ALEXANDRIA, Va., July 15 -- United States Patent no. 12,665,759, issued on June 23, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Secure model aggregation method and apparatus" was invented by Yang Wang (Shenzhen, China), Xueqiang Yan (Shanghai), Mingyu Zhao (Shanghai), Shaoyun Wu (Shanghai) and Weijun Xing (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes: receiving M scrambled models from M online service nodes; receiving descrambling secrets from T online service nodes, where a descrambling secret of any online service node is determined based on M first shared keys of the online service node corresponding to the M online service nodes and N-M second shared key...