ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,975, issued on May 20, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Guangdong, China).
"HARQ information feedback method and device" was invented by Zuomin Wu (Guangdong, China) and Yanan Lin (Guangdong, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are an HARQ information feedback method and device, capable of performing effective processing on HARQ information corresponding to each channel group, thereby implementing transmission of HARQ information on an unlicensed band. The method comprises: a terminal device determines HARQ information corresponding to a first channel group; after receiving a second chann...