The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 23, 2026
Filed:
Nov. 05, 2024
Huawei Technologies Co., Ltd., Shenzhen, CN;
Yang Wang, Shenzhen, CN;
Xueqiang Yan, Shanghai, CN;
Mingyu Zhao, Shanghai, CN;
Shaoyun Wu, Shanghai, CN;
Weijun Xing, Shanghai, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
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 keys of the online service node corresponding to N−M offline service nodes; and determining an aggregated model, where disturbance vectors of the M scrambled models are determined based on the descrambling secrets from the at least T online service nodes, at least N−T+1 first subsecrets determined by each service node based on N first shared keys and a first disturbance item corresponding to the service node, and at least N−T+1 second subsecrets determined by the service node based on N second shared keys and a second disturbance item corresponding to the service node.