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:
Mar. 24, 2026

Filed:

Aug. 19, 2022
Applicant:

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

Inventors:

Jaehun Lee, Seongnam-si, KR;

Hye Sun Kim, Goyang-si, KR;

Junho Sim, Hwaseong-si, KR;

Sanghyun Lee, Hwaseong-si, KR;

Yang-Ho Jung, Seoul, KR;

Pil Soon Hong, Seoul, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/122 (2023.01); H10K 50/84 (2023.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01); H10K 71/00 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 50/84 (2023.02); H10K 50/865 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02);
Abstract

A display device includes a display area including a display element including a pixel electrode and a driving element connected to the display element, a planarization layer on the driving element, and a pixel defining layer on the planarization layer and defining an opening corresponding to the pixel electrode of the display element. The pixel defining layer includes a bank portion defining the opening and extending from the pixel electrode, and including a flat portion and a first protrusion which protrudes from an upper surface of the flat portion and is adjacent to the pixel electrode, and a second protrusion which protrudes from the upper surface of the flat portion of the bank portion and is further from the opening than the first protrusion.


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