ALEXANDRIA, Va., May 5 -- United States Patent no. 12,621,083, issued on May 5, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).
"Data transmission method and apparatus" was invented by Zhongfeng Li (Shanghai) and Zhe Liu (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A data transmission method and an apparatus are provided. A transmit device sends a plurality of pieces of data, wherein different data in the data occupies different transmission resources. A first receive device in a multicast group receives the data; determines a first feedback message based on a decoding result of the data; feeds back the first feedback message to the transmit device which distinguishes, based on th...