Invention Grant
- Patent Title: Light emitting device and display device including the same
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Application No.: US16857727Application Date: 2020-04-24
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Publication No.: US11271190B2Publication Date: 2022-03-08
- Inventor: Moon Gyu Han , Kwanghee Kim , Heejae Lee , Eun Joo Jang , Dae Young Chung
- Applicant: SAMSUNG ELECTRONICS CO., LTD.
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.
- Current Assignee Address: KR Suwon-si
- Agency: Cantor Colburn LLP
- Priority: KR10-2019-0049380 20190426
- Main IPC: H01L51/52
- IPC: H01L51/52 ; C09K11/88 ; H01L51/00 ; H01L51/50

Abstract:
Provided are a light emitting device includes a first electrode and a second electrode facing each other; an emissive layer disposed between the first electrode and the second electrode and a display device including the same. The emissive layer comprises: a first emission layer disposed on the first electrode and having a hole transporting property; a second emission layer and a third emission layer disposed on the first emission layer; wherein the second emission layer comprises an organic compound having a bipolar transport property and the third emission layer has a composition different from the first emission layer and the second emission layer; wherein the first emission layer, the second emission layer, and the third emission layer comprises a plurality of quantum dots, and wherein the first emission layer, the second emission layer, and the third emission layer are configured to emit light of a same color.
Public/Granted literature
- US20200343487A1 LIGHT EMITTING DEVICE AND DISPLAY DEVICE INCLUDING THE SAME Public/Granted day:2020-10-29
Information query
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