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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 11974455 B1

PDFFull Text
Date of Patent:
Apr. 30, 2024

Filed:

Sep. 03, 2021

Display device and method of manufacturing the same

Applicant:

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

Inventors:

Myung Chul Yeo, Asan-si, KR;

Yong Tack Kim, Yongin-si, KR;

Eung Seok Park, Seoul, KR;

Hee Wook Yoon, Gwacheon-si, KR;

Yoon Hyeung Cho, Yongin-si, KR;

Assignee:

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

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Victoria K Hall

Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 27/32 (2006.01); H01L 51/56 (2006.01); H10K 50/844 (2023.01); H10K 50/85 (2023.01); H10K 50/858 (2023.01); H10K 59/121 (2023.01); H10K 59/122 (2023.01); H10K 59/38 (2023.01); H10K 71/00 (2023.01); H10K 71/13 (2023.01); H10K 59/12 (2023.01);
U.S. Cl.
CPC ...
H10K 50/844 (2023.02); H10K 50/8445 (2023.02); H10K 50/85 (2023.02); H10K 50/858 (2023.02); H10K 59/121 (2023.02); H10K 59/122 (2023.02); H10K 59/38 (2023.02); H10K 71/00 (2023.02); H10K 71/135 (2023.02); H10K 59/1201 (2023.02);
Abstract

A display device includes a substrate; a light-emitting element layer on the substrate; a first thin-film encapsulation layer that is on the light-emitting element layer, has an upper surface conforming an upper surface of the light-emitting element layer, and includes a recessed portion; a bank layer on the first thin-film encapsulation layer and having an opening overlapping the recessed portion; a wavelength conversion layer in the opening on the first thin-film encapsulation layer and at least partially in the recessed portion; a first inorganic layer on the bank layer and the wavelength conversion layer; an organic layer on the first inorganic layer; and a second inorganic layer on the organic layer.

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