ALEXANDRIA, Va., April 2 -- United States Patent no. 12,267,273, issued on April 1, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Method and apparatus for sending multicast control channel" was invented by Bingzhao Li (Beijing) and Lei Guan (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and apparatuses for sending a multicast control channel are provided. One example method includes a terminal device receiving first configuration information, where the first configuration information indicates N modification periods, and N is an integer greater than 1. The terminal device determines, based on the first configuration information, a modification period corresponding to a fir...