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.

Date of Patent:
Jul. 08, 2025

Filed:

Jun. 12, 2024
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Joongeol Lee, Yongin-si, KR;

Kyeongsu Ko, Yongin-si, KR;

Sanggab Kim, Yongin-si, KR;

Shinil Choi, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/88 (2023.01); H10K 50/844 (2023.01); H10K 59/12 (2023.01); H10K 59/80 (2023.01); H10K 77/10 (2023.01);
U.S. Cl.
CPC ...
H10K 59/88 (2023.02); H10K 50/844 (2023.02); H10K 59/12 (2023.02); H10K 59/87 (2023.02); H10K 59/8731 (2023.02); H10K 77/10 (2023.02);
Abstract

A display panel includes a substrate having an opening area, and a display area at least partially surrounding the opening area. Display elements are arranged in the display area. The display elements includes a pixel electrode, an opposite electrode, and an intermediate layer interposed therebetween. A multilayer film includes a first insulating layer between the substrate and the pixel electrode and a second insulating layer, of a different material, on the first insulating layer. A thin film encapsulation layer covers the display elements and includes at least one organic encapsulation layer and at least one inorganic encapsulation layer. The multilayer film includes a first groove disposed between the opening area and the display area. The first groove has an undercut structure in which a lower width of the first groove is greater than an upper width of the first groove.


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