When I am on the road, TomTom on my P3600/trinity is acting funny.
It starts turning around the map, sometimes moving away from the road by (estimate) 50-100 meters and than going back to normal. This is even with a good or very good signal (4/5 or 5/5).
Anyone else experiences this? Is there a fix?
This seems like it is losing the satellite lock.
Does this happen all the time, or only at certain places/times /conditions?
When this happens, have you quickly checked the satellite data to see how many are in view?
Related
Just received my HD and having trouble with GPS. I went straight into Google Maps and selected Use GPS but after about 3-4 minutes it says that no GPS was found. Going into External GPS settings and unticking 'Manage GPS automatically' results in Google Maps saying that no device was found straight away rather than the 3-4 minute wait.
Any ideas?
EDIT: going into Google Maps options > GPS Settings and setting it to Managed by Windows results in me getting a 'Seeking GPS satellites' message but it stays on 0.
Oppressa said:
Just received my HD and having trouble with GPS. I went straight into Google Maps and selected Use GPS but after about 3-4 minutes it says that no GPS was found. Going into External GPS settings and unticking 'Manage GPS automatically' results in Google Maps saying that no device was found straight away rather than the 3-4 minute wait.
Any ideas?
EDIT: going into Google Maps options > GPS Settings and setting it to Managed by Windows results in me getting a 'Seeking GPS satellites' message but it stays on 0.
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ok now just be patient and go to a place where you can see the sky
getting a fix the first time takes some time. you can speed this up using the QuickGPS under programs. This downloads a satellite prediction map so the receiver can find satellites much quicker. Otherwise the receiver has to scan for bypassing satellites, which can take a few minutes to complete.
check next forum threat: http://forum.xda-developers.com/showthread.php?p=2923926&posted=1#post2923926
think I had the same problem as you have right now.
Thanks Gogem. I didn't want to but I gave a hard reset a try then went straight to Google Maps and still no luck. After saying it was looking for satellites for 3-4 minutes it said it couldn't connect to GPS, cancel or retry
Oppressa said:
Thanks Gogem. I didn't want to but I gave a hard reset a try then went straight to Google Maps and still no luck. After saying it was looking for satellites for 3-4 minutes it said it couldn't connect to GPS, cancel or retry
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as 6Fg8 mentioned you have to see the sky, inhouse or between tight buildings or in a canyon GPS isn't working. and.. this is by design of GPS (!) it can take up to 12 minutes to find the satellites! Technical background: all GPS infos streamed by the satellites have a very low power and data rate. QuickGPS can reduce this time. So be patient. Maybe a 3rd party app like "GPS Gate" (commercial, but 14 day trial available) may help.
Do you have another device to check the GPS receiving from your position, maybe your Blackstone is broken?
regards
ps: http://www.kowoma.de/gps/Signalaufbau.htm (sorry, German language)
Thanks. I just installed Co-Pilot 7 and checked the GPS signal. It must be because I'm inside. I can get 3 satellites on the receiver screen so it obviously is working. I'll just need to take it outside and see how I go then.
Oppressa said:
Thanks. I just installed Co-Pilot 7 and checked the GPS signal. It must be because I'm inside. I can get 3 satellites on the receiver screen so it obviously is working. I'll just need to take it outside and see how I go then.
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in theory you need 3 satellites (of total 31 active today) to get your x-y position on earth and (optional) a 4th satellite to get your altitude. each satellit is running in an orbit of 20,000 km. therefore your max height can be 20,000 km ;-)
in praxis you may see ca 6..8 satellites.
regards
bla3603 said:
in theory you need 3 satellites (of total 31 active today) to get your x-y position on earth and (optional) a 4th satellite to get your altitude. each satellit is running in an orbit of 20,000 km. therefore your max height can be 20,000 km ;-)
in praxis you may see ca 6..8 satellites.
regards
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yes in theory, but a lot of people mistake that as a hard requirement->when you pass, you must have a good reception for routing and such.
if you have seen the satellite graph, hte one with two or three con-centric circles, and satellite in or around those circles
you need at least two satellites in the inner most circle (45 degrees) to get a good lock, otherwise you woudl need more satellites to get a good lock.
the circles represent degrees from the verticle point of reference, ie think of you as the axis, and your feet is the origin.
Yeah in theory you need 3 points to triangulate. But I've never had a GPS give me my lat and long from just 3 satellites.
When I first opened my Polaris some time ago, it would not get a gps lock either. I had ordered an external gps antenna, so I hooked it up and got a lock real quick. Since then, I guess the gps chip in the phone knows what the gps signals taste like, so it always gets quick locks and works like a champ. In fact, it worked so well, I never used the external antenna again
LOL must be one of those new fangled learning chips you have there
JesseW said:
When I first opened my Polaris some time ago, it would not get a gps lock either. I had ordered an external gps antenna, so I hooked it up and got a lock real quick. Since then, I guess the gps chip in the phone knows what the gps signals taste like, so it always gets quick locks and works like a champ. In fact, it worked so well, I never used the external antenna again
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thats the reason why software like quickgps exists, it lets the gps chip smell where the satellites are. kind of odor transmission tool ...
GPS working fine... just no reception indoors that's all. Disappointing seeing as my girlfriend's new kaiser gets a complete signal in a room with 1 window.
Oppressa said:
GPS working fine... just no reception indoors that's all. Disappointing seeing as my girlfriend's new kaiser gets a complete signal in a room with 1 window.
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my touch HD gets signals indoors in three different houses. i was sitting quite far from the window, one of the building is my office -> thick concrete walls, etc. i know i should be cheering, but i'm very confuzzled... HOOOW IS IT WORKING with out a clear sight of the satellites?!?!
I was stunned (in a scary sort of way) just how accurate google maps got me based purely on mobile signal (before it tracked any satellites)...
It put the blue dot about 10feet to the left of where I was standing!
i dont know but i think gps is broken - i am loosing signal while driving in highway if i dont have hand up almost near roof - i made today almost 300km with avg speed 140km/h and touch hd gps *realyworking time* like 1/10 of whole trip. I realy think there must be some serios problem, because my co-driver with iphone google maps have totaly no problem
So I've had my dream since launch day in Canada, and the gps has been working fine until about a week ago. Recently my gps mostly refuses to lock, and when it dose, google maps shows me as being roughly 600km away from where I am.
I just went out for a walk to an area with no buildings or trees to block the sky, (I have had success locking from within my apartment building before, but just to make sure...), and it took about 30 min to establish a 'lock' on my position (600km away 5 km below sea level and moving at around 150 km/h).
GPS status showed between 5 and 6 satellites that it could see the entire walk. I then installed gps test and got roughly the same. I've tried rebooting several times, as well as leaving the phone off for about an hour.
Nothing seems to clear this issue up.
I was wondering if anyone else has had this problem, and if they got it fixed?
I'm currently running a rooted phone, did that several weeks (and a few reboots) before the gps issue cropped up.
Take it far away from tall buildings. Signals can reflect off of buildings and give you incorrect readings.
I used to be able to lock under a minute, now I can't lock at all. Same here.
hmmmm, I just opened up GPS Status 2 app and I'm not getting a lock either.
I'm guessing google maps is just using phone towers to approximate where I am.
I hope Endeavour didn't crash some sattelites on it's way to the space station lol
turns out my GPS is fine. I thought it worked inside my work place but it does not. It had no issues connecting while Iw as outside.
so I got in touch with rogers technical support, they put me in touch with HTC technical support. they said that it's most likely a hardware issue, and told me to get back to rogers. rogers is now saying it's an application issue, and are directing me to talk to google.
yey rogers....
sigh...
..EDIT..
and three factory resets later I have gps again...
I have meant to write about this before. I have really never had a major issue with my GPS once I got it unlocked. I do generally get fairly fast locks. However I do travel with my job quite a bit. It seems that every time I get off the plane & into a rental car. It takes forever to get a lock. It has taken me sometime as long as 45 minutes. Has anyone else experienced this or have an explanation. I have tried resetting my phone several times, tweaking the registry, & using Clean Ram.
I used to see this sometime with my Dell navigation system for my X51v.
jadesse said:
I have meant to write about this before. I have really never had a major issue with my GPS once I got it unlocked. I do generally get fairly fast locks. However I do travel with my job quite a bit. It seems that every time I get off the plane & into a rental car. It takes forever to get a lock. It has taken me sometime as long as 45 minutes. Has anyone else experienced this or have an explanation. I have tried resetting my phone several times, tweaking the registry, & using Clean Ram.
I used to see this sometime with my Dell navigation system for my X51v.
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Honestly, some locations will give you more satellite lock-ons than others. Aside from that, you could use something like QuickGPS to get aGPS location based, so your device would connect faster... wild guess though
Use QuickGPS or or AstroLauncher, both work fairly nicely. With QuickGPS you have to update every week, but you get signal faster. With AstroLauncher there aren't any updates for satellite info, but it'll take a bit longer, around 5-10 minutes...
Again, long waiting times for locks is a general problem with the Vogue... I guess that is why the carriers decided to hide this feature (that and to try to stick you with data charges and propitiatory GPS software )
I think i am having somewhat of a unique problem with this. My "use network to determine location" setting isnt working. When i first turn on or reboot the phone it will find my location as usual. But as soon as i have turned the GPS on this setting will no longer work. Once i turn GPS off it no longer uses the cell towers to determine my location. In fact, when i turn GPS off, my location on google maps jumps back to where i was before i turned GPS on. So when i did this at home, it told me i was still near my work, which is 10 miles away. Anyone else have this issue? It is very frustrating when using an app like sherpa or yelp because it is lot looking for stuff anywhere near where i am.
odd problem. i've read similar things about the gps. Maybe i'm just close to the sattelites, but i get great GPS. In fact, this is the best GPS i've ever gotten from a phone. I've had a ton of smartphones with GPS including blackberry, iphone, iphone 3g, Htc Hero, HTC EVO, and now this Vibrant.
This is the first time, i've had a phone GPS that stayed in the lane the entire way i drove home. Plus it was always right on the spot without delay. The only grievance was it took about a minute to sync up. Reminded me of the old TOMTOM devices and their 1 minute syncs. But once it got going, it was spot on.
This is not a GPS issue. It does take me a little bit to connect to GPS, but i am mainly concerned with being able to use the network to determine my location. This function uses less battery than GPS but still works for things like sherpa and Yelp.
Wow...I wsa hoping this was going to be a hot issue that other people were experiencing. This makes me think i should exchange my phone because i have some sort of defect. Please, any opinions...
I know this sounds crazy.. and until I tried it over and over.. I did not believe it either..
I did the hardware fix , where you bend up the gps antenna a bit, so it touches the cover when closed. but I litteraly had almost no change in signal.. like I could not even get the GPS restore to work..
I was pi$$Ed..
so I took another look at the phone / antenna etc.. got be thinking about signal and its orientation.. the GPS ant. is on the back of the phone, where it gets covered by your hand faces the ground or whatever is under it.. so I turned it- landscape..screen facing me.. clock wise... so the e from tmobile is top side..
guess what.. it works
I am locking on to 9-12 sats..every time..
let me know what you find happens..
How fast are the locks. Te issue is not how many sats since it only needs a few to get an accurate signal. The problem is that the phone takes 1900% longer than any other phone I've ever used to lock, which makes the GPS functionality virtually useless for geotagging pictures and posts to Facebook, twitter, google+ as well as checking into places.
Until it gets a decent lock the bubble around your location is miles in diameter.
Phone literally take upwards of 10 minutes to get a lock at times.
Sent from my iPod touch using Tapatalk
with in 10 seconds I was locked in w/less than 40 ft accuracy
N8ter said:
How fast are the locks. Te issue is not how many sats since it only needs a few to get an accurate signal. The problem is that the phone takes 1900% longer than any other phone I've ever used to lock, which makes the GPS functionality virtually useless for geotagging pictures and posts to Facebook, twitter, google+ as well as checking into places.
Until it gets a decent lock the bubble around your location is miles in diameter.
Phone literally take upwards of 10 minutes to get a lock at times.
Sent from my iPod touch using Tapatalk
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a little exaggerated perhaps? my phone is the original batch and i've never had it take ten minutes for a lock. i mean i'm in Manhattan so the wifi assist probably helps it alot in terms of lock. the gps on the vibrant was never good enough for navigation but good enough for everything else imo.
I don't know about you but all my gps successes didn't last. first time i did all my gps fixes, it worked great. as time went on, went back to sh|t.
10 minutes it about right for me at the moment... ill try the orientation thing lol
Sent from a cell tower to the XDA server to you.
Yea one of the members here found this out a lonnnng time ago ever since then I always face my phone with the back facing the sky to get that first lock. Most of the times it works
dandab said:
I don't know about you but all my gps successes didn't last. first time i did all my gps fixes, it worked great. as time went on, went back to sh|t.
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Agreed, same experience I've been having. There are some good days and there some days that it's flat out stubborn like a bull. It won't even lock even on a clear night sky.