The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 21, 2017
Filed:
Sep. 18, 2015
Samsung Display Co., Ltd., Yongin-Si, Gyeonggi-Do, KR;
Yong-hoon Kwon, Hwaseong-si, KR;
Junghyun Kim, Seoul, KR;
Seokhyun Nam, Seoul, KR;
Hee-kwang Song, Suwon-si, KR;
Ho-sik Shin, Gyeonggi-do, KR;
Samsung Display Co., Ltd., , KR;
Abstract
A display device including a display panel, a timing controller, a backlight unit, and a backlight controller. The display panel includes a plurality of display blocks, and receives an image signal and display an image. The backlight unit includes a-numbered red light sources, b-numbered green light sources (a and b are natural numbers, b<a), and a-numbered blue light sources, and provides light to the display panel. The backlight controller calculates a red luminance average, a green luminance average, and a blue luminance average of the block image signals, respectively, controls a duty ratio of the red light sources based on the red and green luminance averages, controls a duty ratio of the green light sources based on the green luminance average, and controls a duty ratio of the blue light sources based on the blue and green luminance averages.