Patents by Inventor Donald Nelsen

Donald Nelsen 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).

  • Video Test tools
    Publication number: 20080062264
    Abstract: A video test tool for diagnosing video processing for interlacing is disclosed along with a video test tool for quantifying “jaggies” in a video display.
    Type: Application
    Filed: September 7, 2007
    Publication date: March 13, 2008
    Inventors: Michael Rudd, Donald Nelsen
  • Color gamut improvement in presence of ambient light
    Publication number: 20060256292
    Abstract: Methods, apparatus and system for controlling ambient light to produce controlled ambient light having predefined optical spectrum characteristics in order to effect a modified color gamut of a reflected image that is reflected from a surface. The reflected image including reflected portions of the controlled ambient light and reflected portions of a projected image directed from an image projector to the surface. The reflected image having a first color gamut in the presence of uncontrolled ambient light. The reflected image having the modified color gamut in the presence of the controlled ambient light.
    Type: Application
    Filed: May 12, 2005
    Publication date: November 16, 2006
    Inventors: Barret Lippey, Donald Nelsen