Patents by Inventor Anthony John Arnold

Anthony John Arnold 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 hybrid image compression
    Patent number: 8411942
    Abstract: A Hybrid Compressor and method of compressing a tile of pixels within an image are disclosed. An Edge Processor of the Hybrid Compressor analyzes pixel runs of the tile and generates boundary data defining one or more regions comprising pixels of substantially identical color. A Palette Processor of the Hybrid Compressor generates data defining a color value for each region. An Image Processor of the Hybrid Compressor generates a representation of pixels not included in the one or more regions.
    Type: Grant
    Filed: November 29, 2007
    Date of Patent: April 2, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yu-Ling Chen, David Robert James Monaghan, Ian Geoffrey Combes, James Philip Andrew, Peter William Mitchell Ilbery, Anthony John Arnold, Dixon De Sheng Deng