ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,452,881, issued on Oct. 21, was assigned to Sharp K.K. (Sakai, Japan).

"Terminal devices, base stations, and communication methods" was invented by Huifa Lin (Sakai, Japan), Shoichi Suzuki (Sakai, Japan), Daiichiro Nakashima (Sakai, Japan), Toshizo Nogami (Sakai, Japan), Wataru Ouchi (Sakai, Japan), Tomoki Yoshimura (Sakai, Japan) and Takahisa Fukui (Sakai, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A terminal device receives a DCI format triggering a Type-3 HARQ-ACK codebook; and transmission circuitry configured to transmit the Type-3 HARQ-ACK codebook via a first PUCCH indicated by the DCI format; wherein the first PUCCH is associated with ...