Rumor: Apple iPhone 6 will support VoLTE


Sources near Silicon Valley say Apple won’t be supporting Voice over LTE (VoLTE) until it releases the iPhone 6 this fall. 

Currently, the Apple iPhone 5/5c/5s supports HD voice on 3G/HSPA-esque networks; this includes nearly all of the overseas HD voice deployments, plus the T-Mobile US network. 

According to Sprint’s website, the […]

GSA’s latest tally: 73 mobile networks with HD voice


A June 4, 2013 Global mobile Suppliers Association (GSA, report puts the latest tally for commercial mobile HD voice networks at 73.  Another 23 operators/networks are trialing HD voice, with the majority of those listed as forthcoming Voice over LTE (VoLTE) deployments.  However, carriers aren’t really doing a good job talking about how […]

AT&T “announces” HD voice over LTE for later in 2013.


A senior AT&T executive has confirmed the company plans on rolling out Voice over LTE (VoLTE) later this year.

AT&T Senior Vice President of Network Technologies Kris Rinne told attendees at VentureBeat’s Mobile Summit that the company would be delivering HD voice later this year, repeating what the carrier had said previously. 


Ericsson and China Mobile demo HD voice calls between LTE types at MWC


Ericsson and China Mobile have demonstrated the first “dual mode” HD voice call between TD-LTE and LTE-FDD, the two different types of LTE. 

The demonstration included ST-Ericsson’s Thor LTE modem, Renesas Mobile quad mode chipsets, and Ericsson’s LTE TDD/FDD radio solution and IMS platform and was conducted at China Mobile’s booth at the […]

Telefonica boasts SRVCC from LTE to 3G in the lab


Telefonica has become the first network operator to demonstrate the ability to transfer voice calls seamlessly and without interruption from an LTE network to a 3G network.  However, the handover was conducted in a test lab environment simulation – not in the real world.

The handover was conducted in Germany at the labs of […]

Sweden may get mobile HD voice via LTE in 2013


A couple of Tweets and a short web piece suggest Sweden may get HD voice service via VoLTE next year. But there’s not a lot of detail as to what carriers might be launching the service.

“Soon HD audio for mobile calls,” published in Computer Sweden, runs a brief quote from the sales […]

Verizon: VoLTE won’t be generally available until 2014


Out at the CTIA MobileCON show, Verizon execs say it won’t start consumer trials of Voice over LTE (VoLTE) until late 2013, with service turn up not expected until 2014. Advantages the carrier had with first introducing the technology in the U.S. seem to have gone by the wayside when it comes to voice […]

GSA LTE update: 105 commercial networks launched, 351 operators investing in LTE


The Global mobile Suppliers Association’s (GSA) October 1, 2012 report says 351 operators are investing in LTE, with 105 operators having launched commercial LTE networks in 48 countries. Another 194 network deployments are in progress.

GSA forecasts 159 networks will be commercially launched in 68 countries by the end of 2012, with 195 live […]

Rumor mill: U.S. VoLTE delays until end of 2013, 2014


The outlook for Voice over LTE (VoLTE) in America is pretty dire, with sources saying it might be until late 2013 before Verizon lights up nationwide coverage. and 2014 for Sprint.  One person with insight into LTE said AT&T had an outside chance of beating Verizon.

Turning back the clock to Mobile World Congress […]

Taking inventory on LTE subscribers: Korea big, time to watch Japan


A piece in the Korean Times calls attention to the largest LTE audiences.  Verizon has the most, followed by NTT DOCOMO and SK Telecom.

SK Telecom already has VoLTE and HD voice deployed, with six handsets: Samsung Galaxy S3 & Galaxy Note 2, LG Optimus Vu & Optimus G, and the Vega Race […]