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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 12550535 B1

PDFFull Text
Date of Patent:
Feb. 10, 2026

Filed:

Aug. 04, 2022

Display panel and method for fabricating the same

Applicant:

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

Inventors:

Dae Won Choi, Cheonan-si, KR;

Sang Gab Kim, Seoul, KR;

Su Bin Bae, Hwaseong-si, KR;

Yun Jong Yeo, Hwaseong-si, KR;

Da Woon Jung, Hwaseong-si, KR;

Yu Gwang Jeong, Anyang-si, KR;

Assignee:

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

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Eduardo A Rodela

Int. Cl.
CPC ...
H10K 59/122 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 59/124 (2023.01); H10K 71/00 (2023.01); H10K 59/12 (2023.01); H10K 102/10 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02); H10K 2102/103 (2023.02);
Abstract

A display panel includes: a plurality of first electrodes disposed on a via-layer and corresponding to a plurality of pixel areas, respectively; a pixel-defining layer disposed on the via-layer; first opening parts corresponding to central portions of the first electrodes and penetrating through the pixel-defining layer; electrode undercuts corresponding to edges of the first opening parts and provided as gaps between the first electrodes and the pixel-defining layer; a plurality of second opening parts corresponding to peripheries of the first electrodes, respectively, and penetrating through the pixel-defining layer; and via-grooves corresponding to the second opening parts and defined on an upper surface of the via-layer; via-undercuts provided by the pixel-defining layer around the second opening parts and the via-layer around the via-grooves.

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