Simultaneous voice and data on Verizon / iPhone 5

DCIFRTHS

Junior Member
Sep 13, 2012
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The million dollar question... Will the iPhone 5 support simultaneous voice and data on Verizon's network?
 

Bitek

Lifer
Aug 2, 2001
10,676
5,239
136
Certain phones can do voice and data on 3g on Verizon. The sgs3 and the Rezound def do. Idk about idevices.
 

KentState

Diamond Member
Oct 19, 2001
8,397
393
126
What is the source of your conclusion above? Thanks!

Unless the iPhone works completely different than the other LTE phones, it's a pretty easy conclusion to arrive at. The use two different radios at the same time.
 

dagamer34

Platinum Member
Aug 15, 2005
2,591
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It should be noted that this will use more power compared to a phone on a GSM network since only one radio needs to be working. Today, an LTE phone on a GSM network will turn off LTE and switch to UTMS to make a phone call as well as transmit data at the same time (more power efficient). When Voice over LTE rolls out (VoLTE), we should get a little bit better battery life since the phone won't be constantly switching between different network protocols, turning on and off radios.
 

Nothinman

Elite Member
Sep 14, 2001
30,672
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But wasn't one of the battery saving features of the iPhone 5 the fact that they combined the LTE and CDMA chips/radios while all (most?) other LTE phones have the two separated? If so, the question is still valid until someone gets their hands on one and determines how it really works.
 

KentState

Diamond Member
Oct 19, 2001
8,397
393
126
But wasn't one of the battery saving features of the iPhone 5 the fact that they combined the LTE and CDMA chips/radios while all (most?) other LTE phones have the two separated? If so, the question is still valid until someone gets their hands on one and determines how it really works.

The Galaxy S3 on Verizon has all of the radios on the SoC S4. The battery life as a result is much improved over prior LTE devices.
 

AkumaX

Lifer
Apr 20, 2000
12,643
3
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Sprint's HTC Evo LTE says that they can do voice+data over CDMA, using something called SV-DO. Think they'd implement it in iPhone 5?
 

dagamer34

Platinum Member
Aug 15, 2005
2,591
0
71
But wasn't one of the battery saving features of the iPhone 5 the fact that they combined the LTE and CDMA chips/radios while all (most?) other LTE phones have the two separated? If so, the question is still valid until someone gets their hands on one and determines how it really works.

The chipset itself may be the same, but their are multiple radio antenna amplifiers on during a phone call that also has data transfer going on, one for CDMA (800 & 1900Mhz) and one for LTE (700Mhz). Until phone calls are made over LTE, more power is being used.

With GSM, phone calls just switch over to UTMS and you get voice and data with just one power amplifier. Technically your speed is slower, but most people aren't going to be running a speedtest or streaming video during a phone call to actually notice.
 

Rayb

Member
Dec 31, 2008
122
1
76
Well, AT&T just crippled the LTE bands on the iP5 to only be compatible with its own network or in Canada, no global LTE roaming support.


http://arstechnica.com/apple/2012/09/want-global-lte-roaming-on-iphone-5-dont-buy-it-from-att/

iphone-lte-models.png
 

khha4113

Member
Feb 1, 2001
139
0
76
The million dollar question... Will the iPhone 5 support simultaneous voice and data on Verizon's network?
NOPE! According to The Verge

Apple's new iPhone 5 features support for LTE networks across the world, but it won't be able to offer simultaneous voice and data on all of them. The Verge has confirmed with Verizon Wireless that the iPhone 5 won't support the feature when it's on the carrier's cellular network, even if it is connected to LTE. This is in contrast to the rest of the LTE phones in Verizon's lineup, all of which support simultaneous voice and data when connected to LTE.
 

Phokus

Lifer
Nov 20, 1999
22,994
779
126
NOPE! According to The Verge

Apple's new iPhone 5 features support for LTE networks across the world, but it won't be able to offer simultaneous voice and data on all of them. The Verge has confirmed with Verizon Wireless that the iPhone 5 won't support the feature when it's on the carrier's cellular network, even if it is connected to LTE. This is in contrast to the rest of the LTE phones in Verizon's lineup, all of which support simultaneous voice and data when connected to LTE.

iFail
 

Bateluer

Lifer
Jun 23, 2001
27,730
8
0
NOPE! According to The Verge

Apple's new iPhone 5 features support for LTE networks across the world, but it won't be able to offer simultaneous voice and data on all of them. The Verge has confirmed with Verizon Wireless that the iPhone 5 won't support the feature when it's on the carrier's cellular network, even if it is connected to LTE. This is in contrast to the rest of the LTE phones in Verizon's lineup, all of which support simultaneous voice and data when connected to LTE.

And it'll still sell 50 million units during the next few months. When people move past the marketing hype that is Apple 2012, they're going to crater.
 

halik

Lifer
Oct 10, 2000
25,696
1
0
I really don't think that's a very strong use case - I've had phones that couldn't do it before (CDMA? ) and I've literally never noticed that.
 

Spoooon

Lifer
Mar 3, 2000
11,563
203
106
I really don't think that's a very strong use case - I've had phones that couldn't do it before (CDMA? ) and I've literally never noticed that.

Yeah, I don't think it's a big deal. I'm curious about what the difference would have been on battery life.
 
Feb 19, 2001
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And it'll still sell 50 million units during the next few months. When people move past the marketing hype that is Apple 2012, they're going to crater.

It's the fact that simultaneous voice and data doesn't come in handy all that often. People make it seem like a huge issue, but it isn't.

So are you going to stop your conversation and start checking sports scores? Maybe you're on that con call you don't care about so sure, but when actually talking? Yeah let's see you read that email and carry out a conversation.

Oh so you want to call while you tether? Well I suppose then. But how many people tether anyway on an iPhone?
 

ControlD

Diamond Member
Apr 25, 2005
5,440
44
91
It's the fact that simultaneous voice and data doesn't come in handy all that often. People make it seem like a huge issue, but it isn't.

So are you going to stop your conversation and start checking sports scores? Maybe you're on that con call you don't care about so sure, but when actually talking? Yeah let's see you read that email and carry out a conversation.

Oh so you want to call while you tether? Well I suppose then. But how many people tether anyway on an iPhone?

In most cases it probably isn't that useful. I have had several occasions where it would have come in handy however. When I am on the road and get a customer support question, it would be nice to be able to quickly reference my online documents to give some technical support. Is it the end of the world? Of course not. I usually just tell them I will call them back but being able to have access to data while putting someone on hold would be handy.
 

Rayb

Member
Dec 31, 2008
122
1
76
Sacrificing functionality for style isn't a feature I'd like to have.
 

zerocool84

Lifer
Nov 11, 2004
36,041
472
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You can add http://www.netwares.com to the list of cheap refill sites. Pretty good service. You can save a lot of money going the refill route, especially if you do quite a bit of color photo printing.

Well it sure is handy to be able to do both. I talk on the phone a lot so if I need directions somewhere, I have to make sure I do that before I make a call since I have Sprint and WiMax sucks. Does it stop my life? No, but smartphones are all about making our lives more convenient and it's definitely an inconvenience when I'm out somewhere talking to my gf on the phone and I can't tell her about movie reviews, sports scores, news etc while talking to her. I just have to deal with it.