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. 21, 2020
Filed:
May. 29, 2019
Samsung Electronics Co., Ltd., Suwon-si, KR;
Seung Jun Jeong, Suwon-si, KR;
Joo Won Lee, Suwon-si, KR;
Min Woo Kang, Suwon-si, KR;
Sei Young Kang, Suwon-si, KR;
Dong Jun Lee, Suwon-si, KR;
Jae Jeong Lee, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A display device includes a display panel for displaying an image, a light source module including a plurality of light sources, and an optical sheet provided between the display panel and the light source module for guiding light radiated by the light source module to the display panel. The optical sheet includes a first transparent layer including a plurality of grooves provided on a first surface of the optical sheet that is opposite to the display panel, and having a first refraction index, a second transparent layer provided in each of the plurality of grooves and having a second refraction index that is different from the first refraction index, and a reflective layer including a light reflective material provided in each of the plurality of grooves and covering the second transparent layer, and including a light-reflective material.