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:
Jun. 23, 2015
Filed:
Dec. 16, 2013
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventor:
Kiduck Park, Paju-si, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/133 (2006.01); F21V 8/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0081 (2013.01); G02B 6/0063 (2013.01); G02B 6/0068 (2013.01); G02B 6/0076 (2013.01); G02F 1/133615 (2013.01); G02F 1/133603 (2013.01); G02B 6/0036 (2013.01); G02B 6/0055 (2013.01);
Abstract
A transparent liquid crystal display device includes a liquid crystal display panel displaying an image in an image display mode and transparently implementing in a transparent mode; a backlight unit including a light guide plate disposed on a rear surface of the liquid crystal display panel and a light source array disposed at one side of the light guide plate; a light source driving unit supplying a driving current to the light sources; a cover bottom enclosing an edge of the side and rear surfaces of the backlight unit; and an illumination sensor measuring illumination of an external light incident to the rear surface of the cover bottom.