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:
Apr. 09, 2019
Filed:
Dec. 19, 2017
Lg Display Co., Ltd., Seoul, KR;
Jae-Jung Han, Seoul, KR;
Eun-Hee Choi, Siheung-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A liquid crystal display device includes: a liquid crystal display panel; a light guide plate having adjacent first and second light incidence surfaces below the liquid crystal display panel; a reflection plate disposed under the light guide plate; and first and second light-emitting diodes (LEDs) facing the first and second light incidence surfaces, respectively, wherein the light guide plate comprises: a first prism pattern configured on a lower surface of the light guide plate and extending in a first direction parallel to the first light incidence surface; and a second prism pattern configured on an upper surface of the light guide plate and extending in a second direction parallel to the second light incidence surface.