ALEXANDRIA, Va., June 16 -- United States Patent no. 12,309,775, issued on May 20, was assigned to QUALCOMM Inc. (San Diego).

"Flexible signaling for acknowledgment feedback delay and downlink scheduling delay" was invented by Alberto Rico Alvarino (San Diego) and Le Liu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and devices for wireless communications are described. A downlink shared channel scheduling delay and an acknowledgment feedback delay may be jointly encoded and sent to a user equipment (UE). For example, a downlink control information (DCI) field may jointly indicate the downlink shared channel scheduling delay and the acknowledgment feedback delay in a fiel...