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Image projection system and calibration data calculation method

  • US 20050206856A1
  • Filed: 01/07/2005
  • Published: 09/22/2005
  • Est. Priority Date: 01/16/2004
  • Status: Abandoned Application
First Claim
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1. An image projection system that projects a plurality of images on a screen to form a single image, comprising:

  • a plurality of projection units each including a plurality of light sources, a light source selection unit that selects at least one of the light sources and a display unit that is illuminated by said at least one light source selected by the light source selection unit, images that are displayed on the display units of the projection units being formed on the basis of different image data;

    a combination selection unit that selects a combination of the light sources that are selected by the light source selection unit, from among a plurality of predetermined combinations of the light sources included in the projection units;

    a storage unit that stores, in accordance with the plurality of predetermined combinations of the light sources, a plurality of calibration data that are used for adjusting illumination light amounts of the light sources and/or the images that are displayed by the display units; and

    a control unit that adjusts the illumination light amounts of the light sources and/or the images that are displayed by the display units, using the calibration data that corresponds to the combination of the light sources selected by the combination selection unit.

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