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.

Date of Patent:
Apr. 07, 2020

Filed:

Nov. 22, 2017
Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

Se-Hyun Park, Incheon, KR;

Sang-Dae Han, Paju-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02F 1/1333 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133512 (2013.01); G02B 6/005 (2013.01); G02B 6/0055 (2013.01); G02F 1/133308 (2013.01); G02B 6/0065 (2013.01); G02F 2001/133311 (2013.01); G02F 2001/133317 (2013.01); G02F 2001/133322 (2013.01);
Abstract

According to the present disclosure, a thickness of a liquid crystal display (LCD) device may be minimized by directly attaching a liquid crystal panel to a guide panel and a light guide plate made of glass through a foam pad, and thus a thin LCD device may be effectively provided. In addition, light leakage between the liquid crystal panel and the guide panel may be prevented through the foam pad including a first layer, which is a light reflecting layer, and a second layer, which is a light absorbing layer, and, at the same time, a dark portion phenomenon generated at edges of the LCD device may be effectively prevented.


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