

Re: Reason for GPS problems found!

2008-07-15 Thread Dirk Bergstrom
thomasg wrote: > First results show at the same devices, even outdoor, that there is no fix > in over 400 seconds with SD card, the signal seems to be at least 10 to 20 > dB worse (so bad, that most satellites don't even appear). I did one test w/o the SD card, and it was 96 seconds TTFF, with ave

Re: Reason for GPS problems found!

2008-07-15 Thread Kalle Happonen
Yaroslav Halchenko wrote: > indeed, especially since I see possibility for it to be twofold: if it > is not purely an issue of SD card in place putting physical stress on > the board somehow (would be worth checking with dummy plastic > insert instead of real SD card), it means that > > I just

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> Factory GPS testing is in same station, external first then internal. With SD and without SD for both cases? > Internal testing signal is amplified higher, initial intention is for > fast test result and improve test stability. But seems slow test > result > and test instability comes from SD

Re: Reason for GPS problems found!

2008-07-15 Thread Kelvie Wong
On Tue, Jul 15, 2008 at 10:12 AM, Neng-Yu Tu (Tony Tu) <[EMAIL PROTECTED]> wrote: > The Glamo is really our pain in the ass, lots GTA02 evil's source and > delay root cause. Actually, SD card function was verified very lated due > to lack of original vendor support, and finally got SD card works un

Re: Reason for GPS problems found!

2008-07-15 Thread Yaroslav Halchenko
Thanks for trying/reporting. 1st wild guess was wrong and that is good I guess ;-) > I just ran three tests. Without SD card, with SD card with tape over the > contacts, and SD card normally. This doesn't seem to be mechanical, > since the first two cases got fixes in ~45 seconds, and with the

Re: Reason for GPS problems found!

2008-07-15 Thread Al Johnson
On Tuesday 15 July 2008, Kalle Happonen wrote: > Yaroslav Halchenko wrote: > > indeed, especially since I see possibility for it to be twofold: if it > > is not purely an issue of SD card in place putting physical stress on > > the board somehow (would be worth checking with dummy plastic > > inser

Re: Reason for GPS problems found!

2008-07-15 Thread Kyle Gordon
ian douglas wrote: > For those that follow the devel and commitlog lists, there was a patch > submitted by Andy Green @ Openmoko on the 13th suggesting that an > increase in voltage to the GPS workings might help. I haven't tried this > myself. > > The note attached said: > "GPS internal antenn

Re: Reason for GPS problems found!

2008-07-15 Thread Yaroslav Halchenko
> The note attached said: > "GPS internal antenna issue appears to respond positively to cranking > RF_3V to 3.6V from 3.0V." > Perhaps Torfinn's last Email was right: it may not be an EMC problem but > a lack of voltage? well... you could look at those results from the other side as well: it i

Re: Reason for GPS problems found!

2008-07-15 Thread ian douglas
Yaroslav Halchenko wrote: >> The note attached said: >> "GPS internal antenna issue appears to respond positively to cranking >> RF_3V to 3.6V from 3.0V." > > it is a SNR issue for sure, and to boost SNR you either > boost signal (which is what voltage raise does) or you reduce noise > (which wha

Re: Reason for GPS problems found!

2008-07-15 Thread Atilla Filiz
A small piece of plastic as a switch for SD, how about that? On Tue, Jul 15, 2008 at 11:37 PM, Yaroslav Halchenko wrote: > > The note attached said: > > "GPS internal antenna issue appears to respond positively to cranking > > RF_3V to 3.6V from 3.0V." > > > Perhaps Torfinn's last Email was righ

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb ian douglas: > For those that follow the devel and commitlog lists, there was a patch > submitted by Andy Green @ Openmoko on the 13th suggesting that an > increase in voltage to the GPS workings might help. I haven't tried this > myself. > > The note attached said:

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
exactly! Am Di 15. Juli 2008 schrieb Yaroslav Halchenko: > > The note attached said: > > "GPS internal antenna issue appears to respond positively to cranking > > RF_3V to 3.6V from 3.0V." > > > Perhaps Torfinn's last Email was right: it may not be an EMC problem but > > a lack of voltage? > w

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
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 /j Am Di 15. Juli 2008 schrieb Gary Oliver: > Tried the GPS l

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb Ken Young: > > Joerg Reisenweber (joerg at openmoko.org) wrote: > > > wrong! > > won't help, don't try! > > /j > > That's a bit cryptic - what are you saying is wrong? It it the > idea of removing the shielding, or the claim that the GPS performance > improves dram

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb Travis Tabbal: > On Tue, Jul 15, 2008 at 9:19 AM, smurfy - phil <[EMAIL PROTECTED]> wrote: > > > not the best but a better (than reinserting the sd card on the fly) is > > using a external antenna. > > > > > Not really an acceptable option for many. External GPS ante

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb Timo Jyrinki: > 2008/7/15 nick loeve <[EMAIL PROTECTED]>: > > Using my account details and current location i can get agps data > > loaded, but it still makes no difference for me getting a fix if the > > sd card is still in place. > > Yes, that doesn't help getting th

Re: Reason for GPS problems found!

2008-07-15 Thread BlueStar88
thomasg schrieb: Testresults from other people appreciated. Confirmed, got a fix now: http://xenobite.eu/Images/GTA02/GPS1.JPG http://xenobite.eu/Images/GTA02/GPS2.JPG http://xenobite.eu/Images/GTA02/GPS3.JPG Awesome perception! But no SD-card, no maps... Greets -- BlueStar88 _

Re: Reason for GPS problems found!

2008-07-15 Thread Jonathan Spooner
With the greatest respect I think people have good reason to *complain*. Looking at these lists I'd bet there are more system engineers and developers than *ordinary* users why? because we saw a device that was open and accepted the fact that the software was in its infancy and perhaps rel

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
On Jul 15, 2008, at 10:55 PM, Joerg Reisenweber wrote: > It's the *internal* antenna connector, which you actually should > know if you > really fixed it the way you told ;-) Why wouldn't he have done it the way he said he'd done it? Sceptical much? > Stay tuned for a fix. stay tuned for fu

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> I *really* don't like very much those people who start whining and > complaining > when the problem is dissected and solution is near. > Just let me crawl thru the ~150 posts regarding GPS from today, and > then we'll > come up with some statement that will stop that whining :-) I think you

Re: Reason for GPS problems found!

2008-07-15 Thread Michele Renda
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 But acconding you, OM team is happy because there is a hardware bug in Freerunner? I am one of the persons that just bougth a 350 EURO phone: when I bought the phone I was already knowing that was not an End User device. They tried to make the hardwa

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb thomasg: > Hi ppl, > > I write this to community, not to devel or owners because everyone should > know: > *sbeh*, one of the people in #neo1973-germany IRC-channel found the reason > for the GPS problems. > The problem only occurs if a SD card is set in. Doesn't matte

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb Jonathan Spooner: > but one thing that was not expected was that people would > be spending money on a device that could have potential hardware > issues. You're kidding, no? You ever bought a piece of HW you were guaranteed there is *definitively* no hardware bug i

Re: Reason for GPS problems found!

2008-07-15 Thread Jay Vaughan
> You ever bought a piece of HW you were guaranteed there is > *definitively* no > hardware bug in it? None, or you get a billion$? > c'mon! > Ever heard of Consumers rights? Lemon Laws? You can't sell hardware that you know has bugs in it, legally, in many places around the world. >> Perh

RE: Reason for GPS problems found!

2008-07-15 Thread Robert Horton
> -Original Message- > From: [EMAIL PROTECTED] [mailto:community- > [EMAIL PROTECTED] On Behalf Of Joerg Reisenweber > Sent: Tuesday, July 15, 2008 4:29 PM > To: community@lists.openmoko.org > Cc: thomasg > Subject: Re: Reason for GPS problems found! > > A

Re: Reason for GPS problems found!

2008-07-15 Thread Torfinn Ingolfsen
Hello, On Tue, Jul 15, 2008 at 11:29 PM, Joerg Reisenweber <[EMAIL PROTECTED]> wrote: > So we can assume this is pretty confirmed by quite some reports now. > Thanks to community for the awesome help on this! And from a community member to you and the rest of the Openmoko team; thanks for keeping

Re: Reason for GPS problems found!

2008-07-15 Thread Michele Renda
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Joerg Reisenweber wrote: > Please stay tuned and be patient, we'll come up with news *really soon*. ... we are here waiting for *special effects* :) -BEGIN PGP SIGNATURE- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Using GnuPG with Fedora - htt

Re: Reason for GPS problems found!

2008-07-15 Thread Joerg Reisenweber
Am Di 15. Juli 2008 schrieb Jay Vaughan: > > You ever bought a piece of HW you were guaranteed there is > > *definitively* no > > hardware bug in it? None, or you get a billion$? > > c'mon! > > > > Ever heard of Consumers rights? Lemon Laws? You can't sell hardware > that you know has bugs

Re: Reason for GPS problems found!

2008-07-15 Thread Mikko Rauhala
ti, 2008-07-15 kello 23:29 +0200, Joerg Reisenweber kirjoitti: > The good news: *IF* all pans out, there's (or soon will be) a new kernel at > Andy branch that stops SD-card clock when SDcard is idle. We hope this will > almost cure the problem, at least reduce it to sth like "you can't GPS while

Re: Reason for GPS problems found!

2008-07-15 Thread Christoph Anton Mitterer
Hi Jörg. "Great" news... thanks for your update :-) On Tue, 2008-07-15 at 23:29 +0200, Joerg Reisenweber wrote: > We're about to verify a hw-fix so you could even watch video and still have > GPS positioning during that. What would a hardware fix mean? Recall all the devices? Let the users repai

Re: Reason for GPS problems found!

2008-07-15 Thread François TOURDE
Le 14075ième jour après Epoch, Jay Vaughan écrivait: >> You ever bought a piece of HW you were guaranteed there is >> *definitively* no >> hardware bug in it? None, or you get a billion$? >> c'mon! >> > > Ever heard of Consumers rights? Lemon Laws? You can't sell hardware > that you know has

Re: Reason for GPS problems found!

2008-07-15 Thread Hugo Mills
On Tue, Jul 15, 2008 at 04:50:50PM -0500, Robert Horton wrote: > Thanks for all this fast testing and great work. I was worried when there > was silence. I suspect that a large chunk of the silence was down to the fact that the OpenMoko people are in California, so they wouldn't have got to wor

Re: Reason for GPS problems found!

2008-07-15 Thread Flemming Richter Mikkelsen
On 2008-07-15, Joerg Reisenweber <[EMAIL PROTECTED]> wrote: > Am Di 15. Juli 2008 schrieb Jonathan Spooner: [...] > > Perhaps those complaining are those who can least afford to > > blow $399. > That's why I say I don't like those people. They never noticed the bug, and > when we are about to disc

Re: Reason for GPS problems found!

2008-07-15 Thread Steven Kurylo
On Tue, Jul 15, 2008 at 3:33 PM, Hugo Mills <[EMAIL PROTECTED]> wrote: > On Tue, Jul 15, 2008 at 04:50:50PM -0500, Robert Horton wrote: >> Thanks for all this fast testing and great work. I was worried when there >> was silence. > > I suspect that a large chunk of the silence was down to the fact

RE: Reason for GPS problems found!

2008-07-15 Thread Robert Horton
Reisenweber Sent: Tuesday, July 15, 2008 5:03 PM To: community@lists.openmoko.org Cc: Jay Vaughan; Jonathan Spooner Subject: Re: Reason for GPS problems found! Am Di 15. Juli 2008 schrieb Jay Vaughan: > > You ever bought a piece of HW you were guaranteed there is > > *definitively* no

Re: Reason for GPS problems found!

2008-07-15 Thread ian douglas
Hugo Mills wrote: > I think they've done pretty damn well > to get a plausible fix out of the door inside a day. Well, more than a day. The development list has had patch info from Andy Green over a few days outlining his testing on voltage increases and decreases on the GPS and Sd circuits. Stil

RE: Reason for GPS problems found!

2008-07-15 Thread Robert Horton
> -Original Message- > From: [EMAIL PROTECTED] [mailto:community- > [EMAIL PROTECTED] On Behalf Of Hugo Mills > Sent: Tuesday, July 15, 2008 5:34 PM > To: List for Openmoko community discussion > Subject: Re: Reason for GPS problems found! > > On Tue, Jul 15,

Re: Reason for GPS problems found!

2008-07-15 Thread Christoph Anton Mitterer
On Wed, 2008-07-16 at 00:37 +0200, Flemming Richter Mikkelsen wrote: > This GPS problem shows a lot about the community vs openmoko. > Some try to help (developers?) > Some complain (regular users?) *G* > But what is really amazing is that a fix is almost ready right after > the problem was addre

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