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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.:

US 12484421 B1

PDFFull Text
Date of Patent:
Nov. 25, 2025

Filed:

Feb. 09, 2024

Display apparatus including multi-layered second encapsulation layer

Applicant:

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

Inventors:

Sunhee Lee, Yongin-si, KR;

Sunho Kim, Yongin-si, KR;

Gunhee Kim, Yongin-si, KR;

Donghwan Shim, Yongin-si, KR;

Taehoon Yang, Yongin-si, KR;

Assignee:

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

Attorney:

Womble Bond Dickinson (US) LLP

Primary Examiner:

Ida M Soward

Int. Cl.
CPC ...
H10K 50/84 (2023.01); H10K 59/124 (2023.01); H10K 59/131 (2023.01); H10K 59/80 (2023.01); H10K 77/10 (2023.01); G02F 1/1333 (2006.01); G06F 1/16 (2006.01); G09F 9/30 (2006.01); H10F 39/12 (2025.01); H10K 50/844 (2023.01); H10K 59/12 (2023.01); H10K 59/35 (2023.01);
U.S. Cl.
CPC ...
H10K 59/8731 (2023.02); H10K 59/124 (2023.02); H10K 59/131 (2023.02); H10K 77/111 (2023.02); G02F 1/133305 (2013.01); G06F 1/1641 (2013.01); G06F 1/1652 (2013.01); G09F 9/301 (2013.01); G09G 2300/0408 (2013.01); G09G 2300/0804 (2013.01); G09G 2380/02 (2013.01); H10F 39/198 (2025.01); H10K 50/8445 (2023.02); H10K 59/12 (2023.02); H10K 59/35 (2023.02); H10K 59/351 (2023.02);
Abstract

A display apparatus includes: a substrate including a display area and a peripheral area around the display area, the substrate having a bent portion; a plurality of display elements in the display area; and a thin film encapsulation layer over the plurality of display elements and including a first encapsulation layer, a second encapsulation layer over the first encapsulation layer, and an organic encapsulation layer between the first encapsulation layer and the second encapsulation layer, wherein the second encapsulation layer includes a plurality of inorganic thin layers and a plurality of organic thin layers alternately arranged, and a thickness of the second encapsulation layer is equal to or less than a thickness of the first encapsulation layer.

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