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:
Oct. 14, 2025
Filed:
Apr. 30, 2024
Huawei Technologies Co., Ltd., Guangdong, CN;
Tao Li, Beijing, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
An embedded subscriber identification module (eSIM) card change method and a related device are disclosed. The method includes receiving, by an entitlement server, a first card change request sent by a terminal device, where the first card change request includes a user account, a password, a user number, and embedded universal integrated circuit card (eUICC) identification. The method further includes verifying a user identity of the terminal device based on the user account and the password. If the verification succeeds, a second card change request is sent to an operator business support system (BSS). The second card change request includes the user number and the eUICC identification, and the second card change request is used to indicate to the BSS to complete the eSIM card change and to indicate to an eSIM server to generate an eSIM profile and associate the eSIM profile with the eUICC identification.