4G info that I'm HAPPY to report, but it raises more questions... - Verizon Samsung Galaxy S III

I am one of the people who have had a hard time getting good 4G service even though I'm in a. great 4G area. Today I noticed that if I reboot my phone in the area I wish to receive 4G service I get a super-fast 4G connection!
Now, that is great news but why can't my phone do this without a reboot? Does anyone know why this happens?

Have you tried simply turning airplane mode on/off rather than rebooting?

No, I didn't and thanks for the idea. But the phone should be able to do this on its own, right?

I have to toggle airplane mode when in a spotty 4g area. I hope a new radio will help with making a more seamless switch.
Sent from my SCH-I535 using xda app-developers app

ajd88 said:
I have to toggle airplane mode when in a spotty 4g area. I hope a new radio will help with making a more seamless switch.
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
What do you mean new radio?

I'm more curious why I was getting speeds upwards to around 34d/l and 24upload before (just a few weeks ago when they flipped the switch for 4g)... and i'm getting weird but constantly lower ranges from 5-20d/l to 8-15upload...
still faster speeds than 3g here, but just odd...

bby144 said:
What do you mean new radio?
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Click to collapse
A new baseband.
Sent from my SCH-I535 using xda app-developers app

bby144 said:
What do you mean new radio?
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Click to collapse
Sent from my SCH-I535 using xda app-developers app
ajd88 said:
A new baseband.
Sent from my SCH-I535 using xda app-developers app
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Click to collapse
To be more specific (not sure if you know or are curious) a new radio hopefully will report greater signal for your respective area. New radios typically come with ota updates and users may notice greater data speeds and network signal.
Sent from my SCH-I535 using xda app-developers app

gentleart said:
I am one of the people who have had a hard time getting good 4G service even though I'm in a. great 4G area. Today I noticed that if I reboot my phone in the area I wish to receive 4G service I get a super-fast 4G connection!
Now, that is great news but why can't my phone do this without a reboot? Does anyone know why this happens?
Click to expand...
Click to collapse
Download from Google Play - Phone Info and do it manuallly

I've been having the same issues within buildings. Definitely a cycle of airplane mode will help once you leave the building and/or have moved locations.

gentleart said:
I am one of the people who have had a hard time getting good 4G service even though I'm in a. great 4G area. Today I noticed that if I reboot my phone in the area I wish to receive 4G service I get a super-fast 4G connection!
Now, that is great news but why can't my phone do this without a reboot? Does anyone know why this happens?
Click to expand...
Click to collapse
Had the same problem too. I went to another city without 4G and came back home and tried to watch some YouTube. Noticed right away that YouTube was buffering. Initially thought that maybe Verizon was throttling me. My speed was from 0.5 to 3 Mbps max. Restarted phone and did speed test; speed went back up to 10 Mbps. That made me happy again.
Sent from my SCH-I535

Do you guys think Verizon will implement an ota update with a new radio, but also something to lock the bootloader back up?

Well we have some people who have posted the radio updates on the forums here, and I don't think they touch the bootloader (not 100% though), so assuming Verizon does push an OTA for new radios tied with a re-locked bootloader, it'd only be a matter of time before XDA figures out how to install only the radio update.

4G
noingwhat said:
Well we have some people who have posted the radio updates on the forums here, and I don't think they touch the bootloader (not 100% though), so assuming Verizon does push an OTA for new radios tied with a re-locked bootloader, it'd only be a matter of time before XDA figures out how to install only the radio update.
Click to expand...
Click to collapse
I bought 3 SGIII's and noticed right away that mine was not getting as good of 4g as my two daughters. Long story short, after 2 weeks I got an new phone with the updated VRALG. Was better but not great. Verizon Reps stated it was a known problem with som SGIII's.
Now I am running Synergy ROM and 4G is alot less problematic, even better than both my daughters most of the time. If I do have a problem I will cycle Airplane mode and it fixes it. My 2 cents

I feel like there's something wrong with my phone. The signal is week and I'm getting abysmal speeds. Like .2mb per sec downloading something. I'm also in a highly populated area where 4g seems to be strong here

Has it been like that since you got it?
Sent from my SCH-I535 using xda app-developers app

Well when I first got it the sim card wouldn't activate so the customer service guy had to force it twice to get it to work. The speed will go up in different areas but not by much

One of these days Sammy will just pay moto for their 4g radios. This issue u guys are having along with data drops in strong 4g have plagued vzw gnexs
Sent from my Galaxy Nexus using xda premium

If its really that bad. Its a hassle but it'll work...
Dial *#*#4626#*#* or download the "Phone Info" app shortcut, and it'll take you to the same area.
There you can select your radios, Dont mess with anything besides the drop down box with the preferred networks. Set to LTE Only, (defualt is LTE/CDMA/Evdo) when you are in LTE only mode, you should get pretty blazing fast internet. But your SMS/calling outbound and inbound wont work while this is activated.
As for an actual fix... You just need expirament with the different radios... On my Old bionic phone, i remember it was getting really spotty 4g, more than usual. A clean wipe seemed to alleviate the issue. I can't explain why it would it just did...

Related

[Q] Cell reception question

Can anyone tell me if the reception is any better on any of the custom roms out there. I am about to return my second phone so I dont want to go flashing a bunch of new roms just to take them off in a day or two. Im asking because if the reception is not any better I may have to get a different phone because I have no reception at all in my home area. Any advise??
bls2633 said:
Can anyone tell me if the reception is any better on any of the custom roms out there. I am about to return my second phone so I dont want to go flashing a bunch of new roms just to take them off in a day or two. Im asking because if the reception is not any better I may have to get a different phone because I have no reception at all in my home area. Any advise??
Click to expand...
Click to collapse
I don't get great reception either. Better than my vibrant but worse than my g1.
Sent from my LG-P999 using XDA Premium App
Turning on wcdma only helps.
Sent from my LG-P999 using XDA Premium App
bad phones
my first g2x had poor connection so bad i thought it was tmobile as i was coming from verizon. so i returned the phone. i dont have landbased internbet where i am living but the coverage map showed great 4g infact i can see the tower like 200 feet from my place. so i decided to try out the tmobile 4g hotspot figuring it wouldnt work well it did. so i went and got another g2x and this one has great signal and connection. so there are phones out there that have bad connection, so if you are getting this and you know another tmobile phone or device is working return it.
Awww this is a disappointing thread to find. I was hoping it would be a software problem thats easily fixable.
I get constant time outs on mine when browsing no matter where I am. Sometimes it will time out on a speed test 5 times in a row, them get 5Mb down and then time out 4 more times and then get 5Mb again. Its killing me. Worst thing is I bought it 2nd hand so I'm sure T-mobile will make me mail it to Samsung
edit: My reception is about -101 dBa on avg.
Was having the same problems. I call customer service and they informed me that my sim card was old and to go to the T-Mobile store and get a new one. I did and now works a lot better. They told me that there towers don't recognize older sim cards as 4g so they get spotty 4g coverage.
Sent from my LG-P999 using XDA Premium App
daved152 said:
Was having the same problems. I call customer service and they informed me that my sim card was old and to go to the T-Mobile store and get a new one. I did and now works a lot better. They told me that there towers don't recognize older sim cards as 4g so they get spotty 4g coverage.
Sent from my LG-P999 using XDA Premium App
Click to expand...
Click to collapse
My SIM card is less than a year old, but this is definitely worth a shot.
Thx!

Att service

Anyone else lose all service I'm in north Dakota n have absulutly no service they doing a update or is it just me?
Sent from my SAMSUNG-SGH-I727 using XDA
u sure its not ur phone?
You sure you posted in the right section
Sent from my SAMSUNG-SGH-I727 using Tapatalk
I noticed that LTE is down, but HSPA+ is working. I'm in Phoenix.
Sent from my SAMSUNG-SGH-I727 using XDA
upyouratrix said:
I noticed that LTE is down, but HSPA+ is working. I'm in Phoenix.
Sent from my SAMSUNG-SGH-I727 using XDA
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Click to collapse
Same here... LTE is dead and 4G is cutting in and out.
Tried several different radios and get the same result.
One of my friends in Florida texted me awhile ago complaining about LTE cutting in and out. Apparently it was just a fluke. My LTE here in Indiana is fine.
My LTE here in Dallas is horrible right now. I can't even run a speed test on it.
I have restarted phone, shut down, even battery pulled and nothing.
Lte in Indy is f'n a bro
Sent from my SAMSUNG-SGH-I727 using Tapatalk
nest75068 said:
My LTE here in Dallas is horrible right now. I can't even run a speed test on it.
I have restarted phone, shut down, even battery pulled and nothing.
Click to expand...
Click to collapse
Yep. I am in Dallas and my LTE is painfully slow. Cannot connect to mail or download any apps.
hemal.mehta said:
Yep. I am in Dallas and my LTE is painfully slow. Cannot connect to mail or download any apps.
Click to expand...
Click to collapse
Called AT&T and there is a data connectivity issue being worked on(at least for Plano/Little Elm/Frisco area.
douglas12107 said:
Anyone else lose all service I'm in north Dakota n have absulutly no service they doing a update or is it just me?
Sent from my SAMSUNG-SGH-I727 using XDA
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Click to collapse
Where at in ND? Im in Minot and yea every once in a while I'll lose data but only for a minute or two.
Sent from a Galaxy Device
Conway, AR here... I'm having terrible connectivity on HSPA+. I was actually about to change my radio. I'm using the note radio but until today I never had a problem with it. seems like I'm not the only one with issues.
Call AT&T and get added to the problem list. The more people who report it, the higher the severity it gets and the more people they assign to fix it.
Been on the phone with them for 45 minutes. They reset their end. had me check my apn's (fine of course), factory reset (pain in the a$$), and now they told me I can stop by a store and get a new sim card. They claim to have no issues in the area. kinda a pain really!
*by lack of connectivity pretty much I cant access any webpages. not even sure if I can get an mms.. kinda sucks. I doubt it has to do with the note modem I have been using. I'm flashing the new leaks modem UCLD2 to see if that helps.
Similar as above, woke up and data was being ridiculous. Full signal with LTE but I had no data service. Couldn't MMS, surf, etc.
Just outside of San Antonio, Texas here.
jerrygooch said:
Been on the phone with them for 45 minutes. They reset their end. had me check my apn's (fine of course), factory reset (pain in the a$$), and now they told me I can stop by a store and get a new sim card. They claim to have no issues in the area. kinda a pain really!
Click to expand...
Click to collapse
I would not have done a factory reset cause that has nothing to do with it. If your service was fine yesterday and is crap today, it's their network.
hd2k10 said:
Similar as above, woke up and data was being ridiculous. Full signal with LTE but I had no data service. Couldn't MMS, surf, etc.
Just outside of San Antonio, Texas here.
Click to expand...
Click to collapse
Curious what radio and rom are you using? I find it odd that we are all having connectivity issues. They told me they don't have any problems with the network in my area.
Yeah I'm in Dallas and LTE is barley functioning. Took about 20 minutes to get to this thread (oh how I wish I was exaggerating). I don't even want to guess how long its gonna take to post this once I'm done typing xD
:: Beamed Up From My Hacked Up Mobile Computing Device ::
Ok, so here's what I did...
When I started having the issues this morning I was on NexusMod Beta 3 with the UCLC5 modem. I then downloaded the new modem UCLD2 and flashed it... Still no good. so I called AT&T (see brief post above)... then I figured I'd try a new rom. I downloaded the new Sky ICS UCLD2 base followed the instructions there (even reflashed the UCLD2 modem). Still no luck so I reflashed the UCLC5 modem. Now I have connectivity again. I'm going to be watching it closely over the next few hours. Not sure if this will help anyone but It's so far working for me.
My friend at AT&T just texted me, issue resolved.

4G not working

So i recently moved and my phone only gets 2 bars of 3g at home. Even when i move into a 4g area, i get no internet connection. Even getting a 3g connection is rare. Is there a way i can fix this?
SENT FROM MY SAMSUNG DROID CHARGE
Make sure you're on the latest fp5 update. Also make sure you have LTE turned on in the wireless menu (as opposed to just CDMA).
If you've done that and there's no difference, try a reboot. If still no difference, you may want to ask Verizon for a replacement. Personally, however, I would demand it
Sent from my SCH-I510 using xda app-developers app
If you check the "IM PISSED" thread, I had the same problem. I got sick of it and called Verizon to have a replacement. We'll see how it goes.
Chocoburger said:
If you check the "IM PISSED" thread, I had the same problem. I got sick of it and called Verizon to have a replacement. We'll see how it goes.
Click to expand...
Click to collapse
What were your results after the complaint, if you don't mind me asking?
rice923 said:
What were your results after the complaint, if you don't mind me asking?
Click to expand...
Click to collapse
If you mean how did they react to my complaints? Check the thread.
I got my second replacement phone in the mail today, hopefully it can pick up a 4G signal (or even a solid 3G signal would be nice unlike my current phone).
Interesting enough, I've had the opportunity to deal with 5 Charges thus far (not all mine, mind you). To date, none of them had a problem with picking up a decent 4G signal.
I'm still on my first charge. Have never had an issue that wasn't easily explained, while on GB. Froyo was a bit more erratic though.
Sent from my SCH-I510 using xda premium

[Q] Samsung Infuse 4G At&t HSPA+ data working on T-mobile network.

Hey,
I was recently using my phone that i got a couple days ago ( Bought it unlocked at my local Electronics store ) and i popped in my T-mobile sim card and after 1 day I looked at my status bar, I had H+ on the top right corner. I tested it out on my browser ( I was at a park while this happened ) and the data worked fast like on a T-mobile 4g phone. But it later went away after a couple minutes. I was trying to take a picture with my other phone to prove that it wasnt photoshopped or anything but i was too late. Can someone help me on this situation? Is there a way i can keep it at HSPA+? Please don't take me as a cellular noob i repair phones and setup for plenty of people.
Thanks.
That could be some bizarre glitch.
The AT&T Samsung Infuse should not have the hardware to support T Mobile HSPA+
Sent from my DROID2 using xda premium
gagdude said:
That could be some bizarre glitch.
The AT&T Samsung Infuse should not have the hardware to support T Mobile HSPA+
Sent from my DROID2 using xda premium
Click to expand...
Click to collapse
Yeah, thats what i was curious about. I was happy for the moment being, but when it went away i just had to go with it since its supposed to be at edge speeds.
Andrew10567 said:
Yeah, thats what i was curious about. I was happy for the moment being, but when it went away i just had to go with it since its supposed to be at edge speeds.
Click to expand...
Click to collapse
I'm actually really weirded out by the fact that it actually worked at all for a period of time, and that you got speeds at that speed. So the question is, what exactly happened?
One may never know
Sent from my DROID2 using xda premium
gagdude said:
I'm actually really weirded out by the fact that it actually worked at all for a period of time, and that you got speeds at that speed. So the question is, what exactly happened?
One may never know
Sent from my DROID2 using xda premium
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Click to collapse
Basically, I was in a neighborhood next to the park ( thats the way i get there ) and i was looking at my phone and saw my H+ sign up there so I got pretty excited and tested it out and it was indeed HSPA+. I will go back to the same neighborhood and check again. Also it happened while i was at the gym a couple hours before. Weird stuff.
Probably a bug, sometimes mine thinks it doesnt have a data connection when it actually does, or displays E (for edge) when its actually on 3g
If you catch it happening again do a speedtest - I doubt it will be 4G speeds
I would assume you were seeing an area where T-Mobile has 'refarmed' their HSPA+ network onto the 1900MHz band, which according to Samsung is possible with the hardware.:good:
Refarming makes a lot of sense. And I will definitely speed test it for sure.

VRBLI5

Not recommended to flash the modem unless you are in a good 4G area. I clean flashed AOKP M1 ROM flashed VRBLI5 modem . While in good 4G area had no problems as soon as I left (I am a truck driver) my signal and data started acting up. No data or 1x data signal also cell signal very week and a few dropped calls. So I flashed the VRLAHE modem now I got 3G back signal also better.
I think that VRBLI5 is optimized for 4G but this is just my experience.
Sent from my SCH-I535 using xda app-developers app
Thanks for the heads up.
No problem ever since I flashed back to VRALHE modem an hour ago l had no problems with my signal or data. Good 3G n 4G n cell signal. Glad to help.
Sent from my SCH-I535 using xda app-developers app
Excellent. I will check this out.
Lehocki said:
No problem ever since I flashed back to VRALHE modem an hour ago l had no problems with my signal or data. Good 3G n 4G n cell signal. Glad to help.
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
Playing Devil's advocate here, could the bad signal just have been a really crappy area? I'm in the northeast and I know parts of Maine I fluctuate considerably and lose signal all together. Other phones do the same so I know it's not my S3.
So tempted.. I already DL the file!
¤ Sent from The Third Galaxy ¤
"Playing Devil's advocate here, could the bad signal just have been a really crappy area? I'm in the northeast and I know parts of Maine I fluctuate considerably and lose signal all together. Other phones do the same so I know it's not my S3."
Not really as soon as I flashed "HE" modem signal and data returned to normal. As I said I'm a truck driver and in the past year and a half since I got my first android phone there were only 4 or 5 occasions my 3G dropped to 1x and that was only in PA and WV in the mountains. Where I was now in IL on an interstate it should not have happened. VZW has the whole USA covered with 3G. A couple months ago I was driving through WY not a town in a 80mile radius and still had 3G. Believe me I was pleasantly surprised.
Sent from my GT-P3110 using xda app-developers app
New modem is working great for me. Did a speed test and got 28 down and 3 up on the extended network.
Sent from my SCH-I535 using xda premium
Worked fine for me too while I was in a good 4G area the problems started once I left the city. As I mentioned it is probably optimized for 4G . If you are and stay within the city that has 4G you probably not going to c a difference between HE and I5
Sent from my SCH-I535 using xda app-developers app
Lehocki said:
Worked fine for me too while I was in a good 4G area the problems started once I left the city. As I mentioned it is probably optimized for 4G . If you are and stay within the city that has 4G you probably not going to c a difference between HE and I5
Sent from my SCH-I535 using xda app-developers app
Click to expand...
Click to collapse
I usually stay on 3g until I step out of my house or until I go to town. I haven't noticed a difference thus far in my area. I was also in a extremely strong 4g area when I flashed and it changed to 3g without a problem and has the same service I have always had. I'm personally running Paranoid android 2.52.
Sent by one of my many Anthromorphic Personifications
The new radio reflects a better signal for me...all phones act different, so this alarm topic is just your experience.
Lehocki said:
Not really as soon as I flashed "HE" modem signal and data returned to normal. As I said I'm a truck driver and in the past year and a half since I got my first android phone there were only 4 or 5 occasions my 3G dropped to 1x and that was only in PA and WV in the mountains. Where I was now in IL on an interstate it should not have happened. VZW has the whole USA covered with 3G. A couple months ago I was driving through WY not a town in a 80mile radius and still had 3G. Believe me I was pleasantly surprised.
Sent from my GT-P3110 using xda app-developers app
Click to expand...
Click to collapse
That's kinda messed up about your trip thru WY, the parts Maine that don't have any coverage from Verizon have plenty of towns lol.
well i hate to be that guy but i.think your issue is on your end
... lastnight the club where i shoot trap has no lte. my device usually will drop data there. this is the first time i had solid 3g and it even switched down to 1x but data never dropped! also lte signal seems improved aswell. imo this is the best radio to date.
this radio has been an improvement for me. in my office i am lucky to get 3g. this new radio has given me a steady 3g signal all day so far
New radio is working fine for me as well.
Sent from my SCH-I535 using xda app-developers app
Just wanted to add my experience as well. After 24 hours using this radio, I can say that signal is much improved on 1x with data off and LTE had never been this fast for me. Pulled 48 down 20 up this morning here in Hollywood.
Sent from my SCH-I535 using xda premium
On the official release of Miui which has had many reports of data issues. Flashed new radio yesterday, I am in a fringe 4g area, and the handoffs from 3g to 4g seem to be much better for me. Previously after moving into a 3g area, I would have to go into airplane mode in order to get 4g back, now it seems to be switching on its own.
I wish someone would explain the whole rpm thing. Does it need flashed with the modem? Does it need flashed everytime we change the Rom? Do we even bother flashing it if we are not on the stock Rom? Why has there never been an rpm zip with every other modem?
We need answers!
Sent from my SCH-I535 using xda premium
xsteven77x said:
I wish someone would explain the whole rpm thing. Does it need flashed with the modem? Does it need flashed everytime we change the Rom? Do we even bother flashing it if we are not on the stock Rom? Why has there never been an rpm zip with every other modem?
We need answers!
Sent from my SCH-I535 using xda premium
Click to expand...
Click to collapse
ok now bear with me...lol I have been extensively doing some research on this topic. It seems RPM has to do with power management for the radio. This was implemented on the G7 update. I had no clue because I never take OTA's...In order to see the signal improvements the rpm file should be flashed with the latest radios. However nothing negative will occur by not flashing the RPM.zip. I believe this was an attempt to help fix ril issues with data handoffs and spotty 3g signal.
So if you flash just the I5 radio and dont notice any improvements or even worse signal try flashing the rpm.zip and I can about gurantee an improvement will be noticed. I can not believe how much better the 3g to 1x signal and data handoff has improved!! Anybody is more than welcome to chime in and correct me if this is incorrect. There is not much info on this topic as I spent a couple hrs putting bits of information together to come up with this conclusion...hope it helps!
I flashed this new modem/radio,and frankly, I see 4g on my phone more now than I did with the G1 that was on it previously. Everything else works as good, possibly better than before, though I did not take any measurements before flashing.

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