T-Mobile’s President of Technology Neville Ray says the operator is working on Voice over New Radio (VoNA) so that its 5G network will be able to handle voice calls as well as data.
It’s doubtful whether most consumers realize that even if they have a 5G smartphone, and they see the 5G icon on their phone, their voice calls still operate on carriers’ LTE networks.
Speaking with Fierce, Ray said the process of delivering data first and then following with voice is how the industry has historically handled the next generation of wireless technology. “It’s the same as what happened with LTE,” said Ray. “With LTE we rolled out data first, then later VoLTE.”
He said VoLTE was “tough sledding” to begin because it involved a big transition from circuit-switched voice to IP-based voice.
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