Invention Grant
- Patent Title: Organic light-emitting display apparatus and method of manufacturing the same
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Application No.: US17557362Application Date: 2021-12-21
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Publication No.: US11678522B2Publication Date: 2023-06-13
- Inventor: Sehoon Jeong , Hyeyong Chu , Jaesik Kim , Yeonhwa Lee
- Applicant: Samsung Display Co., Ltd.
- Applicant Address: KR Yongin-si
- Assignee: Samsung Display Co., Ltd.
- Current Assignee: Samsung Display Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Agency: H.C. Park & Associates, PLC
- Priority: KR 20180169910 2018.12.26
- The original application number of the division: US16585240 2019.09.27
- Main IPC: H01L27/32
- IPC: H01L27/32 ; H01L51/00 ; H01L51/52 ; H01L51/56

Abstract:
An organic light-emitting display apparatus including: a substrate; a pixel electrode located on the substrate; a pixel-defining film covering an end portion of the pixel electrode; an intermediate layer located on the pixel electrode and including an emission layer; a counter electrode located on the intermediate layer; a passivation layer located on the counter electrode and including a cover portion covering a top surface of the counter electrode and a protrusion extending from an end portion of the cover portion away from the substrate; and an encapsulation member covering the passivation layer.
Public/Granted literature
- US20220115472A1 ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME Public/Granted day:2022-04-14
Information query
IPC分类: