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. 03, 2026
Filed:
Oct. 14, 2022
Shenzhen Yinwang Intelligent Technologies Co., Ltd., Shenzhen, CN;
Rehana Yasmin, Singapore, SG;
Yanjiang Yang, Singapore, SG;
Songlie Zhan, Dongguan, CN;
Zhuo Wei, Singapore, SG;
SHENZHEN YINWANG INTELLIGENT TECHNOLOIGES CO., LTD., Shenzhen, CN;
Abstract
A charging authentication method is performed by an electric vehicle and comprises establishing a first connection between the electric vehicle and a charging spot using a controller area network (CAN) bus, establishing a second connection between the electric vehicle and a charging management system using a mobile communication network, sending a charging request message to the charging spot using the first connection, and performing identity authentication and key negotiation with the charging spot using the second connection and a third connection between the charging spot and the charging management system.