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. 08, 2018
Filed:
Sep. 22, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Manseob Choi, Yongin-si, KR;
Sungkook Park, Yongin-si, KR;
Minwoo Kim, Yongin-si, KR;
Mingyeong Jo, Yongin-si, KR;
Samsung Display Co., Ltd., , KR;
Abstract
A display apparatus includes: a substrate; a first electrode; an insulating film including an opening that extends to at least the central portion of the first electrode; a light-emitting diode disposed on the first electrode and including a first pad electrically connected to the first electrode; a reflective film disposed on the insulating film so as to cover at least a portion of an inner surface of the opening; and a light path guide layer disposed on the insulating film so as to cover at least a portion of the reflective film and including a plurality of holes or a plurality of grooves on the top surface. In one embodiment, the display apparatus improves the light extraction efficiency of the light-emitting diode.