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Mobile World Congress (MWC) takes place this week, so it’s time again for carrier and vendors to serve up bold claims about what 5G cellular will do for users -- this time, though, with a dash of realism.
“5G is not ready yet,” T-Mobile USA’s CTO Neville Ray said Monday morning. “It’s maturing quickly, but it’s not real today, and I can’t go and deploy a 5G radio to serve my customers with and give them a handset.”
Like most other carriers, T-Mobile is testing pre-standard 5G technology, and Ray is enthusiastic about the next generation in the long term. But he reminded the audience that some parts of 5G, like using ultra-high frequencies to reach mobile devices, still face big technical challenges and 4G will still be around for years after the first big 5G rollouts happen around 2020.
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