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:
Oct. 21, 2025

Filed:

Feb. 14, 2023
Applicant:

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

Inventors:

Woo Yong Sung, Yongin-si, KR;

Seungyong Song, Yongin-si, KR;

Jeongseok Lee, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/122 (2023.01); G06F 3/041 (2006.01); H10K 59/12 (2023.01); H10K 59/40 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); G06F 3/0412 (2013.01); H10K 59/1201 (2023.02); H10K 59/40 (2023.02); H10K 59/873 (2023.02); G06F 2203/04103 (2013.01);
Abstract

A display device includes: a base layer; a circuit layer on the base layer; a light emitting element including a first electrode on the circuit layer, a functional layer on the first electrode, and a second electrode on the functional layer; a pixel defining film on the circuit layer and having a first pixel opening; a first auxiliary pixel defining film which includes a metal substance and is between the pixel defining film and the circuit layer and having a second pixel opening; and a second auxiliary pixel defining film between the circuit layer and the first auxiliary pixel defining film and having a third pixel opening, which exposes one surface of the first electrode, wherein the second electrode is in contact with the first auxiliary pixel defining film.


Find Patent Forward Citations

Loading…