ALEXANDRIA, Va., July 21 -- United States Patent no. 12,690,056, issued on July 21, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Dongguan, China).

"User equipment and method for sidelink communication in unlicensed frequency spectrum by same" was invented by Huei-Ming Lin (South Yarra, Australia), Yi Ding (Dongguan, China) and Zhenshan Zhao (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for sidelink (SL) communication in an unlicensed frequency spectrum includes receiving a configuration for a SL transmission, monitoring a hybrid automatic repeat request-acknowledgement (HARQ-ACK) response in a physical sidelink feedback channel (PSFCH) according to the confi...