×

Variable brightness LCD backlight

  • US 7,502,010 B2
  • Filed: 01/27/2005
  • Issued: 03/10/2009
  • Est. Priority Date: 08/31/2004
  • Status: Active Grant
First Claim
Patent Images

1. A method for displaying a viewed image, comprising:

  • generating a source image having a first brightness bitmap;

    modifying a first input to a first backlight and a second input to a second backlight based on the first brightness bitmap to illuminate a display surface of a display device, wherein the first backlight and the second backlight are part of a backlight array within the display device; and

    generating a second brightness bitmap associated with the viewed image based on the first brightness bitmap and the illumination produced by the backlight array.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×