Invention Grant
- Patent Title: Display apparatus
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Application No.: US15712889Application Date: 2017-09-22
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Publication No.: US09966553B2Publication Date: 2018-05-08
- Inventor: Manseob Choi , Sungkook Park , Minwoo Kim , Mingyeong Jo
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR
- Agency: Innovation Counsel LLP
- Priority: KR10-2016-0121466 20160922
- Main IPC: H01J1/62
- IPC: H01J1/62 ; H01L51/52 ; H01L27/32

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.
Public/Granted literature
- US20180083218A1 DISPLAY APPARATUS Public/Granted day:2018-03-22
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