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:
Jul. 24, 2012
Filed:
Jun. 03, 2009
Kyung-uk Choi, Asan-si, KR;
Sang-gil Lee, Seoul, KR;
Yun-jae Park, Yongin-si, KR;
Abstract
Disclosed are a display device and a method of driving the same capable of improving display quality and reducing the manufacturing cost. A display device includes a display panel displaying images corresponding to image signals, a light-emission block supplying backlight to the display panel, and a backlight driver outputting a light data signal for determining luminance of backlight. One of a plurality of linear gamma curves is selected from a lookup table in accordance with average image luminance during prescribed frames, and the duty ratio of the light data signal is determined on the basis of the selected linear gamma curve. Each of the linear gamma curves represents the relationship between the average image luminance and the duty ratio of the light data signal.