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:
Jul. 16, 2013
Filed:
Oct. 13, 2011
Sergey Shestak, Suwon-si, KR;
Kyung-hoon Cha, Yongin-si, KR;
Sergey Shestak, Suwon-si, KR;
Kyung-hoon Cha, Yongin-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A backlight unit including a light source; and a liquid crystal panel. The liquid crystal panel includes a first substrate which guides light incident from the light source disposed at at least one side of the first substrate; a transparent electrode disposed on a surface of the first substrate; a second substrate; a reflective electrode disposed on a surface of the second substrate facing the transparent electrode; a liquid crystal layer disposed between the transparent electrode and the reflective electrodes; and a transparent film disposed between the transparent electrode and the reflective electrodes, the transparent film including a surface contacting the liquid crystal layer and patterned with grooves or ribs , and having a refractive index corresponding to at least one of an ordinary refractive index and an extraordinary refractive index of liquid crystals of the liquid crystal layer.