Bigger Apple iPhones support VoLTE


In yesterday’s launch of Apple’s iPhone 6 and iPhone 6 Plus, the company announced support for Voice over LTE (VoLTE) with the new hardware.  Apple’s comparison chart between the 5 and 6 families indicates only the new phones will support VoLTE, so prepare to open your wallet.

With three out of four (AT&T, T-Mobile, […]

GSA confirms 222 LTE networks commercially launched worldwide, more coming


The Global mobile Supplier Association (GSA) latest update confirms commercial launched LTE services in 83 countries within the past 12 months.

All total, 474 operators in 138 countries are investing in LTE networks around the world, with a breakdown of 421 “firm operator commitments” to build networks in 128 countries, 53 additional countries […]

GENBAND Perspectives 13: Verizon VoLTE might be delayed by marketing


Orlando, Florida – Verizon CTO Tony Melone said that the company was still on track to deploy Voice over LTE (VoLTE), with a commercial in-service date of late this year or early 2014.  However, Melone said while the offering would be “Network ready” by the end of the year, it wasn’t clear if marketing […]

Samsung says it is first in world with a VoLTE phone


There’s a blog posting over on Samsung that claims it has has the world’s first Voice over LTE (VoLTE) phone, the Galaxy S II LTE device. MetroPCS says its already sold the first VoLTE phone and it’s an LG model.

Currently available in South Korea and in “global LTE markets” later this year, […]

SK Telecom targets September HD voice VoLTE rollout


The Korea Times reports SK Telecom will start rolling out Voice over LTE (VoLTE) in September.  SK Telecom says it has increased its subscriber target to 7 million by the end of the year, up from 6 million.

Company officials say VoLTE is a much better service than mobile VoIP (mVoIP), with call quality […]

LG Uplus to launch VoLTE service for South Korea in October


LG Uplus (U+) will be delivering Voice over LTE (VoLTE) in October 2012, making South Korea the first country to get national VoLTE coverage. 

First reported in The Korea Herald, LG Uplus has completed its nationwide LTE network and “is considering” providing VoLTE on all LTE-based devices starting in 2013.

LG Uplus […]

TranSwitch gets Atlanta 2000 LTE gateway certified with Verizon LTE network


TranSwitch ( recently had its Atlanta 2000 LTE Gateway reference design successfully tested on Verizon’s LTE development network, including certification of VoLTE capabilities.  The company says certification will open the door for manufacturers to start cranking out VoLTE-based home gateways and routers.

Demoing at Mobile World Congress this week, the Atlanta 2000 features a […]

CES 2012: D2 Technologies dives into IMS-based VoLTE and RCS


D2 Technologies ( demonstrated the latest version of its mCUE software, showing live VoIP and video calls over LTE in Las Vegas, including RCS calling using an IMS-based platform.

The mCUE 4G software is optimized for Android to deliver carrier-grade voice and video over smartphones, tablets, and other mobile devices. The software recently […]

Sprint to add voice to LTE rollout in early 2013


This week Sprint has been putting out details on its fast-moving LTE rollout at 4G World.  The company expects to deploy Voice over LTE (VoLTE) in early 2013 and add voice call continuity by the end of 2013, to move calls between CDMA, LTE, and WiFi.

According to one report from Good and […]