Patents by Inventor Xuefeng Song

Xuefeng Song 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).

  • DECENTRALIZING A HADOOP CLUSTER
    Publication number: 20140164452
    Abstract: In some examples, a distributed file system is described. The distributed file system may include multiple data nodes and a director unit. The multiple data nodes may each include one or more data blocks. The director unit may include multiple master nodes configured in a peer-to-peer distributed architecture and operably coupled to the multiple data nodes. Each of the master nodes may be configured to receive a task related to managing data with respect to the distributed file system; to manage a distribution of the task among one or more of the plurality of master nodes; and to communicate a task status and a status of at least a part of the distributed file system to each of the other master nodes.
    Type: Application
    Filed: December 6, 2012
    Publication date: June 12, 2014
    Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLC
    Inventors: Lizhi Ying, Xuefeng Song
  • Display device and display method
    Patent number: 8628196
    Abstract: A display device and its display method are provided. The display method includes: first, inputting image message, then generating laser beams for forming an image according to the input image message to display an image. The image message includes angular message of each image pixels.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: January 14, 2014
    Assignee: Ocean of Peace Scientific Beijing Ltd.
    Inventors: Xuefeng Song, Jiangliang Li
  • DISPLAY DEVICE AND DISPLAY METHOD
    Publication number: 20110051091
    Abstract: A display device and its display method are provided. The display method includes: first, inputting image message, then generating laser beams for forming an image according to the input image message to display an image. The image message includes angular message of each image pixels.
    Type: Application
    Filed: October 14, 2008
    Publication date: March 3, 2011
    Inventors: Xuefeng Song, Jiangliang Li