Patents by Inventor Luke Qing Han

Luke Qing Han 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).

  • Hadoop OLAP engine
    Patent number: 11537635
    Abstract: In various example embodiments, systems and methods for building data cubes to be stored in a cube store are presented. In some embodiments, a metadata engine generates the cube metadata. In further embodiments, cube data is generated by a cube build engine based on the cube metadata and source data. The cube build engine performs a multi-stage MapReduce job on the source data to produce a multi-dimensional cube lattice having multiple cuboids. In further embodiments, the cube data is provided to the cube store.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: December 27, 2022
    Assignee: eBay Inc.
    Inventors: Luke Qing Han, Xu Jiang, Song Yi, Chauncey Li
  • HADOOP OLAP ENGINE
    Publication number: 20190324975
    Abstract: In various example embodiments, systems and methods for building data cubes to be stored in a cube store are presented. In some embodiments, a metadata engine generates the cube metadata. In further embodiments, cube data is generated by a cube build engine based on the cube metadata and source data. The cube build engine performs a multi-stage MapReduce job on the source data to produce a multi-dimensional cube lattice having multiple cuboids. In further embodiments, the cube data is provided to the cube store.
    Type: Application
    Filed: May 22, 2019
    Publication date: October 24, 2019
    Inventors: Luke Qing HAN, Xu JIANG, Song YI, Chauncey LI
  • Hadoop OLAP engine
    Patent number: 10353923
    Abstract: In various example embodiments, systems and methods for building data cubes to be stored in a cube store are presented. In some embodiments, a metadata engine generates the cube metadata. In further embodiments, cube data is generated by a cube build engine based on the cube metadata and source data. The cube build engine performs a multi-stage MapReduce job on the source data to produce a multi-dimensional cube lattice having multiple cuboids. In further embodiments, the cube data is provided to the cube store.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: July 16, 2019
    Assignee: eBay Inc.
    Inventors: Luke Qing Han, Xu Jiang, Yi Song, Chauncey Li
  • HADOOP OLAP ENGINE
    Publication number: 20150310082
    Abstract: In various example embodiments, systems and methods for building data cubes to be stored in a cube store are presented. In some embodiments, a metadata engine generates the cube metadata. In further embodiments, cube data is generated by a cube build engine based on the cube metadata and source data. The cube build engine performs a multi-stage MapReduce job on the source data to produce a multi-dimensional cube lattice having multiple cuboids. In further embodiments, the cube data is provided to the cube store.
    Type: Application
    Filed: June 30, 2014
    Publication date: October 29, 2015
    Inventors: Luke Qing Han, Xu Jiang, Yi Song, Chauncey Li