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公开(公告)号：US11730003B2
公开(公告)日：2023-08-15
申请号：US17560161
申请日：2021-12-22
Applicant: Samsung Display Co., Ltd.
Inventor： Choelmin Jang , Byunghyuk Kwon , Changhee Lee , Myungsoo Huh , Cheollae Roh , Jaehoon Kim , Jeong Hye Choi
IPC: H01L51/50 , H10K30/80 , C09K11/08 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/86 , H10K50/115 , H10K59/12 , H10K59/38 , H10K71/00 , B82Y20/00 , H10K102/00
CPC classification number: H10K30/865 , C09K11/08 , H10K50/115 , H10K50/15 , H10K50/16 , H10K50/17 , H10K50/171 , H10K50/86 , H10K50/865 , H10K59/12 , H10K59/38 , H10K71/00 , B82Y20/00 , H10K2102/00 , H10K2102/351
Abstract: A light emitting diode according to embodiments of the present disclosure includes a first electrode, a second electrode opposite the first electrode, an emission layer between the first electrode and the second electrode, the emission layer including a quantum dot, a first charge transfer layer between the first electrode and the emission layer, a second charge transfer layer between the second electrode and the emission layer, and an insulating layer in at least one position between the first charge transfer layer and the emission layer, and/or between the second charge transfer layer and the emission layer, wherein the insulating layer includes an inorganic material. The light emitting diode and a display device including the same show improved life characteristics and emission efficiency properties.
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公开(公告)号：US20220115617A1
公开(公告)日：2022-04-14
申请号：US17560161
申请日：2021-12-22
Applicant: Samsung Display Co., Ltd.
Inventor： Choelmin Jang , Byunghyuk Kwon , Changhee Lee , Myungsoo Huh , Cheollae Roh , Jaehoon Kim , Jeong Hye Choi
Abstract: A light emitting diode according to embodiments of the present disclosure includes a first electrode, a second electrode opposite the first electrode, an emission layer between the first electrode and the second electrode, the emission layer including a quantum dot, a first charge transfer layer between the first electrode and the emission layer, a second charge transfer layer between the second electrode and the emission layer, and an insulating layer in at least one position between the first charge transfer layer and the emission layer, and/or between the second charge transfer layer and the emission layer, wherein the insulating layer includes an inorganic material. The light emitting diode and a display device including the same show improved life characteristics and emission efficiency properties.
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公开(公告)号：US11239438B2
公开(公告)日：2022-02-01
申请号：US16714389
申请日：2019-12-13
Applicant: Samsung Display Co., Ltd.
Inventor： Choelmin Jang , Byunghyuk Kwon , Changhee Lee , Myungsoo Huh , Cheollae Roh , Jaehoon Kim , Jeong Hye Choi
Abstract: A light emitting diode according to embodiments of the present disclosure includes a first electrode, a second electrode opposite the first electrode, an emission layer between the first electrode and the second electrode, the emission layer including a quantum dot, a first charge transfer layer between the first electrode and the emission layer, a second charge transfer layer between the second electrode and the emission layer, and an insulating layer in at least one position between the first charge transfer layer and the emission layer, and/or between the second charge transfer layer and the emission layer, wherein the insulating layer includes an inorganic material. The light emitting diode and a display device including the same show improved life characteristics and emission efficiency properties.
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