Patents by Inventor Jian Song Li

Jian Song Li 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).

  • Enhanced method and apparatus for reducing congestion in DHCP network system
    Patent number: 8195775
    Abstract: An enhanced method and apparatus for reducing congestion in dynamic host configuration protocol network system are provided. The congestion reduction method comprises steps of receiving a DHCP request from a DHCP client; and stopping responding to a certain number of DHCPDISCOVER message. And the dynamic host configuration protocol server comprises at least one distributed server, at which the contents of the network service provider server are backed up.
    Type: Grant
    Filed: April 6, 2007
    Date of Patent: June 5, 2012
    Assignee: Thomson Licensing
    Inventors: Zhi Gang Zhang, Kui Gao, Jian Song Li