- Patent Title: Display panel including an open area for a component and a plurality of grooves provided in a multi-layered film with a step difference adjacent to the open area, and a display apparatus including the same
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Application No.: US16872696Application Date: 2020-05-12
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Publication No.: US11276738B2Publication Date: 2022-03-15
- Inventor: Wonsuk Choi , Hyunchul Kim , Seongryong Lee , Eunae Jung , Yoonsun Choi
- 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: F. Chau & Associates, LLC
- Priority: KR10-2019-0055836 20190513
- Main IPC: H01L29/08
- IPC: H01L29/08 ; H01L27/32 ; H01L51/52

Abstract:
A display panel includes: a substrate including a first area, a second area, and a third area between the first area and the second area; a first structure located in the second area and including a pixel electrode, an opposite electrode, an intermediate layer between the pixel electrode and the opposite electrode, and at least one organic material layer; and a plurality of grooves located in the third area and separating the at least one organic material layer and the opposite electrode, wherein a first groove of the plurality of grooves is provided in a multi-layered film including a lower layer and an upper layer, wherein the upper layer includes an inorganic material layer and a first step adjacent to the first groove, the first step having an elevation higher than an upper surface of the lower layer.
Information query
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