HD Voice

AT&T and Verizon announce VoLTE interoperability for 2015

In a joint press release today, AT&T and Verizon announced their voice over LTE (or VoLTE) interoperability plans for 2015. The companies say they are working to allow customers from the two carriers to make VoLTE calls between each of their networks.

Engineers from Verizon and AT&T have begun extensive testing in lab environments and then plan on moving to field trials. “This approach ensures customers will have a seamless experience making VoLTE HD Voice calls between networks,” the release said.

AT&T rolling out HD Voice and Voice Over LTE in select markets beginning next Friday

The nation’s second-largest wireless carrier AT&T today announced it started rolling out a pair of high-definition voice calling technologies. As previously promised, both HD Voice and Voice Over LTE (VoLTE) technologies will become available in select markets beginning next Friday, May 23. VoLTE uses the high-speed Long-Term Evolution (LTE) network to transmit voice calls and HD Audio makes voice clearer…