ALEXANDRIA, Va., June 6 -- United States Patent no. 12,284,134, issued on April 22, was assigned to Lenovo (Beijing) Ltd. (Beijing).

"Method and apparatus for fallback operation for semi-static HARQ-ACK codebook determination" was invented by Haipeng Lei (Beijing), Haiming Wang (Beijing), Zhi Yan (Beijing) and Xiaodong Yu (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application relates to method and apparatus for fallback operation for semi-static HARQ-ACK codebook determination. One embodiment of the present disclosure provides an apparatus comprising: a receiver that receives at least one down-link (DL) transmission within a DL association set; a processor that determines whether to ...