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Verizon, AT&T collaborating on VoLTE interoperability between carriers

11/03, 8:56pm

Engineers working on routing HD voice calls over LTE between different carriers

Verizon and AT&T are working together to allow Voice over LTE (VoLTE) calls to function normally between mobile phone users on different carriers. Current systems allow for the high definition calls to take place between users on the same carrier, switching to current technologies when calling another phone network, but the two major carriers aim to put an end to the loss of call quality in the future.

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Verizon achieves 'holy grail' with voice over LTE support rollout

09/19, 9:18pm

CDMA phones unable to mix voice and data, but had higher voice quality

Beginning today, Verizon customers across the US who buy the new iPhone 6 models or one of a pair of other smartphones that support Voice Over LTE (VoLTE) will finally be able to do something AT&T has bragged about for years: simultaneously talk on the phone and use data for applications. The process will only work on a handful of phones that support VoLTE, but Verizon iPhone 6 buyers are reporting that it is on by default or easily activated in their new purchases.

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Verizon rolling out VoLTE service nationally in coming weeks

08/26, 10:02am

Verizon VoLTE service includes switching between HD Voice, video calling

Verizon Wireless is gearing up to roll out its Voice over LTE (VoLTE) service over its cellular network. Its planned service will be going live over the next few weeks, with the higher-quality HD Voice calling accompanied by a simplified video calling service built directly into the phone dialer, allowing users to seamlessly switch between voice-only and video calls.

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Apple searches for engineers to work on VoLTE tech for iPhone

08/21, 3:17pm

Tech may appear in iOS 8, new iPhone models

Apple has posted two job listings asking for people with experience in voice-over-LTE technology, better known as VoLTE. The first asks for a "cellular systems protocol engineer," while the second asks for a "wireless communication software engineer" familiar with "SIP, RTP, and VoIP related protocols." Although it's dependent on carrier support, VoLTE can allow for much better call quality than regular or even 3G voice channels.

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T-Mobile launching VoLTE in Seattle to select LG and Samsung models

05/22, 4:18pm

Apple's iPhones already supported through hardware, software likely to come in iOS 8

Following recent announcements from AT&T and Verizon, the US' third-largest carrier has jumped on the Voice Over LTE (VoLTE) bandwagon, introducing VoLTE service in Seattle for select Android phone models. The technology allows for both very high-quality voice as well as LTE data speeds simultaneously during a call. Apple's iPhones already support the technology in hardware, but will need a software update likely coming in iOS 8, expected this fall.

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Verizon plans VoLTE launch later this year, will include video calls

05/21, 4:33am

National launch of Verizon VoLTE planned for rollout

Days after announcing its rebranded XLTE service, Verizon has revealed it will be bringing Voice over LTE (VoLTE) to its network later this year. Unlike AT&T's announcement for HD Voice last week, Verizon will skip the regional launches of its competitor, instead opting to make it available nationwide from launch, though the carrier has not indicated exactly when it will take place.

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Briefly: Southwest Airlines device rule changes, VoLTE on Telstra

11/21, 5:06am

Southwest Airlines allows devices, Wi-Fi throughout flights

Southwest Airlines has joined a host of other airlines in allowing low-altitude electronics use during flights, following the FAA's recent rule changes. To counteract the delay in changing its policies, Southwest is claiming itself to be the first to offer gate-to-gate Wi-Fi, via Row 44's satellite Internet service. In comparison, other airlines using systems such as Gogo's inflight Wi-Fi service have to wait until 10,000 feet to activate the service, due to the nature of air-to-ground connections.

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Verizon launches 4G LTE network in 500th market, plans LTE-only phones

06/27, 10:09am

Verizon LTE to go live in Alaska next month, VoLTE in 2014

Verizon is looking towards offering smartphones made to run just on a 4G LTE network when it introduces VoLTE. Comments made by Verizon chief network officer Nicki Palmer about the LTE-only smartphones come at the same time as the network effectively completes its initial LTE build-out, and activated 4G LTE in its 500th market.

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Apple hiring may be prep for VoLTE phone calls

03/24, 11:10am

Apple recruits with VoLTE-friendly IMS in mind

Multiple job listings at Apple this week have hinted that Apple is getting ready to support Voice over LTE, or VoLTE. Telephony software engineer positions ask for experience with IP Multimedia Subsystem (IMS), the foundation for VoLTE's purely Internet-based calling. They're also asked to know related technology, such as the common VoIP protocol SIP as well as real-time transport (RTP).

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MetroPCS vows at least one VoLTE phone in late 2012

02/23, 6:30pm

Commitment to VoLTE still there, but timing slips

MetroPCS will be adding Voice over LTE (VoLTE) services during the second half of this year. The flat-rate wireless provider's CEO, Roger Linquist, revealed this during his quarterly analyst conference call to discuss the company's most recent financial results. He indicated that the company plans on offering at least one phone capable of supporting VoLTE.

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Verizon may launch Voice over LTE in early 2013

01/20, 7:35am

Verizon may push VoLTE service back to early 2013

Verizon may roll out Voice-over-LTE (VoLTE) in early 2013. Citing industry sources, Light Reading Mobile claims that Verizonís VoLTE service will go live nationwide next year and that it has been successfully trialing an IP Multimedia Subsystem (IMS)-based app in two markets. Verizon had originally hoped to launch the service in 2012, although if it begins its roll out before the end of the year, it may be in limited markets.

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MetroPCS to start using voice over LTE 4G in early 2012

08/02, 7:10pm

Carrier details transition to VoIP

MetroPCS has confirmed plans to transition to voice-over-LTE (VoLTE) communications early next year. During a conference call that focused on recent earnings, chief executive Roger Linquist suggested the company is already deploying technology that will be necessary to jump from a circuit-switched voice system to the IP Multimedia Subsystem (IMS) technology.

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MetroPCS to get HTC handset with Voice Over LTE

02/10, 9:20pm

Device follows LG Revolution's functionality

MetroPCS is reportedly set to introduce an HTC handset that supports Voice Over LTE functionality, according to GSM Association technology director Dan Warren. Additional details surrounding the mystery device have yet to surface, though the single known feature indicates the handset will support simultaneous use of the data network while a user is involved in a voice call.

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Verizon to have voice over 4G, LG Revolution goes first

02/08, 2:00pm

LG Revolution confirmed as first VoLTE phone

Verizon's LG Revolution should be the first phone in the US to support Voice over LTE (VoLTE), the carrier's ecosystem development executive lead Brian Higgins said Tuesday. The device will be part of a larger rollout for voice on 4G across the network due to start in earnest in mid-year. The feature will let any compatible smartphone not only use VoIP as though it were regular cellular service but will be the first wide-scale instance in which Verizon users can call and use data at the same time.

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