[APP] Fusion GPS Fix 1.0.1.1 2009/03/13 - Windows Mobile Apps and Games

So here's something to try to deal with the anemic GPS on the Raphael, and any other post-WM5 with slow GPS locking.
This app runs after install, and after soft-reset, and immediately starts up the GPS hardware through the WM5+ GPS API. It waits 5 minutes for a GPS lock, or it quits. A pop-up will tell you whether GPS lock was established or timed out before it quits.
The GPS polling is limited to every 5 seconds to try to conserve some CPU cycles. Currently does not use AGPS, but you can turn it on/off at your registry leisure.
This attempts to reduce the Time-To-First-Fix (TTFF) during which the GPS ephemeris almanac is slowly built up. This can take up to 12.5 minutes for a non-QuickGPS/AGPS accelerated device from a cold-start. By kick-starting immediately after soft-reset, subsequent GPS locks for the next ~6 days (without updating QuickGPS) should be much quicker.
Takes 23K of disk, and 1K of ram.
updates:
1.0.1.1: GPS power kept on until lock or timeout using CABuddy's GPS code framework; states lock time in seconds
1.0.0.5: added much belated icon to app and top-bar
1.0.0.4: switched from pop-up window to wifi notify-style pop-up (457)
1.0.0.3: fix multi-threading issues that caused popup notifications to fail
1.0.0.2: makes sure the app is disconnected from the GPS before the app exits

Will get my raphael tomorrow (O2 Serra) and have heard of and been concerned at the various GPS issues - could you explain this app a bit more ?
Many thanks

so compared to launching say GPS test every morning this would save battery life since its not constantly trying to lock? Sounds like a better alternative...

crazyC said:
Will get my raphael tomorrow (O2 Serra) and have heard of and been concerned at the various GPS issues - could you explain this app a bit more ?
Click to expand...
Click to collapse
Raphael, or just the FUZE, has much weaker GPS reception compared to my Kaiser, and will take a lot longer to lock to the GPS signal. FusionGPSFix acts like a GPS app and basically does an automatic cold-start of the GPS after soft-reset which many people have been doing manually.
When the GPS data from the WM5+ GPSAPI says the quality of the GPS signal is GPS or DGPS, then that's when all other GPS apps will get an instant lock.
So FusionGPSFix then quits out, and that's it until next soft-reset, or manual run.
norkoastal: yes, but I'm not sure how long of a period before it needs a kick again. Once I find a pattern, I may try to schedule a run every few hours, or every few hours after you turn on the device.

1.0.0.2
Updated version posted which makes sure the connection to the GPS is shut off before the app exits. I had a strange issue of battery drain that I couldn't trace to a dangling process otherwise today.
Verified GPS operation and shutoff with a Kaiser which has the useful GPS blinky lights, and with HomeScreen PlusPlus which shows battery drain levels.
Works great with CamerAware Buddy and Navizon.

looks like a great idea, I wonder how it works in practice

NLS said:
looks like a great idea, I wonder how it works in practice
Click to expand...
Click to collapse
How's it working for you? So far now I'm maintaining quick locks that take only a few seconds.
I do activesync multiple times a day so QuickGPS updates very often also.

any plans on making a icon for the app? I was thinkink I could map it to my ptt button or launch from my favored programs list. thanks

norkoastal said:
any plans on making a icon for the app? I was thinkink I could map it to my ptt button or launch from my favored programs list. thanks
Click to expand...
Click to collapse
I'll try a rusty hand at it for the next update.

Great app.
I just had the problem wit batterydraining.
The last two days I have been happy if my phone could do 6 hours.
I have notised that the program gives a pop-up telling weather or not I has gotten a gps fix... - As I have my phone restarting automatic about 3am, I would like to know if the program disconnect from the gps before this popup shows, so my phone doesnt drain during the night. ;-)

sblop said:
I just had the problem wit batterydraining.
The last two days I have been happy if my phone could do 6 hours.
I have notised that the program gives a pop-up telling weather or not I has gotten a gps fix... - As I have my phone restarting automatic about 3am, I would like to know if the program disconnect from the gps before this popup shows, so my phone doesnt drain during the night. ;-)
Click to expand...
Click to collapse
I've had my phone unplugged overnight and didn't notice any abnormal battery drain with the latest 1.0.0.2 version (90% -> 70% batt).
It doesn't disconnect from the GPS until the pop-up, so I'll add something smarter to either keep it running for the full 5 minutes even if you power-off the device, or suspend it when your device does power off.

sounds like a good app. will give it a try on my touch pro.
sometimes i have a long TTFF so will try this.

NuShrike said:
How's it working for you? So far now I'm maintaining quick locks that take only a few seconds.
I do activesync multiple times a day so QuickGPS updates very often also.
Click to expand...
Click to collapse
I am not sure yet.
I also update quickGPS very often.
Also I read people here talk about a pop-up... I never got any pop-up.

Thanks a bunch.
Just today i figured out it had to to with activating The GPS beforehand.
And then Dave points me to this.
I'll be doing loads of resets to check this baby and the difference it makes.
Thanks again Looks like a life saver.

NLS said:
Also I read people here talk about a pop-up... I never got any pop-up.
Click to expand...
Click to collapse
There's supposed to be one within 5 minutes telling you whether GPS lock established or timed out.

never seen one
(and yes the shortcut IS in my startup folder)

version 1.0.0.3
NLS said:
never seen one
(and yes the shortcut IS in my startup folder)
Click to expand...
Click to collapse
Hey, so found some multi-threaded synchronization errors that caused the pop-up dialogs to fail.
New fixed version posted. Thanks for the pointing this out! Still working on a fancy icon, and I'll probably migrate the pop-up to use the native Notification framework instead.

Thanks - but to be honest I hate the pop-up...
I would prefer some kind of system notification that doesn't get in the way - but I suspect it would make the program larger...
So far I haven't noticed a difference. What is the correct way to use? Make sure to make a soft-reset in the open air?

NLS said:
Thanks - but to be honest I hate the pop-up...
I would prefer some kind of system notification that doesn't get in the way - but I suspect it would make the program larger...
So far I haven't noticed a difference. What is the correct way to use? Make sure to make a soft-reset in the open air?
Click to expand...
Click to collapse
Almost done with the Today screen pop-up that works like alarms and reminders.
The usage is basically just use your device as normal, and soft-resets will try to kick-start GPS settings. Otherwise, run the shortcut, or the app, directly if you don't want to soft-reset. I'm finishing up an icon so the whole thing can be installed like a normal app to make this look nicer.

That would be great.
Waiting for it.

Related

"Using GPS Software Without Having to Reset Every Time"

Let me start by saying my Mogul (Bell) has ALWAYS LOCKED (found satellites) with ALL of DCD's ROMS from the day he started creating the ROMs for the GPS. All the "GPS" radio's have worked and am lucky never to have a problem except one: Not Finding GPS/Satellites after the Mogul Sleeps or being able to get it working again without a soft/hard reset everytime!!!​
I have been using only DCD's ROMS and currently have radio 3.35.04 and DCD 3.01 installed. I am using Garmin XT and GPS Tuner. I get the same results with every GPS software I have tried.
Here are brief details:
After hard/soft reset - if its within a few seconds and I catch it quickly, there are no problems, both the AGPS and the software are working fine.
After 2-? Minutes - if I let the unit go to sleep, and awake it via the Power button, the gps program is looking for satellites. Sometimes it finds them, most of the time not. It wont find them in ANY program, even GPS Viewer and/or any other navigation program.
After Many Minutes - not only are the satellites gone, but now the navigation software cannot find the AGPS with any program OR method.
Sometimes a soft start fixes it, sometimes only a hard start will do the trick.
I have tried as much of the "forced start" software that I could find, but to no avail.
I also changed the com port to 5 thinking that there maybe is a conflict with 4, (you have to make sure the com port setting in all of your GPS software is also changed unless the software does this automatically) but the SAME issues stated above occur.
I have loaded and reloaded probably 20 different configurations of my software even to the point where all I had loaded was the bare DCD rom (no options or unnecessary OEM's) and JUST my Navigation software. Same issues......
I hope I am not the only one and hope that the contributions to this thread will fix this issue.
Please.....Keep this thread focused on this issue only - Keeping the GPS alive!!! ( no Where did you get this or that program? How did you install it?)​
keeping the gps alive will kill the battery.
yea, i have teh same issue as you. soft reset is the only way i get gps working.
thecalip said:
keeping the gps alive will kill the battery.
yea, i have teh same issue as you. soft reset is the only way i get gps working.
Click to expand...
Click to collapse
Maybe a better way to phrase it would have been to make the GPS available without having to do a soft reset every time.
We don't want to keep GPS alive indefinately! We just want so if we accidentily press power button while navigation is happening, we not have to reset the phone.. because this is a little inconvenient. If I am driving down the road and I hit my power button, now I have to pull over and reset my Titan because otherwise I have no GPS navigation ability and that's not a good happening, you know? We just want so if navigation software is active, not kill GPS, then when shutdown GPS navigation software, shut down GPS gate properly so when want to relaunch GPS navigation software, not need to reboot Titan.
I'm sorry to post in a rather old post.
But I'm having the same problem with my Samsung i780.
When I already used my GPS after turning on my phone and put it back to sleep, it can't find a valid GPS signal when waking it up.
After a soft reset, the GPS signal is found very quickly.
Any fix for this?
yeah, the fix is GC's aGPS fix. I never have to soft reset my device to get a lock ever.
I don't use aGPS, just the internal GPS receiver.
Will it also fix the problem then?
>> edit:
It's not that the GPS doesn't work after accidentally pushing the power button. It's more like when I use the GPS the first time after turning the phone on, everything works fast and good. But when I close the Navigator software and turn it back on in -let's say- two hours, it doesn't get a signal from the GPS. I don't use aGPS.
I only use Google Maps and TomTom7. If I make sure the phone doesn't go to sleep while Google Maps is tracking GPS all is fine. However, if the phone goes to sleep while Google Maps is using the GPS it will not work again, in any program, until I soft reset. If I bring the phone out of sleep fast enough, it's fine. If the same happens with TomTom though it takes a few seconds to fix itself and then everything works just like it did before.
I'm not sure why it works fine with TomTom and not Google Maps though.
I found that if I use the GPS toggle program and leave it on. It finds the GPS signal after sleep mode. It is a small today screen plugin. I also have attached the latest version of Google maps. If i am using the GPS with Google maps it doesn't stop when the phone goes into sleep mode. See if this helps.
i use the same gps toggle program that tommvee suggested using and it works great. i wasn't originally having problems finding GPS satellites after waking from sleep mode, but was having to wait up to 5 minutes before garmin xt could find my location. after installing the gps toggle .cab, doing a soft reset, activating the gps toggle and letting it run in the background for a few minutes, both garmin xt, and googlemaps can now find me in about 30 seconds. i do believe however, that you'll have to reactivate the gps toggle after restarting the phone but it will stay running while your phone is in sleep/standby mode.
tommvee said:
It finds the GPS signal after sleep mode. It is a small today screen plugin./QUOTE]
Is there anyway to activate the program without the today screen plugin?
I'm using the default Samsung Home plugin and it takes the whole screen...
Click to expand...
Click to collapse
kflipproductions said:
yeah, the fix is GC's aGPS fix. I never have to soft reset my device to get a lock ever.
Click to expand...
Click to collapse
I am also using aGPS but still have problems if I accidently hit the power button in Google Maps and forget to turn it back on. My power button is very sensitive so even brushing it as I set the phone down will put it to sleep. It doesn't click anymore like the other buttons do :/
As for the battery usage, I only use GPS in my car where I have the phone plugged in 90% of the time.
Where can I get GC's GPS fix?
RedRamage said:
Where can I get GC's GPS fix?
Click to expand...
Click to collapse
I think there's a link to the How To in the Titan wiki.
Any pointers on shutting down the gps gate? I could try a utility for doing the shutdown manually.

[Q] HTC Mozart Problems!

Hey!
So I got the Mozart yesterday and I have some problems!
First of all my windows live id.
I connected with my Xbox ID and everything works fine, but in the settings it is always written attention required and updates do not work, but I can download and install apps from the marketplace.
Secondly my battery barley lasts a day WIFI and 3G connection turned off. It has been on today for 3 houres and already 10% is used?? It has only been on standby any things I forgot to turn off?
And did someone manage to get the HTC flashlight working, as it says the mozart is not supported, and does someone have that awesome notes app from HTC i cant seem to find it in the marketplace. THere is only something called lists??
Thanks in advance!
Hi.
I got my Mozart 3 days ago, but maybe I can give some answers.
HTC Notes: The easiest way is through Marketplace. Start Marketplace. On top of the list it says "HTC Apps". Tap on it, scroll down and there it is.
Or you start "HTC Hub". On bottom of first page it says "Weiter" or maybe "More". Tap on it. Do the same on next page. Under "Apps" sroll down and there it is. I prefer the first way.
Battery works fine for me. Starting in the morning at nearly 100% it goes down to about 50% in the evening. WLAN+BT turned of, 3G running the hole day. I have about 20 min. calltime and 30 min. internet. Mail download is set to 1 hour.
Update: Sorry, thought "Listen" was same as "Notes", but Notes seems not downloadable.
For battery life, don't keep push e-mail or GPS on.
battery life
and for best battery-life: turn phone off. I can't understand how feducing connectivity is accepted as the only way to keep a smartphone working throughout a single workday
The Battery Life is very good
I am seeing excellent battery life. A fully charged phone in the morning lets me run Wifi, Push email to my Exchange server, Positioning, Bluetooth and 3G all day with probably an average of 10 - 15 calls per day. Add to that, plenty of playing around, downloading, surfing and facebook etc and I think this would count as fairly decent daily usage. My battery is ausually round 30% by bed time when it is hooked up to Zune on my PC for a charge and a sync.
Cheers
Andy
OK thanks guys it was soo weird after the 10 % it didnt move until I started playing again, but it was weird that the first 10 % were finished so fast and how do you turn of GPS? I did not find an option.
ipaqer64 said:
Hi.
I got my Mozart 3 days ago, but maybe I can give some answers.
HTC Notes: The easiest way is through Marketplace. Start Marketplace. On top of the list it says "HTC Apps". Tap on it, scroll down and there it is.
Or you start "HTC Hub". On bottom of first page it says "Weiter" or maybe "More". Tap on it. Do the same on next page. Under "Apps" sroll down and there it is. I prefer the first way.
Battery works fine for me. Starting in the morning at nearly 100% it goes down to about 50% in the evening. WLAN+BT turned of, 3G running the hole day. I have about 20 min. calltime and 30 min. internet. Mail download is set to 1 hour.
Update: Sorry, thought "Listen" was same as "Notes", but Notes seems not downloadable.
Click to expand...
Click to collapse
Yeah it is soo wierd on the trophy in the store it worked??
And the flashlight app also doesnt work with the mozart...
Anyone know if you can download it from somewhere and drag and drop it into zune?
The_lil said:
Yeah it is soo wierd on the trophy in the store it worked??
And the flashlight app also doesnt work with the mozart...
Anyone know if you can download it from somewhere and drag and drop it into zune?
Click to expand...
Click to collapse
The flashlight app (if you mean one that would permanently turn on the camera flash to use it as a torch) will not work on the Mozart.
The Mozart has a Xenon flash, like a real camera. These can only be used for a very short time (e.g. when the flash goes off) and not turned on for a longer time.
All other Windows Phone 7 handsets use LED lights as their flash. These are not as bright when they just flash, but they can be turned on permanently without them burning out.
I don't think any Flashlight app will ever support the Mozart, because of this.
Dazzer said:
The flashlight app (if you mean one that would permanently turn on the camera flash to use it as a torch) will not work on the Mozart.
The Mozart has a Xenon flash, like a real camera. These can only be used for a very short time (e.g. when the flash goes off) and not turned on for a longer time.
All other Windows Phone 7 handsets use LED lights as their flash. These are not as bright when they just flash, but they can be turned on permanently without them burning out.
I don't think any Flashlight app will ever support the Mozart, because of this.
Click to expand...
Click to collapse
Thanks!
Totally forgot about that XD
Still a bit stupid should have also built in a LED
Hi again.
Notes is now in Marketplace. Tap HTC Hub and you'll see it. But I don't think you have a chance to get it in zune. Just downloaded it, it's great.
HTC Notes is great but you can write free hand, only type?
and why we need HTC Notes as MS Office Note has the same functionality and its already installed on WM 7.
My problem is the power-Button. This button is too sensible. If i have the mozart in my pants, it could be that the phones turns off by walking.
Hirnteri said:
My problem is the power-Button. This button is too sensible. If i have the mozart in my pants, it could be that the phones turns off by walking.
Click to expand...
Click to collapse
so you're saying that when the phone is locked it can be powered off without unlocking it first?
pikacz; said:
so you're saying that when the phone is locked it can be powered off without unlocking it first?
Click to expand...
Click to collapse
Yes. This is more a software-problem... Or stay i alone with this problem?
I am not sure exactly what has happened to mine and I cant seem to find any similar scenarios on the net so far.
It cut out/turned off mid phone call this morning and it will not turn back on, have tried power button and camera button, pulled out/replaced battery, put it on charger (no charge light), only thing left is to try my gf's battery (my battery was >50%) but I don't think that is the problem. Not really looking for a solution here but will post back if I work it out so others can easier (will take it to the shop).
EDIT: Don't know if this will help anyone but I tried as a last resort a hard reset (you lose all your data) and for some reason the phone just turned on ( I didn't get a reset screen). I did this by holding the volume up and the volume down and briefly tapping the power button.
Has anyone have problems scrolling the pages up and down in internet explorer, it sometimes does not react to your finger, like it just freezes.
In dark rooms, sometimes my mozart makes blue pictures...
All of the problems above I have experienced and more, the OS at best is a first release, and depending on your software environment, what apps you have installed, you will experience a variety of problems. On the whole if you use mainstream apps, you should not have major problems. Battery life, is mainly down to your carrier, optimising their servers to deliver data to the phone in an economical way.
Hirnteri said:
Yes. This is more a software-problem... Or stay i alone with this problem?
Click to expand...
Click to collapse
It true if you press the unlock button for a long time it turns off regardless of where you are in the OS.....
And the IE problems sometimes happens... No clue why but it sometimes also zooms in and out instead of scrolling.
These are normal ^^

[REQ] mod gps

hey im wondering if this would work for us or is there some porting needed and is this somthing that would help gps and if im in the wrong section please move.
http://forum.xda-developers.com/showthread.php?t=881941
Very interesting post indeed.
From his findings, I'm also wondering if we have Auto Rotate Screen (the accelerometers) turned off, if that hinders the ability for our GPS to accurately detect location and movement. He suggested that it goes into low-power mode when it isn't detecting movement via the sensors, but didn't say what happens if the sensors are turned off.
...I'm going to have to test this out tomorrow.
Are people still having issues with GPS on the fascinate? Since we more or less had the issue fixed I've had as good or better GPS performance than on my other smartphones.
Da_G is a good buddy of mine, trust me, if anyone knows wtf they are talking about, it would be him....
lane32x said:
Very interesting post indeed.
From his findings, I'm also wondering if we have Auto Rotate Screen (the accelerometers) turned off, if that hinders the ability for our GPS to accurately detect location and movement. He suggested that it goes into low-power mode when it isn't detecting movement via the sensors, but didn't say what happens if the sensors are turned off.
...I'm going to have to test this out tomorrow.
Click to expand...
Click to collapse
im just wondering if this is safe to flash to our phones or does it need to be ported to fascinate
yep still having issues with gps...sometimes doesn't lock. sometimes takes forever. sometimes...omgsh...it actually locks!
not reliable.
I applied the d101 gps fix to eb01 and my gps locks in around 20sec. Auto rotate or not my gosh never locked on eb01 without the d101 fix.
Sent from my SCH-I500 using Tapatalk
Just tested my gps a little. Mine is locking within 5 meters in a brick building with auto rotation on or off. Not in a car currently but I took a little jog and it seemed to follow my direction and location very accurately in both.
So I guess my GPS is pretty good.
Regardless... I wanted to say thanks for reposting that because it was a really interesting read!
It should just work, even though EB01 stock should just work too.
Just don't flash the AT&T-specific version...
The Fascinate doesn't seem to have the same layout concerning the gps jupiter files (I don't see them anywhere, at first glance). Either I am missing something or it's a completely different setup.
There are some settings in his /data/gps/secgps.conf (just a text configuration file) that are different than the stock fascinate file. These might be worth looking into to see if they help improve the signal without using his modified binary. You don't need to flash the file using CWM, just use adb to push a modified file (or root explorer and edit it on the phone itself).
Since this is a CDMA phone, I don't know how many people this would affect, but here is a general Android GPS tip for those who don't live in North America:
In /system/etc/gps.conf, change the address to the server that corresponds to your country:
Code:
NTP_SERVER=[COLOR="Red"]north-america[/COLOR].pool.ntp.org
I usually can't get an accurate lock or any lock at all unless I reboot with gps already enabled. Then I will get a good lock instantly... If I reboot the phone with gps off then I will get no signal/lock again.
Sent from my SCH-I500 using XDA App
Let me share my experience with GPS on EB01, it's GREAT, you just have to turn on GPS "correctly."
If I turn on GPS using the Notification switch, GPS takes FOREVER to lock, if it even does so. Gone several minutes with no lock.
Now here's the thing, if you turn on GPS in the Settings > Location settings, I always get super fast, under 5 second GPS locks. ALWAYS. I've tried this out repeatedly over several days, and it really makes a difference. Once you turn on GPS using Settings, you can leave your phone on, reboot, whatever, and GPS will still be responsive. If you turn it off, wait a while and use the Notification switch to turn on GPS and you're trying to get a cold lock, it'll be slow again, just be sure to use the Setting option and it'll be back to being responsive.
That's my experience.
CrushD said:
Let me share my experience with GPS on EB01, it's GREAT, you just have to turn on GPS "correctly."
If I turn on GPS using the Notification switch, GPS takes FOREVER to lock, if it even does so. Gone several minutes with no lock.
Now here's the thing, if you turn on GPS in the Settings > Location settings, I always get super fast, under 5 second GPS locks. ALWAYS. I've tried this out repeatedly over several days, and it really makes a difference. Once you turn on GPS using Settings, you can leave your phone on, reboot, whatever, and GPS will still be responsive. If you turn it off, wait a while and use the Notification switch to turn on GPS and you're trying to get a cold lock, it'll be slow again, just be sure to use the Setting option and it'll be back to being responsive.
That's my experience.
Click to expand...
Click to collapse
Nice observation...just worked for me too!!
By golly... He's right, although it took me about twenty seconds to lock.
Sent from my SCH-I500 using XDA App
Hmm... I remember this from a different android device I have. The stock power control widget for wifi would take 45 seconds longer for the network to connect then if I would go to the wifi menu and turn it on myself. I found out that there were two methods for turning on the wifi programmatically, and that some widgets used one method and the other widgets used the other.
If I remember right, the fast method changed the setting by calling the wifi menu and emulating the menu press, while the slow method attempted to power on the wifi directly.
$10 says that if you started decompiling, you'd find a similar situation here.

[Q] How much battery does idle gps drain?

stock rom
If i leave gps on.... and all the apps i have that may use gps (travel, voucher etc) do not run in the back ground,
except google maps.... will this really drain random battery throughout the day.
The reason I ask this is when using google maps...i see the gps symbol on the top of my phone, but once i back out of it...the symbol disappears, and when i go back into it to resume what i was doing the symbol turns back on and the gps has to find my location all over again.
Hence I come to the conclusion that the gps is not 'always on' when you don't need or (given you don't have any dodgy apps)
Then I could turn off googles location sharing thing, because if I am correct you need that on if you want to use location services without gps?
SGS2 uses sirfstar IV
http://www.sys-con.com/node/1822443
http://www.csr.com/products/25/sirfstariv-gsd4t
This is a modern GPS chip, it don't think it uses much battery. I've always GPS on and I've no battery issues. And I agree that it seems that the chip is set to some kind of standby when not in use so turning off the GPS in the settings (or notfication pull down) seems more like a privacy thing than power related.
Thanks for confirming. Will now try leaving gps on and location services off and see what happens. sometimes gps on its own takes a few extra seconds to locate you...might be annoying with certain apps
If you refuse location sharing you will not be able to use WIFI positioning service, but can still use cell tower positioning if your GPS is off. Personally I never use WPS since WIFI use a whole lot of power so I always keep it off. There are situations where it's useful (i.e. inside downtown can't get a GPS signal), so you can decide if you want it or not.
I usually keep my GPS off too, since when I open maps I just want to look at map, I don't need to know my exact location (and use the extra power).
My Galaxy S2 GPS sucks the battery life when I keep it on. My partner keeps his Galaxy S2 GPS on and the icon only comes on when something like Maps loads but immediatly goes away when you you exit Maps. Mine seems to stay on all the time and I can't see any obvious process running all of the time (except Maps). I monitor the battery usage with a tool and GPS is certainly running my battery down far quicker than if I turn it off.
Anyone else experiencing the same?
marklyn said:
My partner keeps his Galaxy S2 GPS on and the icon only comes on when something like Maps loads but immediatly goes away when you you exit Maps. Mine seems to stay on all the time and I can't see any obvious process running all of the time
Click to expand...
Click to collapse
I have the GPS setting turned on all the time, but my GPS only really turns on when I open an app that uses GPS, like Maps or Facebook. Just like your partner.
I actually want to keep it on all the time... like yours
Can you send me your /etc/gps.conf and /etc/sirfgps.conf ?
I'm not sure if that's what control this behaviour.
Noed said:
I have the GPS setting turned on all the time, but my GPS only really turns on when I open an app that uses GPS, like Maps or Facebook. Just like your partner.
I actually want to keep it on all the time... like yours
Can you send me your /etc/gps.conf and /etc/sirfgps.conf ?
I'm not sure if that's what control this behaviour.
Click to expand...
Click to collapse
I only had the gps.conf, not the sirfgps.conf file. Attached here.
I have to turn on GPS only when I need it for something and turn it off, otherwise it clearly drains my battery, in pretty quick fashion.
I had to rename it gps.txt to upload it.
Keeping GPS on is not draining your battery, because its realy turning on, only on application requests. Battery drain may come from some buggy app, which not close it GPS connection. You can easily see this by your GPS indicator. No indicator - no app using GPS atm - no battery drain, flashing indicator - GPS trying to lock ur position, indicator on - GPS is used and got lock on sattelites.
incident404 said:
its realy turning on, only on application requests
Click to expand...
Click to collapse
Is there a way to keep GPS always on, independent of an application request?
I want to control it on/off manually
I leave GPS on all the time. Only works when apps request / need it. No battery life issues for me.
Sent from my GT-I9100

GPS Issues

I've noticed using Waze I'll see GPS go in and out, and occasionally I try to post pictures to Instagram and find out there's no GPS tagging in them. Anyone else seen this?
scottricketts said:
I've noticed using Waze I'll see GPS go in and out, and occasionally I try to post pictures to Instagram and find out there's no GPS tagging in them. Anyone else seen this?
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YES! Install a GPS Test and you can actually see the amount of Satellites seen go to zero. I can sit in the same place for 5 minutes and it will go from 21 to 0 every 10 - 60 seconds with a clear sky. I am wondering if this is a software or hardware issue. It is noticeable when using Gmaps to navigate, you will see your arrow simply stop when driving down the highway for 5 seconds at a time.
btothec said:
YES! Install a GPS Test and you can actually see the amount of Satellites seen go to zero. I can sit in the same place for 5 minutes and it will go from 21 to 0 every 10 - 60 seconds with a clear sky. I am wondering if this is a software or hardware issue. It is noticeable when using Gmaps to navigate, you will see your arrow simply stop when driving down the highway for 5 seconds at a time.
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Im sitting at my desk and watching it not get a fix. The location icon in the status bar never goes white, and the GPSTest just sits there not getting a fix. I've tried disabling the low power GPS option in settings with no luck.
btothec said:
YES! Install a GPS Test and you can actually see the amount of Satellites seen go to zero. I can sit in the same place for 5 minutes and it will go from 21 to 0 every 10 - 60 seconds with a clear sky. I am wondering if this is a software or hardware issue. It is noticeable when using Gmaps to navigate, you will see your arrow simply stop when driving down the highway for 5 seconds at a time.
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Same here I've noticed on my t-mobile version.... Hmm...
---------- Post added at 09:10 PM ---------- Previous post was at 09:09 PM ----------
scottricketts said:
Im sitting at my desk and watching it not get a fix. The location icon in the status bar never goes white, and the GPSTest just sits there not getting a fix. I've tried disabling the low power GPS option in settings with no luck.
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Sometimes indoors GPS has more difficulty. Has it worked there before with other phones?
EDIT:
Worked with my GPS navigation a bit more... definitely see the GPS lose tracking every few minutes. Turned off the iZat, didn't make a difference. Plugged in a power source, thought it might help a little, but nope, GPS lost every once in a while. Bah, just when I thought I had received a problem-free unit
Any more information on this? As of April 1st, my LG G5 seems to be way off on GPS. I noticed it using Runkeeper. I thought maybe it was a Runkeeper issue, but then used MapMyRun and got the same I looked in history and saw that since getting this phone (traded in my G4 for the G5) I had one successfully tracked run, then it all went haywire. Never had a problem with the G4 - so it can't be signal issues (IMO). And since this phone got it right once... that is strange to me.
To give an idea... I ran about 10 miles and it told me 18. When I looked at the runkeeper map it looked like I was running down side streets, into fields, crazy stuff. Like it never got a real lock on my location.
I'm wondering if I need to return this phone??
bdogi said:
Any more information on this? As of April 1st, my LG G5 seems to be way off on GPS. I noticed it using Runkeeper. I thought maybe it was a Runkeeper issue, but then used MapMyRun and got the same I looked in history and saw that since getting this phone (traded in my G4 for the G5) I had one successfully tracked run, then it all went haywire. Never had a problem with the G4 - so it can't be signal issues (IMO). And since this phone got it right once... that is strange to me.
To give an idea... I ran about 10 miles and it told me 18. When I looked at the runkeeper map it looked like I was running down side streets, into fields, crazy stuff. Like it never got a real lock on my location.
I'm wondering if I need to return this phone??
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I have only used the G5 in the car a few times and it seems to work fine - using google maps, not waze.
I use a couple apps to track biking and they work fine. However, when I use them I use an app called GPS keeper pro to keep the GPS running all the time. It seems to help with apps for fitness. I started using it with the G3 and just kept right on with the G5. You might want to try GPS Keeper for your running apps.
I use GPS only in the location settings. That may help. At least my apps that rely on GPS open much faster with that setting.
Sent from my LGLS992 using XDA Free mobile app
My specific GPS issue was that it would lose lock a minute or so into a perfectly normal navigation lock while using Gmaps. It would relock after several seconds, only to lose lock again. This repeated over and over.
I was using the app GPS Status to monitor this. However, it hasn't surfaced in a few days, so I don't know if there was some rogue app or former setting that was interfering with GPS holding lock. I've hypothesized maybe it was GPS Status itself which was interfering. I uninstalled and reinstalled it, and so far *knock on wood* it hasn't popped up again.
This sounds a bit different from some of the problems listed here. The run tracker not getting a good track might be related to this, if it is never able to consistently keep GPS lock. Try monitoring the GPS satellite lock icon when the app is running. Does it go from lock (white) to not lock (grey)?
Mine is actually grey most of the time but when I'm connected to wifi calling it's constantly white. Weird. This thing needs an update for a few different reasons. Coming from the note 4 I notice differences in the software obviously but somethings seem like they don't quite work right. Example being when I used wifi calling on the note 4 it would grey out the regular signal but on this it's still active with the bars going up and down. I'm pretty sure it should cancel the network out all together but maybe this is just different. I don't know.
Sent from my LGLS992 using XDA Free mobile app
Maybe it's using the wifi connection hotspot to determine your location? So does your GPS really work at all then?
waylo said:
Maybe it's using the wifi connection hotspot to determine your location? So does your GPS really work at all then?
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Well I do have it set to GPS only in location settings but until I get out and try to use maps I guess I really won't know. It does find me in maps or other weather apps though.
Sent from my LGLS992 using XDA Free mobile app
Well - I got my second LG G5 hoping that would solve the problem. Doesn't seem to be any different
I've tried this so far:
High Accuracy - Was Already Set
Turn off WiFi location
Tried GPS Keeper to keep signal alive
Tried GPS Status Utility - NOTED: Takes a long time to lock and still will start 'searching' for long periods of time.
Tried with no cover on
New phone seems the same I love the LG phone itself, but I can't handle this. I should have returned it for a Samsung. Are there any other tricks I am missing?
bdogi said:
Well - I got my second LG G5 hoping that would solve the problem. Doesn't seem to be any different
I've tried this so far:
High Accuracy - Was Already Set
Turn off WiFi location
Tried GPS Keeper to keep signal alive
Tried GPS Status Utility - NOTED: Takes a long time to lock and still will start 'searching' for long periods of time.
Tried with no cover on
New phone seems the same I love the LG phone itself, but I can't handle this. I should have returned it for a Samsung. Are there any other tricks I am missing?
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Do you perhaps have greenify on? I have a theory that the aggressive doze may be affecting GPS lock duration.
waylo said:
Do you perhaps have greenify on? I have a theory that the aggressive doze may be affecting GPS lock duration.
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I don't think I have greenify loaded? I searched in Google Play and it only says 'install', so can't be on my phone.
bdogi said:
I don't think I have greenify loaded? I searched in Google Play and it only says 'install', so can't be on my phone.
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Correct, you don't have it installed then. Have you tried disabling iZat? It's the low power GPS addition, at the bottom of the GPS settings page.
Also, just to cover all the bases, you are outdoors when you're searching for GPS, right?
I have a stock T-Mobile G5, I've also noticed inconsistent GPS. Acts as if it's stuck. I'll open Google Maps and it'll show my location from 90 minutes ago. Won't update until I turn on airplane and then off again. Once the radios come back up GPS updates. Hoping for an update to fix this ASAP.
waylo said:
Correct, you don't have it installed then. Have you tried disabling iZat? It's the low power GPS addition, at the bottom of the GPS settings page.
Also, just to cover all the bases, you are outdoors when you're searching for GPS, right?
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Click to collapse
The low power GPS is turned off, yes. When I run the test I am running it right next to my window indoors. I run it on my HTC One (not activated) and my LG G5 (activated - new phone). HTC locks immediately (2-5 seconds) with 14/20 satellites, G5 does not lock for at least 3 minutse with anywhere between 18-26 satellites (I gave up after 3 minutes). I tried turning off/on airplane mode like the previous post - didn't change anything for me.
Even though the GPS doesn't show lock on the LG G5, I can get google maps working. It isn't very accurate, though. It sometimes shows me stuck in a location for about 1-2 miles. It also shows me off the roads, typically.
I found a way to replicate the GPS issue! I was having it behaving really intermittently on my car mount (vertically), and then I decided to tilt it horizontal and suddenly it got a lock! I've verified it by GPS test apps and it's super obvious that in a vertical orientation, the GPS doesn't get a proper lock.
Any of you guys wanna validate this?
I'm having this issue as well, sometimes takes a couple minutes or more to obtain initial lock when I get in my car every morning and start Waze (although it guesstimates my location based on last lock / WiFi), plus then it drops out 2-3 times per drive, which is incredibly frustrating and has caused me to miss turns. I lose lock with WiFi both enabled and disabled during my drive
As a couple people already said, I use the T-Mobile G5. I'm curious if all of us experiencing the problem use the T-Mobile version and it might be a carrier ROM issue. My network and GPS settings are how they were out of the box, although now that I know it exists, I'll try disabling IZat low-power location just to see if there's any improvement.
hot_wired13 said:
I found a way to replicate the GPS issue! I was having it behaving really intermittently on my car mount (vertically), and then I decided to tilt it horizontal and suddenly it got a lock! I've verified it by GPS test apps and it's super obvious that in a vertical orientation, the GPS doesn't get a proper lock.
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Click to collapse
My phone is always horizontal in my car dock, with the top of the phone facing left, but I'm still losing GPS lock. Do you use yours horizontally the other way?
I can tilt mine any way I want and it won't lock I ran a test this morning while taking my kids to school. I took out my old HTC One and turned on Runkeeper (running app). Turned Runkeeper on LG G5 (separate Runkeeper account to be sure nothing got screwy). G5 couldn't lock enough to map anything, HTC mapped perfectly to the roads. I then used VZ Navigator (Verizons map system - this was done at Verizon's request). The maps trailed me by about 1/2 to 1/4 mile and showed me about 200 yards off the road. Then - GPS lost. All the while - HTC mapped me out with Runkeeper perfectly mapped to the roads.
Since this is my second LG G5 with GPS issues... I think there is a problem with the phone or maybe the Verizon version of the phone. Sounds like T-Mobile also, though, so could just be some LG software screwing things up.
Either way - I'm probably getting the S7 now. I really like the G5 with the rear fingerprint scanner... but I need a GPS that works out of the box.

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