Patents by Inventor Wen-Chau Hou

Wen-Chau Hou 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 monitoring the status of CAM comparand registers using a free list and a busy list
    Patent number: 6772279
    Abstract: According to one embodiment, a CAM system (100) may include a comparand register (CMPR) index block (106) for monitoring a status of comparand registers within the CAM blocks (104). A CMPR index block (106) may include a free index register set (120). A free head pointer (122) and a free tail pointer (124) can point to a start and end of a list of free comparand index values stored within a free index register set (120). A CMPR index block (106) may also include a busy index register set (126). A busy head pointer (128) and a busy tail pointer (130) can point to a start and end of a list of busy comparand index values stored within a busy index register set (126).
    Type: Grant
    Filed: March 7, 2002
    Date of Patent: August 3, 2004
    Assignee: Cypress Semiconductor Corporation
    Inventors: Chih-Ping Sun, Wei Zhang, Wen-Chau Hou