IDiyas

For the Inventor, By the Inventor

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 12356823 B1

PDFFull Text
Date of Patent:
Jul. 08, 2025

Filed:

Nov. 22, 2023

Display device that can prevent deterioration of transmittance while preventing contrast deterioration

Applicant:

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

Inventors:

Jae Hun Lee, Seongnam-si, KR;

Jun Gi Kim, Hwaseong-si, KR;

Jun Ho Sim, Hwaseong-si, KR;

Yang-Ho Jung, Seoul, KR;

Assignee:

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

Attorney:

Innovation Counsel LLP

Primary Examiner:

Nduka E Ojeh

Int. Cl.
CPC ...
H10K 59/35 (2023.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01); H10K 59/122 (2023.01); H10K 59/131 (2023.01); H10K 59/38 (2023.01); H10K 59/40 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
H10K 59/352 (2023.02); H10K 50/86 (2023.02); H10K 50/865 (2023.02); H10K 59/12 (2023.02); H10K 59/122 (2023.02); H10K 59/131 (2023.02); H10K 59/38 (2023.02); H10K 59/40 (2023.02); H10K 59/8792 (2023.02);
Abstract

A display device includes: a substrate; a plurality of transistors disposed on the substrate; an insulating layer disposed on the plurality of transistors; a data line and a driving voltage line disposed on the insulating layer; a pixel electrode disposed on the data line or the driving voltage line; a pixel defining layer disposed on the pixel electrode and including a pixel opening that overlaps the pixel electrode; a light emitting element layer disposed in the pixel opening; and a common electrode disposed on the light emitting element layer, wherein the pixel opening includes a first sub-pixel opening and a second sub-pixel opening and a first blocking portion that is disposed between the first sub-pixel opening and the second sub-pixel opening.

Find Patent Forward Citations

Loading…