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:
May. 14, 2019
Filed:
Oct. 31, 2016
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133504 (2013.01); G02B 6/0055 (2013.01); G02F 1/133528 (2013.01); G02F 1/133606 (2013.01); G02F 1/133615 (2013.01); G02B 6/0053 (2013.01); G02B 6/0056 (2013.01); G02B 6/0065 (2013.01); G02F 2001/133607 (2013.01); G02F 2201/50 (2013.01);
Abstract
A liquid crystal display includes a display panel; and an optical film on a bottom surface of the display panel, the optical film including a polarizer; a support sheet on a bottom surface of the polarizer; and a prism sheet on a bottom surface of the support sheet, the prism sheet having a base sheet, a prism portion, and a stitch portion over the base sheet. The prism portion includes a plurality of peaks and has a space defined by a direct contact between the plurality of peaks of the prism portion and the bottom surface of the support sheet.