Patents Assigned to Baidu.com, Inc.
  • Method and system for retrieving advertisement information
    Patent number: 7788216
    Abstract: Method and system for retrieving advertisement information. Information characterizing a user's past search behavior is utilized in creating index data that associate individual users to advertisements. When a search request from a user is received, the index data are utilized to identify one or more advertisements with respect to the received user's search request. Such identified advertisements match the user's past search behavior.
    Type: Grant
    Filed: July 12, 2007
    Date of Patent: August 31, 2010
    Assignee: Baidu.com, Inc.
    Inventors: Yanhong Li, Hongbo Zhu, Jianguo Liu, Dan Guo, Limin Zhou, Zhan Wang, ZiZheng Liu, Jie Yuan, Chuang Wang, Wenkai Yang