Novel Color Dimming Technology of LED Backlight for Rich Color and Power Saving

  • Park, Se-Ki (Backlight Technology Group, LCD Technology Center, LCD Business, Samsung Electronics Co., LTD) ;
  • Yeo, Dong-Min (Backlight Technology Group, LCD Technology Center, LCD Business, Samsung Electronics Co., LTD) ;
  • Kwon, Yong-Hoon (Backlight Technology Group, LCD Technology Center, LCD Business, Samsung Electronics Co., LTD) ;
  • Kim, Gi-Cherl (Backlight Technology Group, LCD Technology Center, LCD Business, Samsung Electronics Co., LTD) ;
  • Jang, Tae-Seok (Backlight Technology Group, LCD Technology Center, LCD Business, Samsung Electronics Co., LTD)
  • Published : 2008.10.13

Abstract

Color dimming technology has been developed for high color gamut and aggressive power saving. In our new algorithm, we proposed a new concept of 'color class', with which it is possible to control RGB color luminance effectively and exactly. We reached color gamut of 155% of NTSC 1976 and reduced power consumption under 100 watt for 46 inch LCD.

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