Patents by Inventor Tang Wenhu

Tang Wenhu 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).

  • Method of and a system for providing buffer management mechanism
    Patent number: 9060192
    Abstract: The present invention provides a method of and a system for providing buffer management mechanism in an on-Demand environment to keep the popular content sections in server memory so as to reduce the repeatable disk I/O and improve the server performance. The method comprises: setting the state of a buffer to be ACTIVE when a file section stored in the buffer is requested by any users; setting the state of the buffer to be INACTIVE when users no longer request the file section stored in the buffer, the buffer in INACTIVE state having a lifetime; changing the state of the buffer from INACTIVE to FREE when the lifetime decreases to zero.
    Type: Grant
    Filed: April 16, 2009
    Date of Patent: June 16, 2015
    Assignee: Telefonaktiebolaget L M Ericsson (publ)
    Inventors: Chen Kun, Ling Jie, Tang Wenhu, Jinyang Xie
  • METHOD OF AND A SYSTEM FOR PROVIDING BUFFER MANAGEMENT MECHANISM
    Publication number: 20120030722
    Abstract: The present invention provides a method of and a system for providing buffer management mechanism in an on-Demand environment to keep the popular content sections in server memory so as to reduce the repeatable disk I/O and improve the server performance. The method comprises: setting the state of a buffer to be ACTIVE when a file section stored in the buffer is requested by any users; setting the state of the buffer to be INACTIVE when users no longer request the file section stored in the buffer, the buffer in INACTIVE state having a lifetime; changing the state of the buffer from INACTIVE to FREE when the lifetime decreases to zero.
    Type: Application
    Filed: April 16, 2009
    Publication date: February 2, 2012
    Inventors: Kun Chen, Jie Ling, Tang Wenhu, Jinyang Xie
  • USAGE OF POLICY INFORMATION FOR NETWORK SUPPORTED SELECTION OF UNICAST VERSUS MBMS
    Publication number: 20100165902
    Abstract: The present invention relates to an arrangement and method for a mobile telecommunication network comprising a policy node (PCRF) connected to a gateway (GGSN) and a streaming server, respectively, for selecting to distribute a content with unicast or broadcast/multicast from the streaming server to users via the core network and the radio network, wherein the arrangement comprises means for initiating a streaming content distribution by a unicast distribution.
    Type: Application
    Filed: May 3, 2006
    Publication date: July 1, 2010
    Inventors: Tor Kvernvik, Tang Wenhu, Jialu Zhang