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. 16, 2019
Filed:
Dec. 28, 2016
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Youngki Song, Paju-si, KR;
MyungJoon Park, Goyang-si, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02F 1/133 (2006.01); G02F 1/1333 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0068 (2013.01); G02B 6/0038 (2013.01); G02B 6/0045 (2013.01); G02F 1/13306 (2013.01); G02F 1/133308 (2013.01); G02B 6/0036 (2013.01); G02B 6/0073 (2013.01); G02F 1/133603 (2013.01); G02F 1/133615 (2013.01); G02F 2001/133331 (2013.01); G02F 2001/133601 (2013.01); G02F 2001/133607 (2013.01); G02F 2001/133626 (2013.01);
Abstract
Disclosed is a backlight unit for minimizing consumption power in realizing partial luminance. The backlight unit includes a light guide member including a first light incident part and a second light incident part, a first light source unit disposed in the first light incident part, and a second light source unit disposed in the second light incident part. The first light source unit and the second light source unit have different luminous intensities.