Patents by Inventor Huajian LI

Huajian LI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Vehicle-road cooperation precise positioning method based on electrified highway
    Patent number: 12196559
    Abstract: A vehicle-road cooperation precise positioning method based on an electrified highway includes measuring position information of its own positioning point by using a roadside positioning module; determining absolute coordinates of all points on a communication line according to the position information; acquiring a contact signal when a vehicle-road connection information system comes into contact with the communication line, and determining position information of a contact point according to the contact signal and the absolute coordinates; and based on a conversion algorithm, determining current vehicle mass center position coordinate information according to the position information of the contact point and parameter information of the vehicle-road connection information system.
    Type: Grant
    Filed: January 29, 2024
    Date of Patent: January 14, 2025
    Assignee: RESEARCH INSTITUTE OF HIGHWAY MINISTRY OF TRANSPORT
    Inventors: Zhichao Liu, Wei Zhou, Wenliang Li, Liwei Zhu, Chen Li, Yujiang Song, Xiao Li, Chen Cao, Qi Zhan, Jin Gao, Huajian Li, Xuewen Zhang, Jie Jin
  • VEHICLE-ROAD COOPERATION PRECISE POSITIONING METHOD BASED ON ELECTRIFIED HIGHWAY
    Publication number: 20240255286
    Abstract: A vehicle-road cooperation precise positioning method based on an electrified highway includes measuring position information of its own positioning point by using a roadside positioning module; determining absolute coordinates of all points on a communication line according to the position information; acquiring a contact signal when a vehicle-road connection information system comes into contact with the communication line, and determining position information of a contact point according to the contact signal and the absolute coordinates; and based on a conversion algorithm, determining current vehicle mass center position coordinate information according to the position information of the contact point and parameter information of the vehicle-road connection information system.
    Type: Application
    Filed: January 29, 2024
    Publication date: August 1, 2024
    Inventors: Zhichao LIU, Wei ZHOU, Wenliang LI, Liwei ZHU, Chen LI, Yujiang SONG, Xiao LI, Chen CAO, Qi ZHAN, Jin GAO, Huajian LI, Xuewen ZHANG, Jie JIN