logo

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 12219821 B1

PDFFull Text
Date of Patent:
Feb. 04, 2025

Filed:

Jun. 21, 2023

Display device having dummy regions

Applicant:

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

Inventors:

Sun-Kyu Joo, Suwon-si, KR;

In Seok Song, Pocheon-si, KR;

Keun Chan Oh, Hwaseong-si, KR;

Byung-Chul Kim, Suwon-si, KR;

In Ok Kim, Osan-si, KR;

Gak Seok Lee, Hwaseong-si, KR;

Chang-Soon Jang, Seoul, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:

KILE PARK REED & HOUTTEMAN PLLC

Primary Examiner:

Nduka E Ojeh

Int. Cl.
CPC ...
H10K 59/122 (2023.01); H10K 50/11 (2023.01); H10K 50/81 (2023.01); H10K 50/813 (2023.01); H10K 50/82 (2023.01); H10K 50/84 (2023.01); H10K 50/856 (2023.01); H10K 59/121 (2023.01); H10K 59/124 (2023.01); H10K 59/35 (2023.01); H10K 59/38 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02); H10K 50/11 (2023.02); H10K 50/81 (2023.02); H10K 50/813 (2023.02); H10K 50/82 (2023.02); H10K 50/84 (2023.02); H10K 59/1213 (2023.02); H10K 59/35 (2023.02); H10K 59/353 (2023.02); H10K 59/38 (2023.02); H10K 50/856 (2023.02); H10K 59/124 (2023.02); H10K 59/352 (2023.02);
Abstract

A display device includes a substrate, a thin film transistor on the substrate, an interlayer insulating layer on the thin film transistor, an electrode on the interlayer insulating layer, the electrode including an emission region, a contact region overlapping the thin film transistor, and a dummy region protruding from the emission region in a direction different from the contact region, and an emission layer on the electrode, the emission region of the electrode overlapping the emission layer.

Find Patent Forward Citations

Loading…