India, May 7 -- T-Mobile (TMUS) Wednesday announced that it has achieved a new record for 5G uplink speeds, hitting 550 Mbps on its sub-6 GHz spectrum during a live demo in Seattle.
This milestone was reached using 3GPP Release 17 UL Tx Switching, marking the world's first live demonstration of the feature on a commercial site. The test, conducted with Nokia and MediaTek, utilized 100MHz of TDD spectrum (n41) and 35MHz of FDD spectrum (n25) with a MediaTek flagship test device.
T-Mobile President of Technology Ulf Ewaldsson emphasized the growing importance of uplink speed for real-time applications such as 4K video uploads and VR. Nokia's Tommi Uitto noted the difficulty of enhancing uplink speeds compared to downlink, highlighting the a...