[Q] Weather affect service? - Captivate Q&A, Help & Troubleshooting

So, I'm running off a JG8 modem with 850, and in an area with good 850 coverage, and I usually get good to awesome speeds. Today, in my area, we were pounded with a blizzard. I was having issues and I ran a speed test and got 20kb down and -0 (no joke) for upload... the rest of the time it just gave me the could not connect dealy on the browser. So... My question is, does 850 do worse in cloudy coverage? Or would it not matter which band I'm on? and as a side question, anyone from utah get good 3g speeds today during the blizzard?

bad weather always has an effect on wireless signals...

hmm... I was around others with different service providers, and theirs were connecting ok... hmm. May just be an at&t thing.

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Problem with HSDPA

Ive noticed that the H symbol doesnt actually show hsdap availability. For example, when I have 3g signal but there is no data transfering I have a 3g symbol with arrow next to it, as soon as i start transfering data it changes to an H even if im connected to a 3g cell with no hsdpa functionality, (confirmed by a speed test).
Any ideas how to actually show whether i am in HDSPA coverage or not?
Alexfoti
Why do you say that your not in a HSDPA area or signal range? Just because your not getting really fast speeds? Most HSDPA speeds are from 300Kbs-1.5Mbs when that little 3G changes to H your are most deffen... getting HSDPA
well ive done speed tests when it says the H and it varies between 200 and 300 sometimes.
Is that normal?
Yes just because the Max Download speed is 3.6Mb that does not mean you will come any place close to that. there are so many factors that will throw the download speeds off hell the wind blowing from the west and not east the window being closed and not open you get the Idea
I've been confused by this as well and while speed is clearly better with the "H" on than with 3G, I never go above 450kbps which is a bit slow, 3G tops out at 340kbpw. I wonder how efficient the Qualcomm chip is for 3G+, I hear that Samsung i600 users are getting speeds of 600/700 in the same area.

Tilt ATT HSDPA and the 3g rollout

I am in Denver and my local store told (the people i bough the phone from) me that on Oct 15th the Denver area woudl get 3g and HSDPA but i have nether. i have found threads where people say you need to do a reg edit to turn on high speed internet? is this true? is there anyone using a Tilt on a ATT 3g HSDPA network and getting good speeds? has the roll out just not happened in Denver as i was told? or do i need to do a reg edit to get it working?
thanks
Sam
Chem E Sam said:
i have found threads where people say you need to do a reg edit to turn on high speed internet? is this true? is there anyone using a Tilt on a ATT 3g HSDPA network and getting good speeds?
thanks
Sam
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Umm.. could you link to those threads? 3G works right out the box.
I live in the DFW area and 3G speeds can vary from 400kbps to 1mbps. 90% of the time it stays around 700-900kbps. Speed testing shows a wifi connection is about the same. So I almost never turn on wifi if I'm in a 3G area.
roll out must have been delayed, it is not an issue with the device (what kind of connection icon do you get when you go online?)
i get about 175-215kbs ya it sucks.
http://forum.xda-developers.com/showthread.php?t=337450
http://forum.xda-developers.com/showthread.php?t=335096
are the two threads i read.
"Umm.. could you link to those threads? 3G works right out the box.
I live in the DFW area and 3G speeds can vary from 400kbps to 1mbps. 90% of the time it stays around 700-900kbps. Speed testing shows a wifi connection is about the same. So I almost never turn on wifi if I'm in a 3G area."
thanks for letting me know you are getting it right out of the box. are you using the stock rom?
Correct me if I'm wrong, but shouldn't the SIM be a 3G sim? Have you looked into that?
Chem E Sam said:
I am in Denver and my local store told (the people i bough the phone from) me that on Oct 15th the Denver area woudl get 3g and HSDPA but i have nether.
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Click to collapse
I am in Colorado and still no 3G but when I travelled to St. Louis this weekend I magically had 3G service with no registry hacks, etc. running the standad Tilt AT&T ROM. I'd heard the 15th for Denver as well, hopefully soon!
1. You do have to have a 3G Sim.
2. A registry hack may be needed to show HSDPA but 3G will show when you are in coverage.
No hack needed, the hack you refer too is to change the Icon to show HSDPA in use as opposed to always showing 3G in a 3G area.
No about Denver...I read there was an FCC issue and you have another year to wait now. I think it was on Yahoo business news and someone posted it on Hofo.
IN NYC i get 840 down, and 350 up..
right out of the box...
I was in the AT&T store last week here in denver, and the guy said probably closer to Nov. 1st...but I'm not holding my breath.

Advatages of talking via 3G Connection?

I was wondering why someone would want to be connected to 3G all the time for talking. I could only guess that it is somewhat better quality. In my case I don't see it that much. I do however know that it waistes about double the battery using 3G all the time. If I am not using data is there any real advantages of it? and what if I am talking to someone who does not have a 3G phone.
Thank you,
Hmm, of course I could be wrong (but I doubt it), Data and voice are 2 different things. 3G is data, voice is voice.
Thats what I was thinking, but I dont understand why it would be connected via 3G all the time if im not even using the data. and 3G and EDGE connections seems to have different signal strengths. If it's only for data I guess I will leave 3G off all the time.
3G signal is emitted on a different frequency than GSM/Edge signal - it does drain the battery faster and is pretty useless if you are in a well covered GSM area and only using voice (phone) function. The quality gain isn't significant enough overall to make it worth battery drainage on a device like the Kaiser/Tilt.
The advantage of 3G is its data stream but it's also good with voice for hard to reach areas only reached by 3G signals - those are rare nowadays, especially in the US, but in some cities with landscape blocked coverage (like in some skyscrapers in Manhattan for example) you might not pick any GSM network at your work desk but might pick up 3G - in such places, using "bandswitch" regularly makes sense.
Lastly, 3G signal is slowly replacing GSM/CDMA (2G) as the broadcasting standard so I wouldn't be surprised that in the next 5 years, more and more GSM phone operators will stop mantaining there GSM frequency towers in favor of 3G.
Thanks jonas that's the answer I was looking for. I will use edge untill my signal gets low.
Jonasteddybear said:
Lastly, 3G signal is slowly replacing GSM/CDMA (2G) as the broadcasting standard so I wouldn't be surprised that in the next 5 years, more and more GSM phone operators will stop mantaining there GSM frequency towers in favor of 3G.
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Interesting, since that means AT&T has a lot of work ahead of them and better get their butts in gear rolling out 3G. I live in the whatever-it-is, 90%, of the network area that does NOT have 3G.
Or I suppose I could be an optimist about what you say, and think that maybe it means AT&T really will be accelerating the rollout of 3G. That would be nice given the snail's pace of 3G expansion in the past couple of years.
Over in the UK 3G is the standard 2G is still available but the telecommunications offcom have required all UK operators to offer a minimum of 90% 3G coverage by 2010
I've always heard that Voice on 3G uses less power on standby and when talking, but I might be remembering it wrong.
Data on 3G uses significantly more juice than EDGE does (over double in my experience!) but I don't think you'll see a significant difference without data usage on 3G vs GSM but I could certainly be wrong.
I always have FlexMail and IM+ running, I haven't compared battery usage without them yet.
One big advantage that 3G has over EDGE is you can do voice and data at the same time. I've heard varying stories about some phones can do it on EDGE and some can't, but I know on my Tilt my connections die when I'm on a voice call and reconnect after but does not on 3G.
The biggest advantage of 3g besides the penetration is that you can talk and maintain a data connection. Edge gives you one or the other at a time--data or talk.

X1 Band does not switch

i'm having a problem with the band not switch when its low on signal. for example i will get the H and when it drops down to 1 or no bars it doesn't switch to E. also some times when the reception is around 2 or 1 and its on H, i would drop calls or can't call out at all. for some reason i've noticed that the reception issue happenes a lot and i would have to change the band to GSM and 850, 1900, then it would stay on E.
anyone has this problem or know a fix?
<(@[email protected])>
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I was about to suggest you flash a different radio, but then I noticed that you're on AT&T. It's just your network being crap.
I believe the network sets the rules on handing your cellphone signal over to another tower. Only thing you can do is tell your phone to force EDGE or HSPA.
yea when ever i have no signal i have to force it and the best i can get is edge. but this wasn't an issue before? could it be a hardware issue?
Depends on carrier too. I have such issues sometimes.
But X1 also tries to keep 3G/HSDPA as much as possible...
YEAH I BEEN GETTING THE SAME PROBLEMS WITH MY XPERIA, I HATE IT BECAUSE IT IS LIKE IM BEING LIMITED OFF GOOD RECEPTION SIGNAL. SOMETIMES I CANT MAKE CALLS AT ALL. cOULD AT&T BE DOING THIS TO ALL CELLPHONES LIKE MY X1, SINCE THEY WANTED TO CHARGE ME 30 DOLLARS A MONTH FOR UNLIMITED INTERNET,SO I COULD GET 3G SPEED, SOMETHING I DIDNT HAVE BEFORE, BUT I STAYED WITH MY REGULAR INTERNET SPEED, AND NOW I EVEN GET FASTER INTERNET SPEED THAN MY BROTHERS AT&T HTC fUZE 3G PHONE.
Well just a FYI, but AT&Ts network isn't the great in San Franciso anyway.

Xperia and Rogers 3G Issue

Well for the longest time I've had 3G activated on my phone but I've always connected to Edge. As of late my phone has been connecting to Rogers 3G. Sometimes it's stable, most of the time it's not. Connecting to 3G usually causes my phone and data connection to reset, usually back to G or Edge, and at times even causes my phone to soft reset randomly. Just wondering what's the deal with this and if I should just turn off 3G completely.
Maybe it's something you need to call your Roger's rep about? I'm on Rogers and I get 3G very consitsantly. I've had no issues so far. I dunno could it be the rom you're using?
its most likely a software issue. Try doing a hard-reset or try a different rom. Its either that or the 3G reception in your area isn't good. Try using 3G data with a different phone to see if its the network or your phone thats causing the problem
You guys are both using the X1 right? Cause I remember for the longest time Rogers didn't broadcast the proper 3G bandwidth for the Xperia... I dunno if that's changed since the X1 came out on Rogers
are you living in like a small town type of place or areas of the city where they don't really have that many or any signal towers? because that may be part of the reason why you go into edge a lot of times.
I think reception has always been a big issue with sony ericsson phones .
I lived in calgary, and when I drive up to general N.W. areas that are higher up in sea levels (such as edgemont (a phone reception killer location because a few years ago because they never had any reception towers up there) and parts of country hills) I get terrible reception.
my w810i, z610i, and my x1 has crap reception when I get to those areas from time to time.
anyways, hopefully you'll get it all figured out soon.
3G to edge to No connection
Hi I was about to open a new thread for it, then I saw yours. At least you are getting a 3G network. Mine just keep looking for it, then it finds 3G then Edge the H (I dont even know what that is) then there is nothing!!!!! Then it restarts again..........
Anybody any idea?
thanks in advance
Haha funny thing is, I actually live in Calgary and I only get 3G when I drive up North. I live in the South and I only get Edge but when I drive up to the University or am at the University in the NW, I get 3G. And yeah I've gotten H a few times too
Dehvee said:
You guys are both using the X1 right? Cause I remember for the longest time Rogers didn't broadcast the proper 3G bandwidth for the Xperia... I dunno if that's changed since the X1 came out on Rogers
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Click to collapse
im using the X1a from Rogers, so it does have the 3G bands. Im pretty much on 3G all the time and in some circumstances i get 3G+, which is probably a result of Rogers' enhanced 3G network
if im not mistaken "H" stand for HSPA......which is probably the same as me getting 3G+, guess it depends on the ROM being used.
If your using the X1i......then it could explain your spotty 3G reception
In any case, if your phone is restarting then try a hard-reset

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