ALEXANDRIA, Va., July 14 -- United States Patent no. 12,684,621, issued on July 14, was assigned to QUALCOMM Inc. (San Diego).

"Techniques for full-duplex channel access in shared radio frequency spectrum" was invented by Qian Zhang (Basking Ridge, N.J.) and Yan Zhou (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for wireless communication are described for full-duplex communications using shared radio frequency spectrum. An uplink user equipment (UE) may be scheduled for an uplink transmission in a full-duplex channel occupancy time (COT), concurrently with one or more downlink transmissions of a downlink UE using the same wireless resources. Prior to transmitting th...