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:
Aug. 16, 2016
Filed:
Aug. 08, 2013
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Hyun Deok Im, Seoul, KR;
Hyun Jin Cho, Seoul, KR;
Oleg Prudnikov, Suwon-si, KR;
Dae Ho Yoon, Pohang-si, KR;
Byoung Ho Cheong, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., , KR;
Abstract
A lighting unit for a display device includes: a plurality of light sources which emits light; a wedge-shaped light guide having an incident surface disposed close to the light sources and an opposing surface disposed opposite the incident surface; and a lens sheet disposed on the light guide, where the lens sheet includes a plurality of lenses, each having an axis in a direction from the incident surface to the opposing surface, where the light guide is thinner at the incident surface than at the opposing surface, and a radius of curvature of each of the lenses is larger at the incident surface than the opposing surface.