ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,485, issued on July 21, was assigned to Mavenir Systems Inc. (Richardson, Texas).

"On-demand non-delay managed demodulation reference signal for open radio access network utilizing channel state information" was invented by Roy Yang (Buffalo Grove, Ill.) and Ali Fatih Demir (Allen, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for providing messaging between an Open Radio Access Network Distributed Unit (O-DU) and an Open Radio Access Network Radio Unit (O-RU) for on-demand non-delay-managed Demodulation Reference Signal (DMRS) transfer and improving beamforming. An O-DU sending a request message with Demodulation Referenc...