Patents by Inventor Yunfeng Gan

Yunfeng Gan 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).

  • Filtering data objects
    Patent number: 10394907
    Abstract: A method that includes establishing a layered attribute description network according to description values of the filtering requirements; extracting description values that are in the attribute description network; establishing a mapping relationship between the filtering requirements and the attribute description network, generating a path dependency graph; performing traversal comparison between the description values included in the description information of the data object to be filtered and description values in the path dependency graph; if all description values of one description path are included in the description information of the data object to be filtered, recording the description path as a matching path of the data object to be filtered; and determining a filtering requirement that the data object to be filtered meets.
    Type: Grant
    Filed: January 8, 2016
    Date of Patent: August 27, 2019
    Assignee: Alibaba Group Holding Limited
    Inventors: Yicong Huang, Junliang Li, Dengbo Fu, Qi Qiang, Chao Wang, Yunfeng Gan
  • METHOD AND DEVICE FOR DATA PUSH
    Publication number: 20170134181
    Abstract: A method for data push is disclosed.
    Type: Application
    Filed: November 9, 2016
    Publication date: May 11, 2017
    Inventors: Baohua Wu, Dengbo Fu, Yunfeng Gan, Naihan Huang
  • FILTERING DATA OBJECTS
    Publication number: 20160203228
    Abstract: A method that includes establishing a layered attribute description network according to description values of the filtering requirements; extracting description values that are in the attribute description network; establishing a mapping relationship between the filtering requirements and the attribute description network, generating a path dependency graph; performing traversal comparison between the description values included in the description information of the data object to be filtered and description values in the path dependency graph; if all description values of one description path are included in the description information of the data object to be filtered, recording the description path as a matching path of the data object to be filtered; and determining a filtering requirement that the data object to be filtered meets.
    Type: Application
    Filed: January 8, 2016
    Publication date: July 14, 2016
    Inventors: Yicong Huang, Junliang Li, Dengbo Fu, Qi Qiang, Chao Wang, Yunfeng Gan