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:
Feb. 24, 2026
Filed:
Jun. 13, 2023
Huawei Technologies Co., Ltd., Shenzhen, CN;
Zhuofei Li, Beijing, CN;
Wei Gao, Beijing, CN;
Yongwei Guo, Shenzhen, CN;
Nianhao Zhu, Shanghai, CN;
Xiangwen Kong, Beijing, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A method includes, when a first card in a secure element (SE) system of a terminal is in an inactive state after the terminal is powered off, subsequent to receiving, using a near-field communication (NFC) system, an instruction for selecting the first card that is received from a card reading device, the terminal determines, based on the instruction, that the first card allows automatic card switching, and activates the first card using the SE system, and after the terminal receives again, using the NFC system, the instruction for selecting the first card from the card reading device, the first card of the terminal executes a transaction service with the card reading device.