KDDI and Japan Rail claim world first on 5G trial for video relay, sending 4K up and pulling 8K down, with continuous handover at 1.7Gbps data speed using the 28GHz band [Jpn] https://t.co/vLrHVqrOiL pic.twitter.com/IH8JyIIpx8

— Mobile in Tokyo (@Wireless_Watch) December 1, 2017