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:
Oct. 14, 2025

Filed:

Nov. 27, 2023
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Shang Hyeun Park, Yongin-si, KR;

Deukseok Chung, Yongin-si, KR;

Tae Gon Kim, Hwaseong-si, KR;

Min Jong Bae, Yongin-si, KR;

Shin Ae Jun, Seongnam-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10H 20/851 (2025.01); H01L 25/16 (2023.01); H10H 20/01 (2025.01); H10H 20/80 (2025.01);
U.S. Cl.
CPC ...
H10H 20/8514 (2025.01); H01L 25/167 (2013.01); H10H 20/0361 (2025.01); H10H 20/8513 (2025.01); H10H 20/882 (2025.01);
Abstract

A display panel including a wavelength conversion structure that includes a base structure including partition walls that define a first space and a second space, a first quantum dot composite disposed in the first space, and a second quantum dot composite disposed in the second space. The height of the partition wall is greater than or equal to about 5 micrometers and less than or equal to about 50 micrometers, and the first quantum dot composite provides a first top surface and the second quantum dot composite provides a second top surface. A production method for making the wavelength conversion structure uses a first ink composition that includes first quantum dots and a first matrix, and a second ink composition that includes second quantum dots and a second matrix.


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