Patents by Inventor Douglas F. Dixon

Douglas F. Dixon 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).

  • Patent number: 6714665
    Abstract: A recognition system which obtains and analyzes images of at least one object in a scene comprising a wide field of view (WFOV) imager which is used to capture an image of the scene and to locate the object and a narrow field of view (NFOV) imager which is responsive to the location information provided by the WFOV imager and which is used to capture an image of the object, the image of the object having a higher resolution than the image captured by the WFOV imager is disclosed. In one embodiment, a system that obtains and analyzes images of the irises of eyes of a human or animal in an image with little or no active involvement by the human or animal is disclosed.
    Type: Grant
    Filed: December 3, 1996
    Date of Patent: March 30, 2004
    Assignee: Sarnoff Corporation
    Inventors: Keith James Hanna, Peter J. Burt, Shmuel Peleg, Douglas F. Dixon, Deepam Mishra, Lambert E. Wixson, Robert Mandlebaum, Peter Coyle, Joshua R. Herman
  • Patent number: 6075905
    Abstract: A method of constructing an image mosaic comprising the steps of selecting source images, aligning the source images, selecting source segments, enhancing the images, and merging the images to form the image mosaic is disclosed. An apparatus for constructing an image mosaic comprising means for selecting source images, means for aligning the source images, means for selecting source image segments, means for enhancing the images, and means for merging the images to form the image mosaic is also disclosed. The process may be performed automatically by the system or may be guided interactively by a human operator. Applications include the construction of photographic quality prints form video and digital camera images.
    Type: Grant
    Filed: July 18, 1997
    Date of Patent: June 13, 2000
    Assignee: Sarnoff Corporation
    Inventors: Joshua Randy Herman, deceased, James Russell Bergen, Shmuel Peleg, Vincent Paragano, Douglas F. Dixon, Peter J. Burt, Harpreet Sawhney, Gary A. Gendel, Rakesh Kumar, Michael H. Brill
  • Patent number: 5187793
    Abstract: An instruction caching system comprises meta-instructions which are contained within the program being executed. A meta-machine, which is a small segment of software, executes the meta-instructions and passes control to the processor itself at appropriate times to execute blocks of instructions from the instruction cache.
    Type: Grant
    Filed: January 9, 1989
    Date of Patent: February 16, 1993
    Assignee: Intel Corporation
    Inventors: John M. Keith, Allen H. Simon, David L. Sprague, Douglas F. Dixon, Judith A. Goldstein