Patents by Inventor Shichun Guo

Shichun Guo 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).

  • Patent number: 11002859
    Abstract: An intelligent vehicle positioning method based on feature point calibration is provided. The intelligent vehicle positioning method includes: determining whether an intelligent vehicle is located in a blind area or a non-blind area; when the intelligent vehicle is located in a GNSS non-blind area, combining GNSS signals, odometer data and inertial measurement unit data, acquiring a current pose of the intelligent vehicle through a Kalman filtering, scanning a surrounding environment of the intelligent vehicle by using a laser radar, extracting corner points and arc features and performing processing to obtain the corner points and circle centers as the feature points, calculating global coordinates and weights of the feature points and storing the global coordinates and the weights of the feature points in a current feature point list.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: May 11, 2021
    Assignee: TSINGHUA UNIVERSITY
    Inventors: Xinyu Zhang, Jun Li, Shichun Guo, Huaping Liu, Mo Zhou, Wenju Gao