Ambient Light Condition Display Using One Of Three Light Emitters Patents (Class 396/289)
  • Patent number: 6816676
    Abstract: A method and arrangement of controlling the attributes of a camera display is disclosed. The method and arrangement obtain information relating to a scene and detect a sensitivity value associated with a camera. Using this information, at least a brightness of the camera display associated with the camera is controlled in accordance with the obtained information and the detected sensitivity value.
    Type: Grant
    Filed: April 19, 2002
    Date of Patent: November 9, 2004
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Mark John Bianchi, Amy E Battles
  • Patent number: 5745810
    Abstract: An image taking apparatus including a photometry device that detects a luminance value for each of a plurality of areas of a photometric field, a selection circuit that selects one of the plurality of areas to be a reference area, a computing circuit that computes a difference value for each of the plurality of areas, each difference value representing a difference between the luminance value for a respective area and the luminance value for the reference area, and a display device that respectively displays the difference values for each of the plurality of areas.
    Type: Grant
    Filed: March 17, 1997
    Date of Patent: April 28, 1998
    Assignee: Canon Kabushiki Kaisha
    Inventor: Hiroshi Matsushima