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:
Apr. 23, 2024
Filed:
Aug. 28, 2020
Samsung Display Co., Ltd., Yongin-si, KR;
Hye Lim Jang, Yongin-si, KR;
Young Gu Kim, Yongin-si, KR;
Ji Yun Park, Yongin-si, KR;
Jong Ho Son, Yongin-si, KR;
Jong Min Ok, Yongin-si, KR;
Sun Young Chang, Yongin-si, KR;
Baek Kyun Jeon, Yongin-si, KR;
Kyung Seon Tak, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
An optical film for a display device, includes: a first refractive layer having an upper surface and a lower surface including first projections and second projections extending away from the lower surface in a first direction, the second projections having different heights than the first projections, the first projections having lateral sides with different angles of inclination that decrease in the first direction; and a second refractive layer disposed directly on the upper surface of the first refractive layer, the second refractive layer having a refractive index different from that of the first refractive layer.