Patents Represented by Attorney, Agent or Law Firm Li K. Wang
  • Multisample dithering with shuffle tables
    Patent number: 6765588
    Abstract: A system and method for generating random coverage masks for rendering images with transparent objects. The system uses shuffle tables for addresses of a pixel to index into a transparency table and to obtain a transparency mask, which is then ANDed with a coverage mask to obtain a new coverage mask.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: July 20, 2004
    Assignee: 3Dlabs, Inc., Ltd.
    Inventors: Dale L. Kirkland, James L. Deming
  • System and method for reordering fragment data based upon rasterization direction
    Patent number: 6766410
    Abstract: A system and method for reordering data fragments to facilitate reads from a DDR SDRAM where the fragments are placed into a first and second data fragment buffer such that the data fragments are in sequential addresses whereby the second data read on the trailing edge of the clock cycle will read the proper data fragment.
    Type: Grant
    Filed: June 10, 2002
    Date of Patent: July 20, 2004
    Assignee: 3Dlabs, Inc., Ltd.
    Inventor: Stewart Carlton