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.:
Date of Patent:
Feb. 11, 2025
Filed:
Jan. 08, 2024
Samsung Display Co., Ltd., Yongin-si, KR;
Jungjin Yang, Seoul, KR;
Myunghwan Kim, Hanam-si, KR;
Seohyun Kim, Seoul, KR;
Ji-young Kim, Seoul, KR;
Jinwoo Park, Yongin-si, KR;
Wonjun Song, Hwaseong-si, KR;
Taewoong Yoo, Seoul, KR;
Soojung Youn, Seoul, KR;
Kwanhee Lee, Seoul, KR;
Seokjae Lee, Hwaseong-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
An organic electroluminescence display device includes: a substrate; a first electrode including a first sub-electrode and a second sub-electrode spaced apart from each other and on the substrate; a first light emitting unit on the first electrode; a charge generation unit on the first light emitting unit; a second light emitting unit on the charge generation unit; and a second electrode on the second light emitting unit, wherein the first light emitting unit comprises a first light emitting layer correspondingly on the first sub-electrode; and a second light emitting layer correspondingly on the second sub-electrode, wherein the second light emitting unit comprises a third light emitting layer correspondingly on the first light emitting layer; and a fourth light emitting layer correspondingly on the second light emitting layer.