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. 15, 2024

Filed:

Jul. 20, 2021
Applicant:

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

Inventors:

Inseok Song, Pocheon-si, KR;

Gak Seok Lee, Hwaseong-si, KR;

Keunchan Oh, Hwaseong-si, KR;

Byung-Chul Kim, Yongin-si, KR;

Jang Wi Ryu, Yongin-si, KR;

Halim Ji, Seoul, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/38 (2023.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01); H10K 71/00 (2023.01); H10K 71/50 (2023.01);
U.S. Cl.
CPC ...
H10K 59/38 (2023.02); H10K 50/865 (2023.02); H10K 59/12 (2023.02); H10K 71/00 (2023.02); H10K 71/50 (2023.02); H10K 59/1201 (2023.02);
Abstract

A display device includes a first substrate, a pixel structure, a first optical filter, a first-color filter, a second optical filter, a second-color filter, and a second substrate. The pixel structure is disposed between the first substrate and each of the optical filters. The first-color filter is disposed on the first optical filter and has a first refractive index. The second optical filter is spaced from the first optical filter and includes a second-color pigment. The second-color filter is disposed on the second optical filter and has a second refractive index. The second substrate is disposed on the first color filter and the second color filter and has a third refractive index. A difference between the third refractive index and the second refractive index is less than a difference between the third refractive index and the first refractive index.


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