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:
May. 23, 2017
Filed:
Dec. 26, 2013
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Cheil Industries Inc., Gumi-si, Gyeongsangbuk-do, KR;
Hee-Kyung Kim, Seongnam-si, KR;
Moon Yeon Lee, Osan-si, KR;
Kyoung Ah Oh, Seoul, KR;
Kyu Yeol In, Seoul, KR;
Ji-Hoon Lee, Suwon-si, KR;
Myung Sup Jung, Seongnam-si, KR;
Sang ah Gam, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
CHEIL INDUSTRIES INC., Gyeongsangbuk-Do, KR;
Abstract
An optical film includes: a liquid crystal coating; and a base layer on the liquid crystal coating, wherein the liquid crystal coating has reversed wavelength dispersion and in-plane retardation for a reference wavelength ranging from 126 nm to 153 nm, and the base layer has in-plane retardation ranging from about 0 to about 50 nm and out-of-plane retardation ranging from about 0 nm to about 100 nm.