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:
Jun. 17, 2025

Filed:

Jun. 17, 2024
Applicant:

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

Inventors:

Joo Woan Cho, Seongnam-si, KR;

Dae Ho Song, Hwaseong-si, KR;

Tae Hee Lee, Hwaseong-si, KR;

Hyung Il Jeon, Seoul, KR;

Byeong Hwa Choi, Seoul, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/00 (2006.01); H01L 23/48 (2006.01); H01L 25/18 (2023.01); H10H 29/14 (2025.01); H10D 84/80 (2025.01);
U.S. Cl.
CPC ...
H10H 29/142 (2025.01); H01L 23/481 (2013.01); H01L 24/06 (2013.01); H01L 25/18 (2013.01); H01L 24/05 (2013.01); H01L 24/08 (2013.01); H01L 24/16 (2013.01); H01L 24/48 (2013.01); H01L 2224/05025 (2013.01); H01L 2224/05541 (2013.01); H01L 2224/0613 (2013.01); H01L 2224/06181 (2013.01); H01L 2224/08225 (2013.01); H01L 2224/16145 (2013.01); H01L 2224/48229 (2013.01); H10D 84/80 (2025.01);
Abstract

A display device includes a first substrate including a display area, a non-display area, and a plurality of pixel circuit units in the display area and the non-display area, a plurality of light emitting elements on the first substrate in the display area, the plurality of light emitting elements being electrically connected to the pixel circuit units, a hole mask layer on the first substrate and including a plurality of holes corresponding to the light emitting elements, a second substrate on the hole mask layer and including a plurality of open holes corresponding to the plurality of holes, and a plurality of light exit patterns in the plurality of the open holes of the second substrate corresponding to the plurality of holes, wherein each of the light exit patterns includes a first part in one of the plurality of open holes.


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