ALEXANDRIA, Va., July 30 -- United States Patent no. 12,375,144, issued on July 29, was assigned to AT&T Intellectual Property I LP (Atlanta).

"Massive multiple-input-multiple-output (MIMO) uplink enhancement in split radio access network (RAN) deployments" was invented by Salam Akoum (Austin, Texas), Aditya Chopra (Austin, Texas) and Milap Majmundar (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the subject disclosure may include, for example, a system comprising a distributed unit (DU) configured to generate sounding reference signal (SRS)-based beams, and a remote unit (RU) communicatively coupled with the DU over a fronthaul, wherein the RU is configured to generate demodulation...