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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 12161017 B1

PDFFull Text
Date of Patent:
Dec. 03, 2024

Filed:

Apr. 10, 2023

Light emitting device with light absorbers and display apparatus including the same

Applicant:

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

Inventors:

Hyun Koo, Seongnam-si, KR;

Sunjin Song, Seoul, KR;

Wonjae Joo, Seongnam-si, KR;

Sunghyun Han, Pohang-si, KR;

Assignee:

SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Jesse Y Miyoshi

Int. Cl.
CPC ...
H10K 50/86 (2023.01); H10K 50/17 (2023.01); H10K 50/852 (2023.01); H10K 50/856 (2023.01); H10K 59/35 (2023.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
H10K 50/865 (2023.02); H10K 50/171 (2023.02); H10K 50/852 (2023.02); H10K 59/351 (2023.02); H10K 59/876 (2023.02);
Abstract

Provide is a light emitting device including a reflective layer including a phase modulation surface, a planarization layer disposed on the reflective layer, a first electrode disposed on the planarization layer, an organic emission layer disposed on the first electrode and configured to emit visible light that includes light of a first wavelength and light of a second wavelength that is shorter than the first wavelength, and a second electrode disposed on the organic emission layer, wherein the reflective layer and the second electrode form a micro cavity configured to resonate the light of the first wavelength, and wherein the planarization layer includes a light absorber configured to absorb the light of the second wavelength.

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