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. 22, 2015
Filed:
Jun. 04, 2014
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Cheil Industries Inc., Gumi-si, Gyeongsangbuk-do, KR;
Chul-ho Jeong, Hwaseong-si, KR;
Eun-young Cho, Gumi-si, KR;
Hyun-min Kim, Uiwang-si, KR;
You-min Shin, Gumi-si, KR;
Hong-shik Shim, Seoul, KR;
Young Oh, Uiwang-si, KR;
SAMSUNG ELECTRONICS CO., LTD., , KR;
CHEIL INDUSTRIES INC., , KR;
Abstract
An optical film includes: a high refractive index pattern layer including a material having a refractive index greater than 1 and having a first surface and a second surface which face each other, where a plurality of grooves is defined in the first surface, and each of the plurality of grooves is defined by a curved surface portion of the first surface of the high refractive index pattern and has a depth greater than a width thereof; and a low refractive index pattern layer including a plurality of protruding patterns disposed in the plurality of grooves, having a refractive index less than the refractive index of the high refractive index pattern layer, and including a plurality of layers having different refractive indices from each other.