Perfect GPS, fast GPS lock with AOIP - Samsung Galaxy Exhibit 4G

After flashing the AOIP rom, I find that my GPS apps find the GPS signal super fast. On Slimbean, it was taking FOREVER for my Endomondo app to find the GPS signal. For those of you who use GPS frequently, if you're having trouble with other ROMs taking a long time to lock in the GPS signal, try AOIP. Not sure if my experience is unique to my phone or geographic location, but the improvement for me is HUGE.

I have to agree. I have used almost all of the roms posted in this forum. AOIP is by far the best and my fav. Rootbox comes in second and PACMan third. As for the GPS, it really does lock on fast. I play Ingress, and it took what seemed like forever to get a lock. Now it's within a second or two.

I have a fast gps lock to, im wondering if it's because aoip was built for our phone and not a port has something to do with it
Sent from my SGH-T679 using xda premium

Related

Waze a free turn by turn

Over all this look like the most promising turn by turn nav app. The best part is it is free on the market. What do you guys think about it?
This app is terrible IMO
I thought it was a nice app. Nothing amazing though.
If you want a nice turn by turn, I would recommend the Sprint Navigation app off of the Hero dump.
I don't use the turn by turn as much, but I think the concept of the social commuting is a novel idea. I do run the program when driving and report traffic delays and police. I usually clear the running apps before starting Waze and it runs fairly smooth. just my .02.
The biggest issue I ever had with Waze is that fact that you can almost watch the battery level go down when you run it. It's one of the few apps that drain juice so quickly that my phone won't charge using my car charger when it's running.
Cool idea when it wants to work, but I get better success with sprint nav
The client seems quite stable now. Anybody here with a few weeks of experience? (Preferably in an area with bad coverage).
How well does it do, without user interaction, in creating the road network? (as shown in http://world.waze.com/guided_tour/ => "Behind the Scene")
I tried it for a few days but could not resist fixing the errors on my own since I wanted to have my most important route functional to test how well it gives voice directions. I did not manage to do much driving on other routes yet. As far as I have seen, driving a road two or three times is not enough for the automatic routines, i.e. it still has many gaps. Will it actually work (fixing all gaps, creating intersections, etc.) if I drive it like 10 times or more? Or will I rather end up having 3 parallel roads (due to GPS inaccuracy) if I limit my contribution to activate "record new roads" when I drive incomplete routes?
I hope there are users with waze-experience here. I could of course ask in the waze forums but I think that here at XDA is the better place to get an accurate (=non fanboy) response.
to be honest, i just downloaded this app today. i hate and love it so much. It is extremely useful, but it seems like nobody in my city uses the app so the directions it gives me are horrible. It's VERY laggy and kills the battery so fast. But I can't resist it because I want to try to see if it actually starts to improve if I stick with it. Sucks that I bought a Garmin the other day too lol. I'm running a rooted 1.5 CLIQ (which is why I just got tired of waiting on google maps navigation)

Post Your GPS Lock Speeds / Times

Please post your GPS Lock Speeds (how long it takes approx. to get a lock) and how accurate (meters).
In addition, i would love it if you could post what ROM you are on, and any fixes you have used.
I have been ROM hopping and trying various settings and things. IF I ever do get GPS signal in GPS Test, it's never more than 2 Satellites, and that's like after 2 minutes. And I have only ONCE had Google Maps actually accurately keep track of my location.
Last question, when I ODIN Back to the original AT/T Stock, does the ENTIRE phone get reset? Modem, baseband, GPS firmware, etc? Cuz on both stock 2.1 and 2.2 i cannot get ANY LOCK EVEN IF I LEAVE IT FOR 10 minutes.
My main concern is GPS, I want a good lock, within 10, even 20 meters is okay, I have seen it done on YouTube before. I don't care so much about speed and battery meh. Anybody have good ROMS that have a high success rate of GPS lock-age? Again, once upon a time on like 1 ROM i got good GPS, since then, no luck. I have tried all the fixes on the internet / settings changes, etc.
i get a lock withing 20 seconds with 15 (often)-5 (rare) meter accuracy. running 2.2 i9000 froyo rom with jk3 modemand setiron kernel
Iget a lock within 10 seconds with 5-10 meters accuracy. Tracking is e excellent too. I got this by using the JM9 GPS files. I posted a lot about this in the Axura thread. Check it out. Hans is actually using it in his next release as I did extensive testing with only positive results.
Sent from my GT-I9000 using XDA App
i currently live in sao paulo - brazil.
my lock times take 30-60seconds, but after locked it just stays on 5-10m
but i´m happy with that.
how do I check my gps speed?

[Q] Once again on the GPS... Crap after JVP - HELP?

So here's the deal, and sorry for posting again on GPS matters... Thing is, my GPS was really good on Juwe's 5.0 JVP with Semaphore.
(Before this I did the usual stuff - GPS bend-the-contact hardware fix, GPS aids, calibrate the compass, even Nexus S binaries - I got really good navigation with JVP)
But now, after JVQ and JVR, it's completely shot to hell. I went through many ROMs with different kernels, but it just doesn't maintain a lock, and when it does (for like 4 seconds...) it's usually with 30 m accuracy ( -> useless).
What's weird is that I usually get 5+ birds, with SNR over 28, usually around 35!!
I'm on Jetpack 3.1 with Semaphore 1.5.0, OCed to 1200 MHz, and UVed ( - really stable and fast, no FC, no reboots).
Can anyone offer some insight? Should I just go back to JVP?
Thanks
Sorry to hear this bud - I'm having the same problems and did same stuff - i.e. hardware "fix" and tried many roms. So many in fact that I have no clue as to what "helped" and what was just pot luck.
GPS on this phone is undoubtedly broken and widely documented as such. I even bought an SGS II and sent that back because of similar problems. Samsung don't give a rat's ass about this issue and it will get "fixed" in their future phones by mere coincidence (they get a decent chipset and/or decent programmer to write quality drivers) rather than any effort on their part. HTC manage outstanding GPS on all their phones in comparison to Samsung. Shame HTC don't do Super AMOLED.
Plantaman said:
So here's the deal, and sorry for posting again on GPS matters... Thing is, my GPS was really good on Juwe's 5.0 JVP with Semaphore.
(Before this I did the usual stuff - GPS bend-the-contact hardware fix, GPS aids, calibrate the compass, even Nexus S binaries - I got really good navigation with JVP)
But now, after JVQ and JVR, it's completely shot to hell. I went through many ROMs with different kernels, but it just doesn't maintain a lock, and when it does (for like 4 seconds...) it's usually with 30 m accuracy ( -> useless).
What's weird is that I usually get 5+ birds, with SNR over 28, usually around 35!!
I'm on Jetpack 3.1 with Semaphore 1.5.0, OCed to 1200 MHz, and UVed ( - really stable and fast, no FC, no reboots).
Can anyone offer some insight? Should I just go back to JVP?
Thanks
Click to expand...
Click to collapse
When I was on samsung roms I found that the GPS in JVP/Q/R was a lot worse than froyo. It only started maintaining the lock during drives when i used hardcore's T22 kernel with KC1 modem (for the 850 band in Canada).
Maybe try a different modem. I've heard that JV1 modem is better for GPS than JVQ, JVR modem. Just flash via ODIN.
Try GPS Status on the Market. There you can download GPS Assistance data...
Calibrate your compass with it and, the thing i've done:
Goto into /root/etc and edit your GPS.conf file to your actual position in this world.
Mine is europe.pool.ntp.org
Sent from my GT-I9000 using XDA Premium App
- the modem has slight impact of gps performance - have not noticed diff betwen jve(jv1) and jvr
- the gps.conf tweaks does not affect gps much
- the firmware itself contains some files that boos significantly gps performance (snr, ttff, birds count) those are few files here and there on system that all together makes gps working ok. that is the case in jvp jvq and jvr - still gps likes to travel own way sometimes (google navigation tested and other apps like my tracks)
DO NOT USE ANY OF THOSE WONDER/PAID APPS FROM MARKET - MORE OR LESS A SCAM TO MAKE YOU PAY THE MONEY FOR APP
if you have problems with gps on jvp/jvq/jvr that means:
- your theme/rom maker screwed up those importnt files
- your firmware instalation is not correct
- you have some hardware issue -> use warranty to replace faulty unit
this is how gps behaves not even under clear sky but at window
http://forum.xda-developers.com/showpost.php?p=16416378&postcount=436
@The BigX: thanks, been doing that since Éclair
@$omator: I always try to flash ROMs and kernels properly (flash stock first, etc), and all the Roms I've been using have been pretty flawless in everything else but the GPS... Thing is, in GPS Status or GPS Test I get pretty good locks, even when driving (SNR over 30 for most of them, even 10 m accuracy).
It just seems like... Google Maps or Navigation don't access the same data or something, and it takes forever for a ****ty lock that lasts 4 seconds and is accurate to 50 m.
Gonna try Aura tomorrow.
Thanks for the help, guys.
was using google navigation as a car navigation, phone 'was' on front windscreen
lock was fast and more or less acurate - with problems on roads with woods around (that was very lol when i enetered the forest fix was going from 5 to 50 meters) - but 99% of time stayed on the road wo problems
it is well known problem with the chip used in sgs1 - same one is used by various devices like apple and htc ones with same ****ty results on all - so most likley the chip is just crap=)

[Q] GPS Loses fix (and precision) when screen off

Hi people!
On my Galaxy S i9000 I have on Juwe 5.3 (JVR) with Semaphore 1.6.0.
I have the following problem: my GPS works (good accuracy and locking speed) only when the screen is on. As soon as the screen goes off, I lose the fix and precision, while using tracking apps like Runkeeper or My Tracks and diagnostic ones like GPS Status.
I've tried to force the CPU on 1000 MHz with Voltage Control but the problem remains so I'm guessing it's not a performance issue.
Any ideas?
Everything else works fine.
Thanks!
The same happens on my phone (albeit w/ CM7), but I don't mind, since that would eat the battery. I can see how that would render certain apps useless, though. I've used a few ROMs in my day, and never noticed GPS staying locked while the screen was off. I'm interested in how you'd achieve this as well.
Hi.
Yes in fact when I was on stock the gps worked as expected but I was on froyo.
Than I updated to a beta GB and then to Juwe.
I'd prefer not to put a froyo rom just to test if possible. I'll wait for someone to come with some idea
Thanks!
Some updates:
- It seems not to be kernel releated (tried with both semaphore and CF-Root, will try also TalonDEV)
- Not rom releated also (from Juwe JVR to Simplicity JVT, passing thru stock JVT).
Any ideas?
Is there someone whose GPS stays locked even if the screen is off?
Thanks.
Interested as well. Anyone?
Hmm, my gps would always lose lock if i turned off screen (froyo too).. thought that was normal behaviour
i thought that depends on the app. navigon has a setting which says to keep gps on or off when minimised.
oswade said:
i thought that depends on the app. navigon has a setting which says to keep gps on or off when minimised.
Click to expand...
Click to collapse
Probably this is right. Should be app-related.
I used to have a lot of GPS problems, but I solved them connecting GPS for the first time with WiFi on google maps, after that, GPs worked great without wifi being necessary anymore.
gtluis said:
Probably this is right. Should be app-related.
I used to have a lot of GPS problems, but I solved them connecting GPS for the first time with WiFi on google maps, after that, GPs worked great without wifi being necessary anymore.
Click to expand...
Click to collapse
I will try that.
It seems that also other phones are affected by this problem/feature, after the update to Gingerbread.
Little update: the navigation app does not let the screen to turn off to not to lose gps fix.
Sent from my GT-I9000 using XDA App

GPS tweak in PimpMyROM app legit or placebo?

As a heavy GPS user for driving navigation and sports tracking, using EndomondoPro, I can't afford to have a broken GPS. When my Exhibit II was unrooted and stock, I had occasional GPS troubles in which the GPS would not lock into a signal and whatever app I was using showed that it was still searching for GPS. This continued when I rooted the phone but kept the ROM otherwise stock. Same when I tried CM10, same with the first Slimbean 4.whatever and then with the latest Slimbean 4.2.2. Most of the time it would work, but sometimes not. I added the app PimpMyROM and tried the tweak that is supposed to improve the GPS, by indicating that I'm in North America and the United States. The app then supposedly downloads a GPS config file.
Upon loading the Nexus ROM, I was sorry to find out that GPS doesn't work at all. So I restored a nandroid of the latest Slimbean ROM. I rebooted, and found out that GPS was not working. The app GPSTest showed a handful of satellites in view and working, but no speed readout (I was walking). EndomondoPro app, which uses GPS to track sports mileage/speed showed the ?Locating message in the lower left of the screen, and would never lock onto the satellites. The GPS icon in the status bar -- the white bullseye -- kept blinking, indicating no lock on the satellites. I rebooted the phone, turned GPS on and off, rebooted again, and it still didn't work.
Then, I tried the tweak for GPS on PimpMyROM, and BOOM! The GPS worked.
Is this coincidence, or proof that there is some benefit to using that PimpMyROM tweak? Can any devloper explain what that tweak does, and why it is necessary and not already built into each of these custom ROMs?
And finally, since GPS is very important to me, does anybody know of a custom ROM that is optimized specifically to give all power and glory to the GPS function of the phone? If so, that might be the custom ROM for me.
I have also wondered about the pimp my rom tweaks. Like how does it give you better camera quality?
Sent from my Nexus 7 using xda app-developers app
It installs bravia engine or something like that which has been debunked before. A lot of tweaks are placebo effects. Its kind of like having a quad core phone. Everyone says its faster but for everyday use not so much. All 4 cores will only kick on when the phone is under a heavy load like running a benchmark. This is why I'll prob get another s3 instead of getting an s4 don't see the point in a quad core phone
Sent from my SGH-T679 using xda premium

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