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Hexagonal color pixel structure with white pixels

  • US 7,400,332 B2
  • Filed: 01/10/2005
  • Issued: 07/15/2008
  • Est. Priority Date: 01/05/2005
  • Status: Active Grant
First Claim
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1. A method to convert pixel color values of a digital color imager into another color space having luminance as a component is comprising:

  • providing a digital color imager comprising hexagonal red, green, blue and white pixels;

    use sensor output of white pixels for luminance value Y;

    calculate color values of destination color space from the output of the red, green and blue pixels using a correspondent conversion matrix.

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