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:
Sep. 23, 2014
Filed:
Aug. 11, 2011
Taeuk Kang, Gyeonggi-do, KR;
Taeuk Kang, Gyeonggi-do, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A stereoscopic image display device comprises: a display device that displays left-eye image data in a left-eye frame and right-eye image data in a right-eye frame; liquid crystal shutter glasses that alternately open and close a left-eye shutter and a right-eye shutter in synchronization with the display device; and a control circuit that controls the ON duty ratio of a backlight of the display device to a first set value if the luminance of each of the left-eye and right-eye frames is less than a predetermined reference value, and controls the ON duty ratio of the backlight of the display device to a second set value if the luminance of each of the left-eye and right-eye frames is greater than the reference value.