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. 24, 2025
Filed:
Jun. 16, 2022
Shenzhen Yinwang Intelligent Technologies Co., Ltd., Shenzhen, CN;
Shenzhen Yinwang Intelligent Technologies Co., Ltd., Shenzhen, CN;
Abstract
The present disclosure provides example terminal devices, road side units, and servers. One example terminal device performs operations including sending certificate request information to a certificate authority server, where the certificate request information includes identity information of the terminal device. A communication key sent by the certificate authority server is received by the terminal device. Encrypted information that is sent by a road side unit is received by the terminal device, where the encrypted information is information encrypted by using the communication key. The encrypted broadcast information is decrypted by the terminal device by using the communication key.