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:
Dec. 12, 2023

Filed:

Aug. 09, 2021
Applicant:

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

Inventors:

Min Suk Ko, Cheonan-si, KR;

Tae Wook Kang, Seongnam-si, KR;

Kab Jong Seo, Hwaseong-si, KR;

Bo Geon Jeon, Hwaseong-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H10K 59/122 (2023.01); H10K 50/816 (2023.01); H10K 50/828 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 50/816 (2023.02); H10K 50/828 (2023.02); H10K 59/124 (2023.02); H10K 71/00 (2023.02);
Abstract

A display device includes: a substrate; first banks spaced apart from each other on the substrate; a first electrode and a second electrode covering the first banks and spaced apart from each other; a light-emitting element between the first electrode and the second electrode; a first contact electrode connected to the first electrode and contacting one end of the light-emitting element; and a second contact electrode connected to the second electrode and contacting another end of the light-emitting element. The first contact electrode includes a first material, the second contact electrode includes a second material, and physical properties of the first material and the second material are different from each other.


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