Activating 3G - Galaxy S II Q&A, Help & Troubleshooting

Hello, I have a galaxy s2 running 4.2.2 jelly bean and I'd like to know how to use 3g networks. When I activate data in the notification bar I have the H icon instead of 3g and I don't know why...
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H is HSDPA which offers faster data speeds than vanilla 3G. Most networks will leave your connection @ 3G when it's idling (I.E you're connected but not pulling/pushing data) & will ramp up to higher speeds automatically when it detects you start moving data on the connection again.

I see, really didn't know that. Thank you
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Related

[Q] What does 'H' & '3G symbols mean on Bionix V 1.3.1'

For those of you who are running Team Whiskey's Bionix V 1.3.1 rom, Is there a difference between 'H' and '3G' on the top bar? Does 'H' really mean we are getting 4g like speeds or is it just cosmetic? And what does 3g mean if 'H' is just cosmetic? I have been running this rom for the longest time and im as confused, about it, as the first day I flashed it.
H just means you are using the hspa network for 3g, instead of the old 3g towers
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bfranklin1986 said:
H just means you are using the hspa network for 3g, instead of the old 3g towers
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So the speeds would be the same in that case?
H is for data transfer.
G/3G is for voice calls.
Bionix or not, these are standard across all non-4g phones/networks.
You'll never see an H when talking to someone and you'll never see a G/3G when browsing.
Woodrube said:
H is for data transfer.
G/3G is for voice calls.
Bionix or not, these are standard across all non-4g phones/networks.
You'll never see an H when talking to someone and you'll never see a G/3G when browsing.
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Im pretty sure that's not right. I've seen both g and 3g while browsing before
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Ya but once those up and down arrows light up it should flip to H bc of the data transfer.
No, I've been in areas where i just get 3g and i just get g, just like areas where i just get h or just get e
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This is an old article but where it says
The phones are designed to automatically connect to the best available network (3G or GSM/GPRS/EDGE) to provide the great call quality and rich communication services customers expect from T-Mobile.
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tells me that the phones use whatever it's connected to for both voice and data. So adding in H for HSPA, then 3g would = UMTS, and obviously E = edge and G = Gprs. Or that's my understanding anyway.
bfranklin1986 said:
H for HSPA, then 3g would = UMTS, and obviously E = edge and G = Gprs. Or that's my understanding anyway.
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This is correct.
HSPA is basically the 4g network used for data usage "H"
3g is a bit slower than H and is sometimes used for networking
2g or G is even slower than 3g or H, I think it was the first "G"
Then E or edge is usually used when you are out of cities and in the country. It's relatively slow too.
H is the fastest.
So to summarize
H > 3g > E > G
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Agree with bfranklin1986.
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Please help with 3g

I can't get any internet when on g or 3g only when on h. I don't know what's going on. I'm on the latest update. Oh and I'm with Vodafone.
Thanksbkn advance, jay
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That is normal when on GSM you only get Edge (E or G) when on WCDMA you get 3G HSDPA connection speeds depending on your contry and zone (ofcorse on the antenna in that area).
No, I'm on auto mode so it selects itself. Its just when the signal drops from a H signal to a 3G signal or a G signal and that's what is displayed on my phone then no internet can be accessed at all. The phone connection is still fine, just internet or anything that uses internet connection, won't load.
I hope that makes more sense
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If you had root you could try to flash diffrent modem
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Question for AT&T users.

I had a question for you guys using the international on AT&T.
On my GS2 I remember when data was not being used and was idle the signal meter would show 3G and switch to UMTS and when I used the connection it would switch to H/H+ HSPA.
With my GS3 however, it's constantly showing H even when it's idle. It's NEVER really goes into UMTS mode even when it's idle. I've seen it switch to 3G for a split second every now and then, but then switches right back to H in a split second. In my status I see it's using the HSPA network, not UMTS. The times that I saw it switch to 3g for a split second (I happened to have the status open) I saw it switch to UMTS then switch right back to HSPA.
I know switching to UMTS when the connection is idle saves battery life So I'm wondering since mine doesnt switch to UMTS if it's affecting the battery life
I've tried different modems, in network settings it's set to Auto.
So my question (after that wall of text) is does your phone switch the UMTS when it's idle and show 3G? Or is it constantly showing H like mine?
I'm trying to figure out why the hell it wont stay in UMTS when there is no data activity. If it does switch to 3G/UMTS when it's idle anyone have any ideas what could be going on with mine?
anyone? lol
graffixnyc said:
I had a question for you guys using the international on AT&T.
On my GS2 I remember when data was not being used and was idle the signal meter would show 3G and switch to UMTS and when I used the connection it would switch to H/H+ HSPA.
With my GS3 however, it's constantly showing H even when it's idle. It's NEVER really goes into UMTS mode even when it's idle. I've seen it switch to 3G for a split second every now and then, but then switches right back to H in a split second. In my status I see it's using the HSPA network, not UMTS. The times that I saw it switch to 3g for a split second (I happened to have the status open) I saw it switch to UMTS then switch right back to HSPA.
I know switching to UMTS when the connection is idle saves battery life So I'm wondering since mine doesnt switch to UMTS if it's affecting the battery life
I've tried different modems, in network settings it's set to Auto.
So my question (after that wall of text) is does your phone switch the UMTS when it's idle and show 3G? Or is it constantly showing H like mine?
I'm trying to figure out why the hell it wont stay in UMTS when there is no data activity. If it does switch to 3G/UMTS when it's idle anyone have any ideas what could be going on with mine?
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-Delete-
gee2012 said:
You posted in the wrong thread, this is for the Inetnational Galaxy S3, go to the US Forum for AT&T
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Reading fail. Look at the first line of the OP and try again.
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nodstuff said:
Reading fail. Look at the first line of the OP and try again.
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No need to , are you one of the rare people that never makes a misstake.
gee2012 said:
No need to , are you one of the rare people that never makes a misstake.
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Yes.
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graffixnyc said:
anyone? lol
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I actually asked this question myself a few weeks back and never got a straight answer. It would be nice to know, since mine is always on H. My S2 did the same thing, would always switch to 3g when idle.
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Maybe you guys should try gokhanmorals fast dormancy app from the play store.
And maybe take a look at the thread that was floating around here about proper fast dormancy settings for at&t.
Mine switches from h to 3g as soon as it stops transferring data.
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Mine switches to 3G as soon as data is stopped transferring. No problems here. and it will sit on 3G until data kicks in again and picks up to H+
nodstuff said:
Maybe you guys should try gokhanmorals fast dormancy app from the play store.
And maybe take a look at the thread that was floating around here about proper fast dormancy settings for at&t.
Mine switches from h to 3g as soon as it stops transferring data.
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already have I have FD enabled and the additions to the DB for AT&T
b-eock said:
Mine switches to 3G as soon as data is stopped transferring. No problems here. and it will sit on 3G until data kicks in again and picks up to H+
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hmm so it also happens to K Rich's phone. Can you do me a favor? from the dialer hit *#0011# what band does it say when it's connected to 3G/UMTS?
I can also get it to stay on 3G constantly by changing a setting in the advanced phone control menu, but then it doesnt switch to HSPA when data is active.
Sorry never mind. It doesnt do it anymore since i am on LG8 :/
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b-eock said:
Sorry never mind. It doesnt do it anymore since i am on LG8 :/
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So yours is also sticking on H?
Correct
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Maybe its just an "issue" with CM9/10?
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I am on stock...
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b-eock said:
I am on stock...
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ditto, well at least this week

3g connection?

I am not sure I have an issue or not in all honesty. I have flashed to the new baseband on my lg optimus t. I am using hephappys ics 9.1.4 but I never get a 3g icon. My connect speeds on mobile network show a h symbol and are about 2Meg down by 126 k upload. I am not really sure what I should see for a 3g connection.
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Google and read more about 3G and H.
H stands for HSDPA.. means 3.5G basically faster than 3G.
Good to know. My stock rom must have just shown 3g instead.
I am surprised that updating the baseband has improved the signal as much as it did. I went from 2bars to 4 bars.
It's also nice to not have to flash a rom then flash the baseband fix.
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(Question) only h+ instead of 3g

Does anyone know a method just to stick with h+ data signals instead of switching to 3g.
Fyi in my area 3g reception is poor n always toggle between h+ n 3g.
The h+ signal is pretty good n it's enough for use also.
Therefore I thought if I can stick with h+ it will save my battery life.
Please comment your idea or solution.
Thnx in advance
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You can only set your phone to your mobile providers Mobile Data capabilities. It is not something you can set to work at just h+... this depends on the strength of your carrier in the particular area you are at. Your phone will pick up the best signal it can. Mine also goes back and forth, depending where my location is... and the building structure I'm at (and how much interference there is between buildings, etc)... unless it's some hardware you can attach (like antenna on inside of back cover) to boost signal.
I remember for my S2 device... someone posted a way to just have a certain mobile data signal... but it didn't really work, just had the symbol, but obviously still can only get what my phone was able to pick up.
If someone else knows a solution I haven't heard of, would like to hear it.
Oh thnx.
Plus no one will try to create a mod to use the less power signal instead of 3g. So seems like this is it.
But my idea was if a developer can make a mod to stop looking for better signals after achieving h+ that's it.
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milroy319 said:
Oh thnx.
Plus no one will try to create a mod to use the less power signal instead of 3g. So seems like this is it.
But my idea was if a developer can make a mod to stop looking for better signals after achieving h+ that's it.
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Lol... H+ stands for hsdpa/hspa ...it is 3.5g...faster than 3g
The phone runs on H+ during data usage and 3g for calls
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pakure said:
Lol... H+ stands for hsdpa/hspa ...it is 3.5g...faster than 3g
The phone runs on H+ during data usage and 3g for calls
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Oh my bad. Thnx for correcting me.
Anyway is there any way u know to then just stop on 3g cus I really don't want 3.5g.
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Unfortunately there are no ways reported for 3g and H+ toggle as far as I know
Only 2g to 3g toggle is known
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When there no data transfer it will show 3g and when data is being used it will show h+ or h
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Using sevice mode to select HSPA only, no UMTS ( 3G )

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