Patents by Inventor Zhitang LI

Zhitang 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).

  • Patent number: 10999389
    Abstract: The present disclosure provides a method and a device for acquiring dynamic map data, and a storage medium. The method includes: acquiring, by a road operation device having a network access capacity, dynamic map data of a road work site where the road operation device is located; and providing, by the road operation device having the network access capacity, the dynamic map data to a map service system through a dynamic map data acquisition system, such that the map service system reflects content of the dynamic map data in a predetermined product form.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: May 4, 2021
    Assignee: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
    Inventors: Chang Jiang, Zhitang Li, Xi Zhao
  • Publication number: 20190364122
    Abstract: The present disclosure provides a method and a device for acquiring dynamic map data, and a storage medium. The method includes: acquiring, by a road operation device having a network access capacity, dynamic map data of a road work site where the road operation device is located; and providing, by the road operation device having the network access capacity, the dynamic map data to a map service system through a dynamic map data acquisition system, such that the map service system reflects content of the dynamic map data in a predetermined product form.
    Type: Application
    Filed: April 22, 2019
    Publication date: November 28, 2019
    Inventors: Chang JIANG, Zhitang LI, Xi ZHAO
  • Publication number: 20180260742
    Abstract: A travel information pushing method and apparatus, and a storage medium. The method comprises: acquiring travel request information triggered due to scanning of an identification code on a ticket by a user terminal (S11); inquiring a database about travel notification information according to the travel request information (S12); and returning the inquired travel notification information to the user terminal (S13). The travel information pushing method and apparatus and the storage medium increase the amount of information acquired through scanning a bar code on the ticket by the user.
    Type: Application
    Filed: December 7, 2015
    Publication date: September 13, 2018
    Inventor: Zhitang Li
  • Patent number: 9778048
    Abstract: A method and apparatus for determining a reachable area based on a road network are provided. The method comprises: acquiring a current location of a user and a road network map; generating a road node map based on the road network map; searching on the road node map for a boundary point extending for a maximum travel distance starting from the current location of the user along a road; and determining a reachable area based on the searched boundary point.
    Type: Grant
    Filed: December 29, 2014
    Date of Patent: October 3, 2017
    Assignee: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD.
    Inventors: Feng Wang, Zhitang Li
  • Publication number: 20150369616
    Abstract: A method and apparatus for determining a reachable area based on a road network are provided. The method comprises: acquiring a current location of a user and a road network map; generating a road node map based on the road network map; searching on the road node map for a boundary point extending for a maximum travel distance starting from the current location of the user along a road; and determining a reachable area based on the searched boundary point.
    Type: Application
    Filed: December 29, 2014
    Publication date: December 24, 2015
    Inventors: Feng WANG, Zhitang LI