Patents by Inventor Cristian E. Dunbar

Cristian E. Dunbar 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).

  • Digital image processing system and method
    Patent number: 5995653
    Abstract: A method of transforming input image data into output image data in order to form an output image which comprises a plurality of specified image areas is provided. The method comprises providing a plurality of different sets of color transform look-up tables, associating the different sets of look-up tables with the plurality of specified image areas. The output data is coded to identify an associated one of the different sets of look-up tables responsive to one of the specified image areas for which the output data is being obtained. A color transformation is then performed on the input image data to obtain the output data using one of the different sets of look-up tables identified by the coding. An apparatus for carrying out the method is also provided.
    Type: Grant
    Filed: November 15, 1996
    Date of Patent: November 30, 1999
    Assignee: Cymbolic Sciences International, Inc.
    Inventors: Alastair M. Reed, Gary K. Pringle, Cristian E. Dunbar