[Think-Tank] Fixing our GPS? - G1 Android Development

I have been having issues with getting my GPS to work. I have tried installing the latest Radios and changing roms, wiping and rebooting...all kinds of things and when I try to use the navigate feature in the maps application, it says 'searching for gps...' forever. Any suggestions? What can we do? I know I am not the only one with this issue...

It works but its just been flaky since I went to Eclair/Froyo roms.
Never had any of these issues with the early donut stuff. So I consider it related to that.

No real need for a "think tank" on this subject - the G1 GPS has worked great since the Donut update and last couple radio updates. The problem is more than likely due to using a ROM that was never intended to be used on our G1s.

Shrivel said:
No real need for a "think tank" on this subject - the G1 GPS has worked great since the Donut update and last couple radio updates. The problem is more than likely due to using a ROM that was never intended to be used on our G1s.
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so are you saying that by using a ROM that was never intended to be used on our G1's that my gps is now broken? Or under that ROM it is unusable ?... Also, is your GPS turn by turn navigation working fine? Mine has not been working for a while now, and I have searched and asked alot and have not been able to fix it with any of the suggestions, so I was hoping by starting this thread we could get a solution or some solutions going...

What phone u got n which Tom are u currently using

Never mind white g1 on super e that's strange man I just used it female BK to silver spring. MD I'm on. Cy rc2 are updated to 440??

I am using cyanogrn 6.0 rc2 and my gps works perfectly.
Sent from my HTC Dream using XDA App

mine works pretty decent....

I suggest to anyone trying to diagnose GPS issues, don't bother for the next couple days...
http://science.slashdot.org/article.pl?sid=10/08/02/2028228
Mine was working perfectly on CM5.0.8 but in the past few days it's been locating me several hundred miles from my true position, without any software changes. I think we're just in for a period of noisy signal...

actually i can confirm having similar issues... it seems like the antenna is disconnected or sth... the gps chip seems to be found, no errors on that unlike on a diff. G1 i checked that had it disconnected, which gave me problems there already. also it finds satellites but only up to 3 which is not enough for location correlation... so i guess our problem is a hardware thing... unfortunately

i admit, since moving to eclair and froyo my gps has been very temperamental. It is so undependable, if i leave the house in a hurry i am screwed. I have to leave the gps on for a while to get a lock then i can leave the house.

Mines working perfect. However, if you find yourself constantly needing the use of navigation, then I suggest you go buy an actual GPS. Yes, your phone can DO IT, but it's not the main function of your phone. You shouldn't rely on your phone for an extra function. I usually only result to phone navigation when I need to get somewhere quick and right then and have absolutely no idea where its at or how to even get close to it. I've maybe used it 4 times. Every time I use it, it works perfectly for me.
As lbcoder said, many things can block or interfere with your GPS signal. Have any of you tested somewhere very spacious and open with no buildings or anything? You may be surprised at how much a difference outside can make. Mine generally does ok inside, but works much better outside. This is true for generally everywhere for me.

r3s-rt said:
Mines working perfect. However, if you find yourself constantly needing the use of navigation, then I suggest you go buy an actual GPS. Yes, your phone can DO IT, but it's not the main function of your phone. You shouldn't rely on your phone for an extra function. I usually only result to phone navigation when I need to get somewhere quick and right then and have absolutely no idea where its at or how to even get close to it. I've maybe used it 4 times. Every time I use it, it works perfectly for me.
As lbcoder said, many things can block or interfere with your GPS signal. Have any of you tested somewhere very spacious and open with no buildings or anything? You may be surprised at how much a difference outside can make. Mine generally does ok inside, but works much better outside. This is true for generally everywhere for me.
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I do not live near any tall buildings at all (the closest tall building is at least a mile or a 1/2 a mile away.

Is the antennae in place (exposed, like a small shinny screw just left of the sim card)? It’s fathomable the antennae slipped ajar or even fell out, especially if you’ve tinkered at all with it’ guts.
Regards, PK

pk2 said:
Is the antennae in place (exposed, like a small shinny screw just left of the sim card)? It’s fathomable the antennae slipped ajar or even fell out, especially if you’ve tinkered at all with it’ guts.
Regards, PK
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Click to collapse
No, it is not exposed. I was thinking the same thing, but the guts have never been messed with.
I was trying to revert it back to stock the other day to see if that would change it, but I could not even find the right donut file to download.
I have the latest radio, I dont know about the SPL though (I will check when im done writing this...) and the ROM that I am currently using is Super F test 2, but I have had this issue with every other ROM...
Maybe there is a ROM or ROM/ Radio/ SPL combination that someone could suggest? (I dont know if that will even work for me though, but thanks in advance)

Like I said before, I found my gps to work much better on Donut. Try Super D 1.9.3 or enoms official donut. I never had issues with those.
Sent from my Chromatic Dream using XDA App

G1ForFun said:
Like I said before, I found my gps to work much better on Donut. Try Super D 1.9.3 or enoms official donut. I never had issues with those.
Sent from my Chromatic Dream using XDA App
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are you referring to Turn by Turn navigation GPS?

Like I said, get a GPS system. You shouldn't depend on your phone for something like this. You should only depend on your phone to make phone calls.
You can try Donut. If you want to unroot here:
http://tinyurl.com/yenhdpx
Extract that, place on root of sdcard, and boot holding camera. It will detect it and ask you the press send. If you press send, you will start reverting to stock 1.0. Cupcake must be updated through a new recovery.

erebusting said:
are you referring to Turn by Turn navigation GPS?
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I am referring to the GPS used in maps that is turned on by either the power widget or via settings/location/ use GPS.

G1ForFun said:
I am referring to the GPS used in maps that is turned on by either the power widget or via settings/location/ use GPS.
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ok yeah that is what I was talking about, but...you know say in maps, when you get directions then tap on 'navigate' and then it opens 'google navigation' ...that is where I have the GPS problem...it will locate me fine but wont give me turn by turn directions as a true pure GPS device would, it just says "searching for GPS..." forever...even if I leave it over night.

Related

[Q] Did v2.2 fix your GPS?

I was really hoping it would, but after installing Cognition v2.2 BETA5.5. my GPS is no better. I really miss this feature.
If others are having this fix theirs than I need to see about getting new hardware. If not, then ... I don't know.... Start shopping for another (not a Samsung) phone?
Phredeee said:
I was really hoping it would, but after installing Cognition v2.2 BETA5.5. my GPS is no better. I really miss this feature.
If others are having this fix theirs than I need to see about getting new hardware. If not, then ... I don't know.... Start shopping for another (not a Samsung) phone?
Click to expand...
Click to collapse
2.2 helped my GPS immensely though it was already decent before hand.
and not to be a PITA but the really shouldn't be in the dev forum, shoulda posted it in the Q&A one.
This belongs in general.
That aside, froyo is better than stock but not fixed.
Sent from my SAMSUNG-SGH-I897 using XDA App
cropythy said:
This belongs in general.
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I put it here since froyo is not official yet. Thus a development topic.
Thanks for the response.
Phredeee said:
I put it here since froyo is not official yet. Thus a development topic.
Thanks for the response.
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Google maps still can't get a fix very well, but its a software issue, my tracks shows that my gps has near perfect accuracy, sensor assist in settings does not work, it only makes the run on arrow, and driving through the woods worse.
Once you get a good fix in google maps you should then get fixes faster but the initial fix may take a while. Getting a fix with other software first seems to help, but may be coincidental.
Before you go trading in the phone make sure you do a clean install, master clear in odin one click, then odin flash jf6, then upgrade, either with odin or via clockwork mod recovery.
Sent from my SAMSUNG-SGH-I897 using Tapatalk
Didn't really fix it for me. It takes a long time to get a fix and once I get it, it would lose the fix within a few seconds.
I'm not using a window mount so the GPS signal has to go through the roof of my car. That may or may not affect it.
Didn't fix it at all for me. Very frustrating.
-Can't get a lock while moving
-Can't get a lock inside
-When I do get a lock it will lose it If I start moving
-Accuracy is waaay off.
2.2 broke my GPS It pretty much worked fine before I updated... now I cant even get a lock!!!
Mine will lock fine if I'm not moving but will not work once I'm moving, so still no navigation. I've heard it works for some so I wonder if there are just alot of hardware issues or what
My advice to you guys is to learn how to tweak lbstestmode settings. You can make your gps a lot better or a lot worse with these settings. Read up on the best settings and apply them to your phone.
Sent from my SAMSUNG-SGH-I897 using XDA App
I gave up on my gps ... I am now "hoping" that the official release fixes it for everyone
update, i previously reported that it had more or less fixed my gps, that was with beta 4. beta 5.5 cant seem to get a fix, bad install im guessing. any number of things could be responsible. and no lbs test mode settings do not fix the gps. i almost wonder if it has something to do with titanium backup which i did not use before. its all purely speculation though.
Using Cognition Froyo 2.2 b5, GPS works almost 100% out of all the apps, google (Nav mostly)is the one with issues but very few now. It just looses me sometimes, usually when going under 20 mph but it does find me again in seconds.
I don't have a dash mount yet (due to questionable GPS) so it sits on the seat next to me in a truck, not the best. My trick is to run GPS test for a minute before I use Nav, seems to work every time. I lock on 7-10 sats in 6 or 7 seconds and they stay locked which never happened before, A lot of the time I'll be locked on 9 to 10 while moving with gps test reporting my speed within 1 mile an hour. I've also noticed that I get very few mistakes from Nav if I turn on the satellite layer, don't know why but works solidly for me when I do that.
This phone couldn't do a thing with gps before I flashed Cog's froyo and I had flashed a lot of different fixes, files, and roms almost bricking the phone a few times but nothing worked like the cognition froyo. I haven't used the jupiter v 006 files neither, no need with the gps working well.
GPS
I'm hoping that there was some parallel development going on and Samsung hasn't included a GPS fix in the leaked Froyo ROM. The GPS is pretty bad now - it's taking forever to obtain a fix again.
With 2.2, mine works fine. It takes a full minute to get a lock that status solid while in motion, but it gets a usable lock in twenty seconds. It's not as good as an iphone, but it's usable. In eclair, it's useless. Most of the time I can't get a lock at all, even if I let it try for a half hour. It will see 8 satellites and not lock a single one. In short, 2.2 has fixed my gps.
Mine has yet to have the GPS functioning well enough to use it.
No
........... 10 chars.
No, not at all.
My old ancient TMO G1 running Edge on ATT had lock on GPS 100% of the time. It was dead accurate and GPS was always on point. Can't say the same about my Captivate.
I'm on my second Captivate. I exchanged my first one thinking it was a hardware issue but alas I've given up. I flashed my phone with a couple different versions of ROMS (but not before trying the OTA Official fix before flashing any customs or rooting) it updated successfully but the GPS was still hella slow.
I'm not sure what's going on but these workarounds and everything absolutely do not work for me at all.
The only time the GPS works is when I turn Wi-Fi on, which defeats the purpose of having a wireless device in my opinion since you won't ALWAYS be around a Wi-Fi network (especially on a highway connected between the middle of nowhere) ...
I drove 450 miles with the GPS on my Captivate using Google Nav. It was pretty darn accurate. Only lost me 3 times the entire trip and by that I mean it went off onto the sideroads that ran parallel with the highway and then immediately came back. I'd have to say that 2.2 definitely fixed my GPS without a doubt.
I recently was having the crazy compass issue where it jumps back and forth. But my gps had always worked well as long as I wasn't moving to fast... I know I know. But cog 5.5 fixed my compass and improved my gps as well. Note I said improved not fixed, lol.
Sent from my SAMSUNG-SGH-I897 using XDA App

Will GPS ever work like it should

Iv had this phone since the day it came out... this phone is awesome in every aspect expect GPS... I had the blackberry bold 9000 and that had an excellent GPS never gave me any issues I'm really thinking of trading my captivate for a torch 9800 ... what I want to know it that is there any hope for this GPS? And when should. We expect it
In a word No. This really seems like a hardware issue. otherwise this would have been taken care of in the subsequent updates. Cappy is a great device but the gps is very hit or miss. Line of sight is very important if that is lost gps loses fix. It seems like a hardware issue no matter what software fix or setting you can use.
No
Sent from my SAMSUNG-SGH-I897 using XDA App
Am I the only one that believes it will with froyo? I'm not giving up!
Sent from my SAMSUNG-SGH-I897 using XDA App
If you guys really want your gps to work there are a couple ways I have found to improve it greatly. This is as close to a fix as i can find out there, and I am somewhat happy with my gps now. I say somewhat because it really should have been totally fixed by now. I am running a i9000 rom with my lbstestmode setting stock except accuracy set to 250 which IMO only makes it lock faster and doesn't affect accuracy. I can usually get a lock accurate to 10-15 m in about 5 sec outside. Navigation tracks well I usually only have one or two hiccups on a 30 mile trip. I have been running this set up for about a month and a half so I am pretty sure it will stick. And btw my gps never got a lock stock no matter what I did if I wasn't using wireless networks. Hope this helps.
Sent from my SAMSUNG-SGH-I897 using XDA App
I don't think its a hardware issue. I am in Canada and the GPs has been working pretty much flawlessly on the Rogers Captivate. You can see other threads and everyone who has had a Rogers Captivate and flashed other ROMS (ie. AT&T) has noted that their GPS turned to crap.
I have had this phone for a month and the GPS has been stable and I get an accurate reading down to (5-10m) in 10 seconds or so.
I believe that it is a driver issue and how it tries to communicate with the software on our phones. Sure each ROM means different software settings, which I think helps tweak the software to work a bit better with the driver, but until they fix the communication between the broadcom chip and Samsung's (or AT&T) software, it won't work like it is supposed to. Samsung so far has only tried to fix it in their software, not the driver.
This explanation also helps explain why some GPS's are better than others. No two phones have the exact same files and settings, even from stock, which can explain variance of GPS.
However, hasn't anyone else noticed that the more we move away from Samsung/AT&T software on our phones and unlock it, the better the GPS seems to get, little by little? I believe there will be no solution from Samsung, but it will just appear in the Dev section here one day, when one person stumbles upon the real communication culprit when messing around on their system.
On perception build three rom. Did juniper fix. I get a lock in under 10 seconds even with heavy cloud cover. Tracks very well too. It can be fixed. But you have to bee willing to mess around a bit.
Sent from my SAMSUNG-SGH-I897 using XDA App
I'm with the OP. I love every single aspect of my phone except the GPS. I LOVE google maps and location based services on the phone. But having them all be crippled is a daily annoyance for me. One person mentioned that the Rogers Captivate works well. Has anyone tried loading a Rogers rom on an AT&T phone?
We all know that GPS issues have affected every initial launch variant of the Galaxy S phones. Is there any version of the phone out there that has gotten an update that fixed the GPS issue for EVERYONE, including TRACKING? If there is, we should be looking into that rom for a fix. If there isn't, I'd say we should be very concerend that a fix will never come.
The GPS will never ever work.
Really too bad for those out there that have GPS not working as expected...I wouldn't be happy either, but since I chgd the supl server to google I've had no problems obtaining a lock-accurate as well..
gmanunited said:
In a word No. This really seems like a hardware issue. otherwise this would have been taken care of in the subsequent updates.
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lol
You're making the giant false assumption that Samsung cares about updating.
mcord11758 said:
juniper
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It's JUPITER, as in, the planet. I tend not to nitpick spelling or grammar but in this case it's really annoying as the first time I heard about this fix I wasted some time searching in vain for JUNIPER (which is a genus of plant), which produces no helpful hits.
I was a non-believer.... The best I ever got was on Stock JH7...
But My GPS is perfect and locks in under 3 seconds on google navigation and tracks perfectly with the Axura Rom.
Last one i tried beta4 worked perfectly. Gonna flash beta5 in the morning and test that out with a long drive tomorrow.
With Axura I have officially left eclair 2.1 in the dust and won't go back due to the over sophistication of Axura. I give it a week or two before it is clearly the most used rom on the Galaxy S line.
I will take a video of my gps and google nav with my wifes blackberry 9700 running os6.
I know my post is unbelievable.. just wait for the video footage.
Krad said:
I will take a video of my gps and google nav with my wifes blackberry 9700 running os6.
I know my post is unbelievable.. just wait for the video footage.
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Anything that incorporates the Jupiter v006 files seems to have significantly improved GPS, including Axura (I'm not 100% sure it uses the Jupiter v006 files but it sure seems like it) and Perception.
I haven't really read of anyone having significant GPS problems once they have any ROM with the Jupiter v006 tweaks or applied it manually themselves, but we'll see as time goes on.
A couple days ago I was in Perception snooping around, and found a GPS settings file in the system that had different settings than in the Jupiter006 file. The Jupiter file was in there, but this file was named something different and a different location, and it used a different supl. I was looking for something else at the time, so I mentally noted it to go back and check it out for testing, but I can't find it now, I looked for it for an hour today. :/
Hmmm..... The GPS locking on is not the problem i get locks with in seconds , what is the problem is accuracy, the gps works NEARLY flawless in locking and accuracy when on a highway or interstate but when driving in the city were streets are close to each other my location jumps around like crazy, im using AXURA beta 5 and ive tried supl.google.com with no luck thanks for all your help everyone, ill look up the Jupiter fix and see if it helps ....I'm not to good with any tweaking other then flashing and lag fix's so if someone can lead me to a tutorial on the Jupiter fix that would really help
JPS81 said:
Anything that incorporates the Jupiter v006 files seems to have significantly improved GPS, including Axura (I'm not 100% sure it uses the Jupiter v006 files but it sure seems like it) and Perception.
I haven't really read of anyone having significant GPS problems once they have any ROM with the Jupiter v006 tweaks or applied it manually themselves, but we'll see as time goes on.
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with perception 4 i had my worst gps problems. I have had good lock times with just about ever rom including stock but with perception 4 i had difficulty acquiring locks period.
Tracking is a bigger issue. I don't believe the gps will ever track perfectly or even close to the performance that it should. Someone claimed their device tracks perfectly with auxura which i haven't tried but will....but again i am skeptical and would be curious exactly how much real-time driving navigation they have tested.
Anytime someone brings up the notion of this being at least partially a hardware issue people say that it just speculation. Asserting that it isn't is no less speculation.
With some of the beastly devices coming (as soon as january...im looking at your terminator aka olympus) not address the serious gps flaw is not good business. So i believe if it could be fixed with firmware it would have been and you wouldn't hear them use words like OPTIMIZE instead of fix/repair. Am i the only one the thinks it seems they realized they can't fix it and are just trying to hold on and sell as many as they can (several places had them free with 2year contract yesterday and this weekend) before the next serious contender hits.
I really don't care for IOS but mapquest + wife's iphone 4 is a good example of how the gps on a phone can and should function in regard to locks and excellent tracking.
Krad said:
I will take a video of my gps and google nav with my wifes blackberry 9700 running os6.
I know my post is unbelievable.. just wait for the video footage.
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Click to collapse
would love to see this. please make sure to use a route with plenty of turns..and some portion of city navigation. I am skeptical that it will track you through every turn as a gps should. Straight line tracking isn't using a problem except for the occasional lag. The tracking problem is it has a serious issue being able to track you accurately enough to know when you had turned 50% or more of the time.
UPDATE
just flashed axura 5 so will give it a brief nav test shortly.
The aesthetics of the settings menu is very nice in this build. I wish they would give up on 3d app drawer though UGLY and SLOW.
Haven't had much time to play with it yet but will report back.
limited testing but might have to eat crow.
FRESH FLASH of AXURA 5
only a 10 mile drive but did incorporated 12-15 turns.
Lock time and accuracy when stationary was great.
Best tracking and turn by turn navigation i have had yet.
Only missed one turn and it corrected itself to actual location much quicker (before when i would turn nav would continue through the intersection and start giving verbal reroutes thinking i was on a different street and then when it would finally think it had correctly re-rerouted it would actually be running parellel to me 1 or 2 blocks off).
Taking this with a grain of salt further testing necessary as i have had promising results with fresh flashed roms before only to have them quickly go to crap within a few days testing. But this is one of the more promising so i will be staying with Axura for now.
The only gps issue that really stood out was a little bit of a lag after you had been completely stationary. Slight Lag pinpointing me on road after i pulled out of driveway and same thing when leaving grocery store parking lot.
PS - are you using the stock gps settings that came with the flash or did you modify anything.

On my second inspire now... And I have gps problems again

I traded in my first Inspire for a replacement after the GPS started working less reliably after a couple weeks.
Now, a couple weeks into owning this one, I am (frustratingly) experiencing weird problems again.
Yesterday I tried using the GPS to navigate to a club in Baltimore... On the way down, I never got a solid gps lock in navigation. And, oddly enough, on the way back home, the lock was rock solid all the way.
I'm beginning to wonder if this is a defect with the Inspire itself, even though I haven't heard of many people having the same problems. The only "weird" thing I do with my GPS is use c:geo, a geocaching application... I'm wondering if this somehow tampers with GPS settings and starts to affect the gps tracking itself?
I do not use a case. I have not rooted or flashed the phone (nor did I on the previous model).. I really can't think about much else that I might be doing that coudl be affecting the gps.
Anyone have any ideas?
magnumforce2006 said:
I traded in my first Inspire for a replacement after the GPS started working less reliably after a couple weeks.
Now, a couple weeks into owning this one, I am (frustraingly) experiencing weird problems again.
Yesterday I tried using the GPS to navigate to a club in Baltimore... On the way down, I never got a solid gps lock in navigation. And, oddly enough, on the way back home, the lock was rock solid all the way.
I'm beginning to wonder if this is a defect with the Inspire itself, even though I haven't heard of many people having the same problems. The only "weird" thing I do with my GPS is use c:geo, a geocaching application... I'm wondering if this somehow tampers with GPS settings and starts to affect the gps tracking itself?
I do not use a case. I have not rooted or flashed the phone (nor did I on the previous model).. I really can't think about much else that I might be doing that coudl be affecting the gps.
Anyone have any ideas?
Click to expand...
Click to collapse
Go into your settings, location and then uncheck "use wireless networks". Try that and see how it works.
Sent from my Desire HD using XDA Premium App
I will try this later, but I hesitate to say that'd be the problem, when GPS test was only pulling 3-4 satellites earlier today. (under normal conditions it will get twice that easily after a few seconds).
I feel like if this hardware problem was this widespread (that an entire generation of GPS' started going bad on the inspires) more people would be talking about it... And yet I see very little discussion of this happening. Are people just not using their GPS' that much? lol
In my ecperience not all Roms have the greatest GPS for whatever reason.
Use various ones, the one in my signature is a good place to start.
legend221 said:
In my ecperience not all Roms have the greatest GPS for whatever reason.
Use various ones, the one in my signature is a good place to start.
Click to expand...
Click to collapse
As I said in the OP, I am not even rooted. Using the stock ROM.
Never mind. Re read the op....
Sent from Desire HD or Inspire 4G or whatever this thing is called via premium XDA app.
Intermittent quality all the way home from work, even with "use wireless networks" turned off. By the end of the trip it could no longer hold a lock.
So frustrating. I would return this one, but for what? Another couple weeks and I'll be having the same problems.
Welp, rooted and flashed last night to Stock ROM Optimized, flashed LeeDroid 2.2.2. Kernel, applied this fix http://forum.xda-developers.com/showthread.php?t=997647, and I still couldn't get a strong lock on the way to work today.
This is baffling to me. I guess I just won't be using the Inspire's GPS a whole lot, which is a shame, because it's a perfect phone otherwise.
magnumforce2006 said:
Welp, rooted and flashed last night to Stock ROM Optimized, flashed LeeDroid 2.2.2. Kernel, applied this fix http://forum.xda-developers.com/showthread.php?t=997647, and I still couldn't get a strong lock on the way to work today.
This is baffling to me. I guess I just won't be using the Inspire's GPS a whole lot, which is a shame, because it's a perfect phone otherwise.
Click to expand...
Click to collapse
Flash the new miui and follow the setup instructions exactly. Lock was a second or 2 for me!
mj0528 said:
Flash the new miui and follow the setup instructions exactly. Lock was a second or 2 for me!
Click to expand...
Click to collapse
Could I have a link to exactly what you're talking about?
magnumforce2006 said:
Could I have a link to exactly what you're talking about?
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=969436
magnumforce2006 said:
Welp, rooted and flashed last night to Stock ROM Optimized, flashed LeeDroid 2.2.2. Kernel, applied this fix http://forum.xda-developers.com/showthread.php?t=997647, and I still couldn't get a strong lock on the way to work today.
This is baffling to me. I guess I just won't be using the Inspire's GPS a whole lot, which is a shame, because it's a perfect phone otherwise.
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Click to collapse
I have this exact same setup on my phone, same Rom, same kernel, and my gps didnt work. I reflashed the stock radio and now i get a lock in under 3 seconds. Give that a try.
Almost forgot I used THIS method to flash the radio, if that matters...
*BE VERY CAREFUL WITH THIS PROCESS YOU CAN BRICK YOUR PHONE WITH A CORRUPT RADIO.IMG*
To flash a radio using hboot with radio S-OFF you can simply take the zip file PD98IMG.zip from the hack kit (Thanks ATTN1) and remove the radio.img file from it using winrar or 7zip, and put a new radio.img from elsewhere in the zip named radio.img and using store (NO) compression. Make sure it is named exactly PD98IMG.zip and put it on the root of your sdcard. Reboot your phone into hboot and the new radio will prompt you to load. Press volume up on the phone and it will load automatically and ask you to press power to reboot.
Click to expand...
Click to collapse
Since your flashing the stock radio no need to take any radio.img file out or put a new one in, just simply flash the PD98IMG.zip in hboot
tdesbien31 said:
I have this exact same setup on my phone, same Rom, same kernel, and my gps didnt work. I reflashed the stock radio and now i get a lock in under 3 seconds. Give that a try.
Almost forgot I used THIS method to flash the radio, if that matters...
Since your flashing the stock radio no need to take any radio.img file out or put a new one in, just simply flash the PD98IMG.zip in hboot
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Click to collapse
Yeahp, I'm gonna give this a try tonight, fingers crossed.
What did you use before the Stock Rom Optimized (and leedroid kernel)? I came straight from stock, and was already having problems so... hmph.
magnumforce2006 said:
Yeahp, I'm gonna give this a try tonight, fingers crossed.
What did you use before the Stock Rom Optimized (and leedroid kernel)? I came straight from stock, and was already having problems so... hmph.
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Click to collapse
I ran alot of other roms, and noone of them were working for me, never got around to trying anything to fix it until i came across someone who reflashed the radio and it worked using the Stock Optomized rom in the thread, so figured id give it a try low and behold it worked for me as well.
Re-flashed the radio last night, don't think it made much of a difference.
Navigation to work today was spotty... Hanging at spots, and never getting a very solid lock (the circle around the little blue arrow would remain probably 20-30 meters large or more). When viewing GPS status I'll usually be anywhere from 4-8 satellites.
I dunno... maybe I'm expecting too much? It has been cloudy/rainy here the past few days, and maybe that's just really affecting it.
I just know that when I first got this phone (and the last one) I'd have strong locks very quickly that would stay strong for the majority of the trip... And it never seemed very weather dependant. *shrugs*
Be happy you get a GPS lock lol, i owned the Captivate for about 5 months and got 1 lock the entire time mo matter what fixes i tried, and the 1 lock was the day i got it.
tdesbien31 said:
Be happy you get a GPS lock lol, i owned the Captivate for about 5 months and got 1 lock the entire time mo matter what fixes i tried, and the 1 lock was the day i got it.
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Click to collapse
Yeah, I guess inconsistently functional is better than nothing. I just don't get why I'm having these problems, when most Inspire owners seem to have perfect GPS still.
I might try trading in for ONE MORE model, just to see what happens... HTC's warranty should cover me for 9 months, right?
magnumforce2006 said:
Yeah, I guess inconsistently functional is better than nothing. I just don't get why I'm having these problems, when most Inspire owners seem to have perfect GPS still.
I might try trading in for ONE MORE model, just to see what happens... HTC's warranty should cover me for 9 months, right?
Click to expand...
Click to collapse
Your guarantee from AT&T itself is 30 days exchange for anything policy regardless. Trade it in for a different phone or another Inspire.
Just make sure you follow the back to stock flashing instructions in development thread before you take it in just in case they want to be assholes about you having alternate software running.
You should try GPS Status from the market.
https://market.android.com/details?id=com.eclipsim.gpsstatus2&feature=search_result
It downloads new AGPS info like once a day if you want it to and has quickened up my fixes a whole bunch. I would try D/L'ing the app, clearing the exsisting AGPS data through the app, and D/L'ing the data new.
Faster fix from the market works awesome to and always fixs my gps after a new rom install .
Sent From My HTC Inspire 4G | [ROM] CoreDroid HD FROYO v3.3 | [KERNEL] LeeDrOiD v2.2.8 OC @ 1.5Ghz

[Q] My GPS Problem.

I tried all the fixes posed on Xda, sdx and every other site but i get the same problem when i put my GPS on, it things im in the middle of the ocean right under Africa. Kinda funny and when i go back to stock it don't pick a signal up at all i tried it in other locations and nothing. is anyone else having this problem? I read that it works for other people but nothing I tried other roms and I still don't get a gps fix on anything.
one of the best GPS locks I had is in Sharp Rom. You can find it on AF.
GPS locks in seconds, which proves that GPS problem in Triumph is not hardware related.
If you have CWM you should try it. Don't forget to turn on "use AGPS.." in the setting and you will be surprised.
velishka said:
one of the best GPS locks I had is Sharp Rom. You can find it on AF.
GPS locks in seconds, which proves that GPS problem in Triumph is not hardware related.
If you have CWM you should try it. Don't forget to turn on "use AGPS.." in the setting and you will surprised.
Click to expand...
Click to collapse
Yeah this is something I want to try and fix in CM7 will see if I can't get it to work properly!
I'm using g60 cm7 and its stable, but can take up to 2 mins. When I use app gps status it downloads the satellite map and can sometimes speed up my lock. :good:
What I do is at night I'll kick on navigator and "use wireless assist thingy" and it will run forever while I sleep and it's plugged in. I was using FakeGPS for a while and that will mess things up.
blackout720 said:
I tried all the fixes posed on Xda, sdx and every other site but i get the same problem when i put my GPS on, it things im in the middle of the ocean right under Africa. Kinda funny and when i go back to stock it don't pick a signal up at all i tried it in other locations and nothing. is anyone else having this problem? I read that it works for other people but nothing I tried other roms and I still don't get a gps fix on anything.
Click to expand...
Click to collapse
Have you tried the GPS 2.0 libraries update for gingerbread ROMs?Now I know that some people say it didn't work but others say it did.I use it on my MT and it works great.If you have tried it with no luck then maybe its the GPS radio in the phone isn't worth a darn.I've read where it was said the poor GPS was a hardware issue and not software.
The fact that GPS is fully working in the Sharp Rom proved that GPS is not hardware issue.
velishka said:
The fact that GPS is fully working in the Sharp Rom proved that GPS is not hardware issue.
Click to expand...
Click to collapse
in some cases, i believe the hardware/ or network in the area is the issue, but in most cases it shouldnt be
try the Sharp Rom like previously stated
Rola Addict said:
Have you tried the GPS 2.0 libraries update for gingerbread ROMs?Now I know that some people say it didn't work but others say it did.I use it on my MT and it works great.If you have tried it with no luck then maybe its the GPS radio in the phone isn't worth a darn.I've read where it was said the poor GPS was a hardware issue and not software.
Click to expand...
Click to collapse
velishka said:
The fact that GPS is fully working in the Sharp Rom proved that GPS is not hardware issue.
Click to expand...
Click to collapse
djboi2011 said:
try the Sharp Rom like previously stated
Click to expand...
Click to collapse
Tokens210 said:
in some cases, i believe the hardware/ or network in the area is the issue, but in most cases it shouldnt be
Click to expand...
Click to collapse
Thanks for trying out the Sharp ROM. There are hardware issues with the GPS but it is also software related. With the Sharp ROM, the GPS, without AGPS, still works better than on any of the Triumph ROMs, IMHO, but the cherry on top is the AGPS. It is ridiculous how fast you get a lock.
Have you tried faster GPS from the market? Most roms and stock use crappy custom GPS servers that take way too long to lock. Faster GPS easily let's you set the server to the official ones closest to your region. I now get first fix times around 1 min then locks on under 10 secs any other time.

Anyone with GPS problems????

I've searched the threads for are Verizon variant of the SGSIII. If this has been discussed , mod please remove.
I'm not a noob by any means. My GPS is driving me up a freaking wall. I've tried from on a pure stock ROM, yes out the box and both rooted .img's. Plus all available ROM'S .
Here is where my adventure begins. It takes forever if at all , to get a lock. If I do get a lock it will stick but that is about 1 out of ten times. I've tried to modify the GPS.conf , with known general tweaks and NTP servers to pull from with no luck, also a few general build.prop tweaks. Then I turned to the market and we all no how that goes , thousands of apps claiming to give you the world with a click of a button. Nada , nothing. I've done full restores, formatted system, efs etc ect, a clean start. Still no luck. Now I thought at one point that maby my GPS is fubared, I highly doubt this. I can see all satellites in my region and it connects to about one or two at the most. When I just look at my maps on my location it is close , it will show me about 100 ft away from the road I'm on or the next road over, or show me on the road but riding along side it. If I'm in navigation it just says follow route , searching for GPS. So I no its close.
This is frustrating cause I'm a self employed contractor and I depend on my phone for everything. So if anyone can confirm some of the problems I've been having or any links or suggestions would be greatly appreciated.
(EDIT) After some reaserch and tinkering with the gps.conf I have made my GPS 50% better. See page 2.
DirtyDroidX
Sent from my SCH-I535 or XT913
I've had the same problem. My GPS takes forever to lock on (if I try to start it up while navigating, it usually doesn't lock at all). And when it does lock on, the accuracy is terrible.
I haven't tried any of the tweaks, apps, or different ROMs or anything, but I shouldn't be really have to. GPS worked great on my now 2.5 year old HTC Incredible, and works fine on the Rezound I play with a lot. This was one of the things I was worried about when I bought this phone... HTC phones are known for having the best radios around... and Samsung radios are known to be ****. Well, this has only reinforced that for me.
For a comparison to the Rezound, see the attached screenshots taken at pretty much the same time, in pretty much the same spot. In fairness, I was moving (although coming to a stop) when the SGSIII one was taken, but the results that came out were actually one of the better ones. Around the time I took the screenshots, I was getting measurements similar to this as well as much worse than this, while both moving and stopped. Hell, you can even see that the 3G signal is weaker on the SGSIII.
I've seen these same issues discussed in a number of forums on here, and I recognize that not everyone has this problem. Most people's GPS locks on instantly and the accuracy is great. But there are still a lot of people who do have this problem, so it's definitely not just a couple isolated cases. I realize that I can take it in for a warranty replacement, but then I get a refurbished phone back, and those usually come with even more problems... which is the thing that pisses me off about the Verizon warranty program... I buy a brand new phone... it doesn't work... I get a refurbished phone in it's place. Samsung needs to just stop making shoddy hardware and it won't be a problem.
Don't get me wrong, I'd still take this phone over the Rezound any day. It's sexier, has a way better processor, camera, and battery life, and has a bigger screen. I just miss Sense and having radios that actually work well
For whatever reason, the old GPS issue thread disappeared. Initially I had no problems on stock, but when I flashed Invisiblek's JB 8-10 build, I wasn't able to lock on.
What I did was download FasterFix from the PlayStore. With GPS off, I launched it, set the region to my region, closed, and then turned on GPS, waited a minute and launched navigation again. See if that works for you. I think FasterFix calibrates your region or something if it's trying to find you somewhere in the world and is taking a while.
xmrlazyx said:
For whatever reason, the old GPS issue thread disappeared. Initially I had no problems on stock, but when I flashed Invisiblek's JB 8-10 build, I wasn't able to lock on.
What I did was download FasterFix from the PlayStore. With GPS off, I launched it, set the region to my region, closed, and then turned on GPS, waited a minute and launched navigation again. See if that works for you. I think FasterFix calibrates your region or something if it's trying to find you somewhere in the world and is taking a while.
Click to expand...
Click to collapse
FasterFix seems like it might fix the lock-on time but not the accuracy, which is the (much) bigger problem.
I hope I don't. S2 had a POS GPS at first that took forever to fix.
Yea I can get a lock faster with a few play store apps. The thing is like said before, the accuracy is ****ty. Plus the navigation won't function cause of this. I hope someone with in depth knowledge can see what the problem is. I have not given up hope yet lol. I have a few things I want to test out and then I might throw my hands in the air. I need to get ahold of nitroglycerin33 on talk and ask him a few questions.
Jmo. I flashed the radio before Verizon got there ignorant hands on it. I forget what the version name is . I live on a fringe area and I was dropping calls left and right ,bad 4G conection. Now I would say its 60% better.
Sent from my SCH-I535 or XT913
You should exchange the phone if you can. Mine was terrible before and now its perfect on the new phone.
ChrisNee1988 said:
You should exchange the phone if you can..
Click to expand...
Click to collapse
I agree, GPS not working in these phones seems to be a hardware problem.
My G3 GPS works perfectly (better than my old Rezound in side by side comparisons, it locks almost instantly even inside where I work), but my boss had one that didn't work for ****.
VZ replaced his & now it works great.
My wife's S3 does something entirely different. GPS locks on fine and fast, but it says she's in Clintwood VA, about 500 miles off. First noticed it in the weather widget, but if she opens maps it starts in Clintwood, but locks on correctly in just a few seconds. Weather can be changed manually, but goes back to Clintwood after a while.
Never been to Clintwood, may need to see if there's anything worth seeing there.
johnnyvol said:
My wife's S3 does something entirely different. GPS locks on fine and fast, but it says she's in Clintwood VA, about 500 miles off. First noticed it in the weather widget, but if she opens maps it starts in Clintwood, but locks on correctly in just a few seconds. Weather can be changed manually, but goes back to Clintwood after a while.
.
Click to expand...
Click to collapse
That is just a bug in the [email protected] stock weather app, mine does the same thing. It always puts me in NYC which is a 6 1/2 hour drive away.
I use weather & toggle widgets flip clock/weather instead in Nova Launcher & that weather app always locates me perfectly no matter where I am.
Just got it and this is one of the best GPS's I have seen yet. Better than my S2 and my Razr.
My last GS3 had a similar issue too on top of the lock taking forever and it being a bit off. At one point it thought I was in Florida but I really live near DC. My friend noticed it when I was chatting with the FB app and it included Geotags and was wondering what I was doing in Florida.
johnnyvol said:
My wife's S3 does something entirely different. GPS locks on fine and fast, but it says she's in Clintwood VA, about 500 miles off. First noticed it in the weather widget, but if she opens maps it starts in Clintwood, but locks on correctly in just a few seconds. Weather can be changed manually, but goes back to Clintwood after a while.
Never been to Clintwood, may need to see if there's anything worth seeing there.
Click to expand...
Click to collapse
I'm leaning toward a hardware issue myself cause I'm adjusting the NTP servers as we speak. I've used about 6 different ones . No change. I'm going to try some prop tweaks now.
Sent from my SCH-I535 or XT913
dirtydroidx said:
I'm leaning toward a hardware issue myself cause I'm adjusting the NTP servers as we speak. I've used about 6 different ones . No change. I'm going to try some prop tweaks now.
Sent from my SCH-I535 or XT913
Click to expand...
Click to collapse
I could be misinterpreting what you are trying to do, but why would the NTP servers have anything to do with your GPS problem? NTP simply delivers UTC time....
GPS works prefer for me. Takes about ten seconds at most to lock
Sent from my SCH-I535 using xda app-developers app
Beemer533 said:
I could be misinterpreting what you are trying to do, but why would the NTP servers have anything to do with your GPS problem? NTP simply delivers UTC time....
Click to expand...
Click to collapse
I'm not sure what the problem is that's why I'm trying to distinguish between hardware or software. Just exploring all options. Can't hurt.
Sent from my SCH-I535 or XT913
OK might be on to something
If anyone wants to try it out I will post it here in a little bit. From tweaking the GPS.conf file I got this>>>
When I started the day I got not one lock on a satt !
Sent from my SCH-I535 or XT913
dirtydroidx said:
I'm not sure what the problem is that's why I'm trying to distinguish between hardware or software. Just exploring all options. Can't hurt.
Sent from my SCH-I535 or XT913
Click to expand...
Click to collapse
No, it certainly can't! I was just wondering, as NTP just delivers time, and has no positional information...
Agreed the lock does take forever UNLESS you turn on Google Location Services (which I usually have off), and it is accurate as all hell even indoors. I wonder if turning that on with Standalone GPS will solve your issues.
Edit: GPS lock was great with Maps indoors, but switching to Navigation it never locked onto GPS even though it had my location perfectly!
OK if you want to prove my concept feel free to . Let me no if it works for you. Go out side or be in a car while locking on!
1) Download new gps.conf file>>>
http://db.tt/5xvFneRt
2) Replace it in /ect . Rename the original one from .conf to .bak. using a file explorer with R/W enabled , so yes you have to be rooted!
3) Download GPS toolbox https://play.google.com/store/apps/details?id=com.eclipsim.gpsstatus2
4) Reboot.
5) Enable standalone GPS and Google services NOT Verizon services.
6) Open GPS status select options/tools/reset . Then options/ tools/download
7) Reboot
8) Open GPS status and wait for lock . Mine took 5 min a friends took 3. Then open up navigation .
9) Profit
Sent from my SCH-I535 or XT913

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