[Q]internet access and phone call at the same time? - Desire HD Q&A, Help & Troubleshooting

Hey,
is it possible gain internet access and phone call at the same time?

I think you're asking this because you lose data connection when making a call? I'm pretty sure this depends on the signal strength or type of tower in your area. Test it in different spots, you'll find the data connection will stay in some places but drop in others.
I hope that's what you meant by the Q!

Hi
It seems you're on an EDGE (2G/GSM) network and Edge doesn't support voice and data transfer simultaneously, at a given time you can either use it for data or voice but not for both.
To use both of them simultaneously, you need a 3G network, which can help you achieve what you're looking for.
Hope this helps.

Related

GPS (Tom Tom) and incoming calls

Hi. When I'm running Tom Tom, voicecalls are automatically directed to voicemail...I assume because the radio cannot deal with both GPS and phone signal? Anyone else have this problem? Is there a hack to sort it?
I used to be able to accept calls on my Universal when running TT?
Do you use Tomtom Traffic or Buddies.
If the phone was busy doing a data transfer via GPRS, it could BRIEFLY affect the handsets ability to receive a call. But GPS and phone use at the same time should be no issue, I'm always using both together, and the Artemis has been one of the best at handling both at the same time.
The Universal is a 3g device in 3g signalled areas it can manage GPRS data and voice calls at the same time. but I should stress even using Traffic and buddies the amount of actual GPRS usage is pretty small and you'd have to be super unlucky for it to regularly prevent you taking a call.
mine accepts calls no problems but I dont use the traffic updates on TT at any time (GPRS) although I dont know if this would affect anything
TomTom
I'm not subscribed to Travel or Buddies as far as I'm aware. I'll keep testing and see how it goes.....thanks.

Simultaneous call and data

Just started using my Desire last night! Feeling good.
However...
Was just on a call, tried to use the Android Marketplace. Couldn't.
Got curious, and tried to use Google Maps mid call. Couldn't.
Tried to use the internet during the call. Couldn't.
Now, I'm on T-Mobile (UK) and have just come from a Nokia E71. With my E71 I could make a call and use Google Maps.
Am I missing something or is this bit of multitasking somehow not possible???
Please tell me I'm missing something!
Cleargrey said:
Just started using my Desire last night! Feeling good.
However...
Was just on a call, tried to use the Android Marketplace. Couldn't.
Got curious, and tried to use Google Maps mid call. Couldn't.
Tried to use the internet during the call. Couldn't.
Now, I'm on T-Mobile (UK) and have just come from a Nokia E71. With my E71 I could make a call and use Google Maps.
Am I missing something or is this bit of multitasking somehow not possible???
Please tell me I'm missing something!
Click to expand...
Click to collapse
A lot of carriers don't currently support simultaneous data and voice. For example, I have Sprint and it has no support for this - very annoying.
AT&T is the only one I'm personally aware that supports both talking and using data at the same time.
If it doesn't work for you, you're out of luck with your carrier.
Archon810 said:
A lot of carriers don't currently support simultaneous data and voice. For example, I have Sprint and it has no support for this - very annoying.
AT&T is the only one I'm personally aware that supports both talking and using data at the same time.
If it doesn't work for you, you're out of luck with your carrier.
Click to expand...
Click to collapse
Sprint is a CDMA network, and most CDMA networks don't currently support simultaneous voice and data.
Most GSM networks do support this when you have a 3G connection. The voice call is routed over 2G and the data over 3G. If your data connection drops down to GPRS or EDGE, you will lose data connectivity because most networks do not support simultaneous voice and data over 2G, though I'm told that they can be set up to do so, so I guess it's more down to bandwidth.
Regards,
Dave
I know that Sprint's CDMA has an issue with simultaneous data and voice. Which suck. And I know they are making good attempts to sort this out for the EVO, which is good.
But again, I've been doing this fine on my E71. The only thing I can think of, in relation to Dave's comments, is that for some reason, because the Desire can suck up more data, T-mobile have restricted it. Which would suprise me because, as Dave said, simultaneous voice and data is a feature of most GSM networks and has been for a while.
I have just tested that and it's true - the phone doesn't have simultaneous data and voice connection
Now normally I don't need that because if I talk, I talk and not browse the web, but even my freaking G1 could do both things at the same time. What the heck? It must be something HTC did.
One more reason to eagerly wait for root...
I don't see how this is a big deal. Why would you need to make a call AND browse the market place or look at maps etc? Surely it's something that can be done after the call even if it is receiving directions or whatever.
ephumuris said:
I don't see how this is a big deal. Why would you need to make a call AND browse the market place or look at maps etc? Surely it's something that can be done after the call even if it is receiving directions or whatever.
Click to expand...
Click to collapse
It's a big deal because:
1. HTC (or T-Mobile) has obviously done something to disable it because Android with GSM should have such functionality;
2. Older Android phones and even some "dumbphones" have that functionality
3. No point in browsing market while talking, but what about looking up maps while talking? - That was even one of G1's selling points.
I have often been on a call and used the internet or searched Maps. So it's something that I am quite used to doing.
Though I thought I'd get an answer straight from the horses mouth and have emailed HTC support just now. I'm hoping they give me good news...
False alarm. This only happens on GPRS, which is normal. Simultaneous data and voice connection can only happen on 3G as explained in Android Forums.
and of course correctly explained by Dave in post #3 here.
rhedgehog said:
and of course correctly explained by Dave in post #3 here.
Click to expand...
Click to collapse
Missed that. Sorry
ephumuris said:
I don't see how this is a big deal. Why would you need to make a call AND browse the market place or look at maps etc? Surely it's something that can be done after the call even if it is receiving directions or whatever.
Click to expand...
Click to collapse
Kind of tired of explaining this one but here are the 2 use cases:
- you're talking with someone on the phone and they ask you for directions, look something up on the internet, see if you received their email, etc, etc
- and even more importantly, when my rooted phone acts as a WiFi access point with android-wifi-tether and someone calls me, my freaking Inet disappears until I'm off the phone. This is the more annoying of the 2 use cases.
Well, this was their reply:
"If you start the call being connected through 2G, then yes the internet will then work. But as soon as the signal goes over to 3G then the internet connection and usuage will be turned off.
When it comes to wifi, if you are in a call and you are connected to wifi, then you should be able to surf.
Hope this answers your questions.
Thank you for contacting HTC. "
I did get concerned for a second. I've just tried the wifi and call which worked. And I just tried a call again, with wifi turned off and it worked, even though it didn't work before.
I just hope it routes voice and data in a way that doesn't trip me up in the future. I.e. voice over 2G if I'm trying to access data.
So yes, false alarm.
And funnily enough I just now got a call from Carphonewarehouse asking me if I'm having a problem sending texts as some Desires do indeed have a software fault where they have no Service Centre number for messages. For once, I've skipped the faulty units!
Cheers guys. Sorry scare anyone.
lol.
Whoever it was at HTC got their 2G and 3G mixed up.
what they meant to say was if it goes down to 2G then it'll stop.
You'll be ok in general, as long as you have 3G signal wherever you are. If you've only got 2G, you'll have to hang up, find out and then call back!
the SMSC shouldn't be a problem though, just program it in manually. Not worth sending a phone back for unless it fails then as well.
Even if I'm on 3G/HSPA, when I call someone, as soon as the call is connected, my data connection disappears (only shows bars, no G, 3G, or H) and I can't browse the web or use maps while in-call :-/
ok, well that's not right. The bars should only disappear if you turn the mobile data off. it should not get turned off by a call. Even if i try it when in G, the bars stay showing, just no data comes till i hang up the call.
If the bars are disappearing, something else is going on.
It could be a local network issue. maybe it's an old transmitter that missed an update or something...?could possibly be a full tower.
I know that a few years ago, the towers would kick off data connections to allow more airtime for voice calls which have priority, but i don't know if that's still relevant on 3G.
This was a hot discussion back when the Hero came out as well.
In the end I think it comes down to the network of your carrier. Some people report they can internet and call at the same time. Others say when they are internetting on their phone, a call is directly forwarded to their voicemail etc.
I'm afraid it's a combination between how your carrier configures their network and on what connection you are on (3g, 2g etc).
Yeah it's false alarm no #2 -- must be a spotty 3G at my house. I went to the city centre and tried it there -- worked like a charm.
Though it's a bit weird as 3G speed is not bad at all at my house, but when I call, data connection goes off :-/
Maybe at the city center you got more cells in range than in your house. Means your carrier got more available bandwith
I think reception gets spotty. Sometimes voice and data works, sometimes it doesn't. At home in my bedroom I can get H connection, 20 meters away I can't.
I think the important thing is that the phone is capable. The rest is just pinning down exactly the situation that we want to avoid.

Tethering and Talking at the same time

I have the need to be on the phone and share internet at the same time. I was curious if anyone was able to do this with the rhodium.
Every time I receive a call or make a call it seems to disconnect the internet connection.
Is there a way to do both simultaneously?
Thanks, George
pigphish said:
I have the need to be on the phone and share internet at the same time. I was curious if anyone was able to do this with the rhodium.
Every time I receive a call or make a call it seems to disconnect the internet connection.
Is there a way to do both simultaneously?
Thanks, George
Click to expand...
Click to collapse
from my understanding, it should work unless you are on verizon...i do it quite often, with no problem, on tmo...
I do this pretty frequently with my Tilt2. Like Da9th said though it requires a GSM version with a 3G connection though.
I'm able to receive a call while tethered -- and not lose the data/tether connection -- but it has to be a 3G connection, not EDGE.
This is on T-Mobile USA, but I think it's true for GSM carriers in general.

anyone else hearing interference during calls?

Hi. I have the volume bug and not sure if this is related but i've noticed that I can hear interference during voice calls very faintly in the background. I'm on Vodafone and have only noticed this at home where I only get 2g coverage. I have WiFi on but dont know if thay makes a difference.
Anyone else hearing anything during calls? It's the classic cellular noises a bit like the built in radiation ringtone.
If you use wifi at home for data connection you could try the following thing.
2G gives trouble as you know...
In the phone application type *#*#4636#*#* touch phone information, set it to WCDMA only and see what happens and if it gets better with calls, maybe you lose the complete data connection and you have to put it back on where it was, I disconnects de the radio for a couple of seconds when it reconnects to the provider )
This forces not to use 2G networks, so there is no interference of this source.
Maybe it helps? it's just a thought
GrandPuba2000 said:
If you use wifi at home for data connection you could try the following thing.
2G gives trouble as you know...
In the phone application type *#*#4636#*#* touch phone information, set it to WCDMA only and see what happens and if it gets better with calls, maybe you lose the complete data connection and you have to put it back on where it was, I disconnects de the radio for a couple of seconds when it reconnects to the provider )
This forces not to use 2G networks, so there is no interference of this source.
Maybe it helps? it's just a thought
Click to expand...
Click to collapse
This will not fix anything especially as he specifically stated that he only gets 2G coverage at home
also, as I have already pointed out in another thread, that option does not stay persistent (at least in my experience)
oscillik said:
For all those people who are saying that you can force the phone into 3G only mode - I have some news for you -
It doesn't stick.
Try it yourself.
1. Go to the phone application
2. Hit *#*#4636#*#*
3. Select Phone Information
4. Scroll down until you find Set preferred network type
5. Change it to WDCDMA only (or indeed anything other than GSM/CDMA Auto PRL)
6. Now reboot your phone
It doesn't stay persistent.
Click to expand...
Click to collapse
But you don't make phonecalls over 2G are you, if you're on 900Mhz provider this will use gsm signal to make calls isn't it?
GrandPuba2000 said:
But you don't make phonecalls over 2G are you, if you're on 900Mhz provider this will use gsm signal to make calls isn't it?
Click to expand...
Click to collapse
you are incorrect - if your phone is in 2G mode (either due to forcing it into 2G mode via the settings option, or by being in a non-3G coverage area) all communications are done over 2G. This includes SMS, cellular calls, and mobile data access.
Ok, did not know this, and wanted to know.
Is this the case everywhere or a standard in mobile communications technology?
So no chance that GSM signal is stil there and works if you don't get 2G data connection?
Did not see my GSM signal drop out when 2G was available.
GrandPuba2000 said:
Ok, did not know this, and wanted to know.
Is this the case everywhere or a standard in mobile communications technology?
So no chance that GSM signal is stil there and works if you don't get 2G data connection?
Did not see my GSM signal drop out when 2G was available.
Click to expand...
Click to collapse
If you can only receive 2G connection in your coverage area, you will not be able to make calls over 3G.
Hey so has anyone else noticed this issue? As I mentioned, it's very very faint - as in you have to be in an otherwise silent room to notice. And it occurs when I have 3G too i've noticed today.
Some more detail:
The noise doesn't start as soon as the phone connects - usually a few seconds afterwards and it actually continues for a couple of seconds after i've hung up (which I've noticed if I put the phone straight back up to my ear).
Would someone else mind doing a test call in a very quiet place and letting me know?
Hi guys sorry to bump this but quite concerned that it's only my phone this is happening to. If someone wouldn't mind just listening carefully during a call (maybe to your voicemail to avoid the weirdness!) in a quiet room to let me know if they can hear interference that would be great.
So this problem frustrated me so much that I got the phone exchanged. Guess what though - same problem.
Surely someone else has noticed this - if you're in a quiet place it's both pretty loud and very distracting.
As I originally explained - after a few seconds of any call, I get a very short mute (we're talking microseconds) followed by the kind of background buzzing noise you get when you put a phone near a speaker.
Could it be down to a faulty batch?

Lost data or wifi connection when on call

Anyone else facing a problem of lost data connection during a call? It happens even even with wifi connection. I sometimes need to use the internet during a call... but the internet connection automatically disappears for the duration I'm on call. As soon as I end the call everything is normal.
When on LTE the phone automatically switch to 3G/UMTS during call (VoLTE is not supported by much providers yet).
During the switch if you're in a bad 3G area or with many people on your cell data connection is lost, the phone gives the priority to the call obviously. LTE is working very differently so that's why you can have a nice LTE data connection and without moving a ****ty UMTS data connection.
I've managed to browse web during my calls without issues on the 5T.

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