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:
Jan. 31, 2023
Filed:
Dec. 14, 2021
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
DongHwi Kim, Gyeonggi-do, KR;
MyungWon Seo, Gyeonggi-do, KR;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13357 (2006.01); G02F 1/1339 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133606 (2013.01); G02F 1/1339 (2013.01); G02F 1/133514 (2013.01); G02F 1/133603 (2013.01);
Abstract
A backlight unit can include a light emitting unit including a plurality of light emitting devices, a light conversion sheet disposed on the light emitting unit and including a plurality of light conversion patterns overlapping with the plurality of light emitting devices, a phosphor film disposed on the light conversion sheet, and a phosphor layer disposed in a position corresponding to a rim portion of the light conversion sheet.