Patents by Inventor Xingfu GAO

Xingfu GAO 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 and apparatus for updating table entries of a ternary content addressable memory
    Patent number: 8527694
    Abstract: A method and an apparatus for updating table entries of a TCAM are disclosed. The method comprises: creating a virtual TCAM list, of which respective first TCAM table entries are one-to-one corresponding to respective second TCAM table entries stored in a hardware TCAM; determining, in idle resources of the hardware TCAM, a storage position of a second TCAM table entry to be updated corresponding to a first TCAM table entry to be updated, according to a pre-specified precedence relationship between the storage positions of the first TCAM table entry to be updated and other first TCAM table entry in the virtual TCAM list; and performing an updating operation on the second TCAM table entry to be updated based on the determined storage position.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: September 3, 2013
    Assignee: Beijing Star-Net Ruijie Networks Co., Ltd.
    Inventor: Xingfu Gao
  • METHOD AND APPARATUS FOR UPDATING TABLE ENTRIES OF A TERNARY CONTENT ADDRESSABLE MEMORY
    Publication number: 20110307655
    Abstract: A method and an apparatus for updating table entries of a TCAM are disclosed. The method comprises: creating a virtual TCAM list, of which respective first TCAM table entries are one-to-one corresponding to respective second TCAM table entries stored in a hardware TCAM; determining, in idle resources of the hardware TCAM, a storage position of a second TCAM table entry to be updated corresponding to a first TCAM table entry to be updated, according to a pre-specified precedence relationship between the storage positions of the first TCAM table entry to be updated and other first TCAM table entry in the virtual TCAM list; and performing an updating operation on the second TCAM table entry to be updated based on the determined storage position.
    Type: Application
    Filed: June 10, 2011
    Publication date: December 15, 2011
    Applicant: BEIJING STAR-NET RUIJIE NETWORKS CO., LTD
    Inventor: Xingfu GAO