公开(公告)号：US20170154931A1

公开(公告)日：2017-06-01

申请号：US15290796

申请日：2016-10-11

Applicant: Samsung Display Co., Ltd.

Inventor： Byeongwook Yoo ,  Jiyoung Kwon ,  Yoonmo Song ,  Jihwan Yoon ,  Sangwoo Pyo

IPC: H01L27/32 ,  H01L51/50 ,  H01L51/52

CPC classification number: H01L27/3206 ,  H01L27/3211 ,  H01L51/0052 ,  H01L51/0055 ,  H01L51/0058 ,  H01L51/0059 ,  H01L51/006 ,  H01L51/0072 ,  H01L51/0073 ,  H01L51/0074 ,  H01L51/0094 ,  H01L51/5056 ,  H01L51/5096 ,  H01L51/5218 ,  H01L51/5234 ,  H01L51/5265 ,  H01L2251/558

Abstract: An organic light-emitting device including: a plurality of first electrodes that are respectively patterned according to first, second, and third sub-pixels; a second electrode facing the plurality of first electrodes; a plurality of emission layers between the plurality of first electrodes and the second electrode; a hole transport region between the plurality of first electrodes and the plurality of emission layers; and at least one selected from a first auxiliary layer and a second auxiliary layer. The first auxiliary layer may be between the hole transport region and the first emission layer, the second auxiliary layer may be between the hole transport region and the second emission layer, and at least one selected from the first auxiliary layer and the second auxiliary layer may include a first compound represented by Formula 1:

公开(公告)号：US12063857B2

公开(公告)日：2024-08-13

申请号：US18160631

申请日：2023-01-27

Applicant: Samsung Display Co., LTD.

Inventor： Jaeyong Lee ,  Taekyung Kim ,  Minkyung Kim ,  Seulong Kim ,  Pilgu Kang ,  Jiyoung Kwon ,  Soonchul Chang ,  Jaehoon Hwang

IPC: H10K85/60 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/19 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K85/6572 ,  H10K50/11 ,  H10K85/615 ,  H10K85/626 ,  H10K85/631 ,  H10K85/636 ,  H10K85/654 ,  H10K50/15 ,  H10K50/16 ,  H10K50/19 ,  H10K2101/30 ,  H10K2101/40

Abstract: Provided are an organic-light-emitting device and a display apparatus including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including at least one light-emitting unit, wherein the at least one light-emitting unit includes: an emission layer; and a hole transport region between the first electrode and the emission layer and including a first hole transport (HT) layer, the emission layer includes a host, the first HT layer includes a first compound, a minimum bond dissociation energy (BDE1HT) of the first compound is larger than a triplet energy (T1,host) of the host, and a minimum bond dissociation energy (BDEhost) of the host is larger than the triplet energy (T1,host) of the host.

公开(公告)号：US20190296091A1

公开(公告)日：2019-09-26

申请号：US16435335

申请日：2019-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Byeongwook Yoo ,  Jiyoung Kwon ,  Yoonmo Song ,  Jihwan Yoon ,  Sangwoo Pyo

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/50 ,  H01L51/00

Abstract: An organic light-emitting device including: a plurality of first electrodes that are respectively patterned according to first, second, and third sub-pixels; a second electrode facing the plurality of first electrodes; a plurality of emission layers between the plurality of first electrodes and the second electrode; a hole transport region between the plurality of first electrodes and the plurality of emission layers; and at least one selected from a first auxiliary layer and a second auxiliary layer. The first auxiliary layer may be between the hole transport region and the first emission layer, the second auxiliary layer may be between the hole transport region and the second emission layer, and at least one selected from the first auxiliary layer and the second auxiliary layer may include a first compound represented by Formula 1:

公开(公告)号：US10720473B2

公开(公告)日：2020-07-21

申请号：US16435335

申请日：2019-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Byeongwook Yoo ,  Jiyoung Kwon ,  Yoonmo Song ,  Jihwan Yoon ,  Sangwoo Pyo

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: An organic light-emitting device including: a plurality of first electrodes that are respectively patterned according to first, second, and third sub-pixels; a second electrode facing the plurality of first electrodes; a plurality of emission layers between the plurality of first electrodes and the second electrode; a hole transport region between the plurality of first electrodes and the plurality of emission layers; and at least one selected from a first auxiliary layer and a second auxiliary layer. The first auxiliary layer may be between the hole transport region and the first emission layer, the second auxiliary layer may be between the hole transport region and the second emission layer, and at least one selected from the first auxiliary layer and the second auxiliary layer may include a first compound represented by Formula 1:

公开(公告)号：US10361252B2

公开(公告)日：2019-07-23

申请号：US15290796

申请日：2016-10-11

Applicant: Samsung Display Co., Ltd.

Inventor： Byeongwook Yoo ,  Jiyoung Kwon ,  Yoonmo Song ,  Jihwan Yoon ,  Sangwoo Pyo

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L51/50

Abstract: An organic light-emitting device including: a plurality of first electrodes that are respectively patterned according to first, second, and third sub-pixels; a second electrode facing the plurality of first electrodes; a plurality of emission layers between the plurality of first electrodes and the second electrode; a hole transport region between the plurality of first electrodes and the plurality of emission layers; and at least one selected from a first auxiliary layer and a second auxiliary layer. The first auxiliary layer may be between the hole transport region and the first emission layer, the second auxiliary layer may be between the hole transport region and the second emission layer, and at least one selected from the first auxiliary layer and the second auxiliary layer may include a first compound represented by Formula 1:

公开(公告)号：US11569454B2

公开(公告)日：2023-01-31

申请号：US16813539

申请日：2020-03-09

Applicant: Samsung Display Co., Ltd.

Inventor： Jaeyong Lee ,  Taekyung Kim ,  Minkyung Kim ,  Seulong Kim ,  Pilgu Kang ,  Jiyoung Kwon ,  Soonchul Chang ,  Jaehoon Hwang

IPC: H01L51/00 ,  H01L51/50 ,  H01L51/52

Abstract: Provided are an organic-light-emitting device and a display apparatus including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including at least one light-emitting unit, wherein the at least one light-emitting unit includes: an emission layer; and a hole transport region between the first electrode and the emission layer and including a first hole transport (HT) layer, the emission layer includes a host, the first HT layer includes a first compound, a minimum bond dissociation energy (BDE1HT) of the first compound is larger than a triplet energy (T1,host) of the host, and a minimum bond dissociation energy (BDEhost) of the host is larger than the triplet energy (T1,host) of the host.

公开(公告)号：US11414430B2

公开(公告)日：2022-08-16

申请号：US16514854

申请日：2019-07-17

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Seulong Kim ,  Sunwoo Kang ,  Pilgu Kang ,  Jiyoung Kwon ,  Taekyung Kim ,  Soonchul Chang ,  Dahye Cho

IPC: C07D519/00 ,  H01L51/00 ,  H01L51/50

Abstract: A condensed cyclic compound is represented by Formula 1. An organic light-emitting device includes: a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode and comprising an emission layer, the organic layer including the condensed cyclic compound represented by Formula 1. A display apparatus includes: a thin-film transistor comprising a source electrode, a drain electrode, and an active layer; and the organic light-emitting device.

公开(公告)号：US11335857B2

公开(公告)日：2022-05-17

申请号：US16677576

申请日：2019-11-07

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong Kim ,  Pilgu Kang ,  Jiyoung Kwon ,  Taekyung Kim ,  Soon-Chul Chang

IPC: H01L51/50 ,  H01L51/00 ,  C07C15/28 ,  C07D213/06 ,  C09K11/06 ,  H01L27/32 ,  H01L51/52

Abstract: Provided are an organic electroluminescence device and a display device including the same. The organic electroluminescence device includes a polycyclic compound represented by Formula 1 in a hole blocking layer and at least one of a first light emitting layer and an electron transport layer, wherein each of Y1 to Y5 and Y11 to Y15 is independently CH or N, at least four of Y1 to Y5 are CH, at least four of Y11 to Y15 are CH, and R1, R2, and R3 are as disclosed in the description.

公开(公告)号：US11925045B2

公开(公告)日：2024-03-05

申请号：US16881591

申请日：2020-05-22

Applicant: Samsung Display Co., Ltd.

Inventor： Seulong Kim ,  Taekyung Kim ,  Pilgu Kang ,  Jiyoung Kwon ,  Eungyoung Park ,  Jiyoung Song ,  Soon-Chul Chang ,  Dongseob Jeong

IPC: H10K50/13 ,  H10K50/18 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/805 ,  H10K59/32

CPC classification number: H10K50/13 ,  H10K50/156 ,  H10K50/157 ,  H10K50/166 ,  H10K50/171 ,  H10K50/18 ,  H10K50/805 ,  H10K59/32

Abstract: A light emitting device includes a first electrode, a first stack on the first electrode, a first charge generation layer on the first stack, a second stack on the first charge generation layer, and a second electrode on the second stack. The first stack includes a first light emitting layer and a plurality of first organic layers, and the second stack includes a second light emitting layer and a plurality of second organic layers. Among the plurality of first organic layers and the plurality of second organic layers, at least one of organic layers adjacent to the first light emitting layer and the second light emitting layer includes a light emitting material.

公开(公告)号：US11889756B2

公开(公告)日：2024-01-30

申请号：US16518346

申请日：2019-07-22

Applicant: Samsung Display Co., Ltd.

Inventor： Taekyung Kim ,  Sunwoo Kang ,  Pilgu Kang ,  Jiyoung Kwon ,  Soonchul Chang ,  Jaehoon Hwang

IPC: H10K85/60 ,  C09K11/06 ,  C07D471/06 ,  C07D471/16 ,  H10K50/11 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K50/18 ,  H10K50/155 ,  H10K59/123 ,  H10K101/10

CPC classification number: H10K85/6572 ,  C07D471/06 ,  C07D471/16 ,  C09K11/06 ,  H10K85/615 ,  C09K2211/1018 ,  H10K50/11 ,  H10K50/15 ,  H10K50/155 ,  H10K50/16 ,  H10K50/17 ,  H10K50/171 ,  H10K50/18 ,  H10K59/123 ,  H10K2101/10

Abstract: Provided are an organic light-emitting device having improved luminescent efficiency and a compound.