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:
Dec. 08, 2015
Filed:
Sep. 03, 2009
Sung-hun Kim, Gumi-si, KR;
Hyeok-joon Yoon, Gyeongsan-si, KR;
Byoung-ku Kim, Gumi-si, KR;
Jae-hyun Park, Busan, KR;
Sung-Hun Kim, Gumi-si, KR;
Hyeok-Joon Yoon, Gyeongsan-si, KR;
Byoung-Ku Kim, Gumi-si, KR;
Jae-Hyun Park, Busan, KR;
LG DISPLAY CO., LTD., Seoul, KR;
Abstract
A backlight unit for a display device includes a light guide plate; a reflective sheet under the light guide plate; a lamp at least one side of the light guide plate and providing a light into the light guide plate; and an optical sheet disposed on the light guide plate and including a first lenticular sheet, the first lenticular sheet including a base film for diffusing the light through the light guide plate, a first lenticular lens disposed on a front surface of the base film and having a half-cylinder shape and a first printing pattern on at least one edge of a rear surface of the base film.