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System and method for display device characterization, calibration, and verification

  • US RE44,149 E1
  • Filed: 08/04/2009
  • Issued: 04/16/2013
  • Est. Priority Date: 11/07/2003
  • Status: Active Grant
First Claim
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1. A system for creating characterization information for a first display device for use with a second display device comprising:

  • a computer readable medium in communications with said first display device; and

    ,a set of computer readable instructions embodied in computer readable medium for initializing lookup table values representing default luminance levels of said first display device, measuring the output of said first display device according to said initial lookup table values, determining a gray ramp according to said output measurements, mapping said gray ramp to L* of CIELAB color model of said first display device, adjusting said lookup table values according to said gray ramp mapping and L*, measuring RGB color map information, and determining an ICC profile according to said gray ramp and said RGB color map information.

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