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:
May. 13, 2025
Filed:
Nov. 21, 2022
Guangzhou Automobile Group Co., Ltd., Guangdong, CN;
Qingquan Huang, Guangdong, CN;
Jinchi Zhang, Guangdong, CN;
Xiaosheng Shi, Guangdong, CN;
Zicheng Zhang, Guangdong, CN;
GUANGZHOU AUTOMOBILE GROUP CO., LTD., Guangdong, CN;
Abstract
A vehicle digital certificate management method and a device thereof. The vehicle digital certificate management method comprises: after a vehicle-mounted network connection terminal is powered on, performing an initialization on a universal digital certificate, and if the universal digital certificate is abnormal, generating mandatory certificate maintenance request information; calculating the difference between a real time when the vehicle-mounted network connection terminal is powered on and the last maintenance time of the universal digital certificate, comparing the difference with a preset certificate maintenance period, and if the difference is greater than the preset maintenance period, generating period maintenance request information; and performing certificate maintenance according to the mandatory certificate maintenance request information or the periodic maintenance request information when a communication state of the vehicle network connection terminal satisfies a certificate maintenance condition.