公开(公告)号：US20230006137A1

公开(公告)日：2023-01-05

申请号：US17539417

申请日：2021-12-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Juhyun KIM ,  Sangmo KIM ,  Sungho NAM ,  Dmitry ANDROSOV ,  Yongsik JUNG ,  Sangyeon HWANG ,  Jiwhan KIM ,  Sooghang IHN ,  Soonok JEON ,  Hyeonho CHOI

IPC: H01L51/00 ,  C09K11/06 ,  C07F5/02 ,  H01L51/50

Abstract: Provided are a polycyclic compound represented by Formula 1, an organic light-emitting device including the polycyclic compound, and an electronic apparatus including the organic light-emitting device: Formula 1 may be understood by referring to the description of Formula 1 provided herein.

公开(公告)号：US20210284906A1

公开(公告)日：2021-09-16

申请号：US17002953

申请日：2020-08-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sungho NAM ,  Sangmo KIM ,  Jongsoo KIM ,  Jiwhan KIM ,  Minsik MIN ,  Youngmok SON ,  Hasup LEE ,  Sooghang IHN ,  Hyeonho CHOI

IPC: C09K11/06 ,  C09K11/02 ,  H01L51/00

Abstract: Provided is an organic light-emitting device including an emission layer which includes a host, a fluorescent emitter, and a sensitizer, wherein the host, the fluorescent emitter, and the sensitizer are different from each other, a ratio of a fluorescence component emitted from the fluorescent emitter with respect to total emission components emitted from the emission layer is about 70% or more, and the absolute value of the difference between the highest occupied molecular orbital (HOMO) energy level of the fluorescent emitter and the HOMO energy level of the sensitizer is 0.5 eV or less.

公开(公告)号：US20230165136A1

公开(公告)日：2023-05-25

申请号：US18048113

申请日：2022-10-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jong Soo KIM ,  Sooghang IHN ,  Sungho NAM ,  Eunsuk KWON ,  Hwangsuk KIM ,  Yeonsook CHUNG ,  Yongsik JUNG ,  Hyeonho CHOI ,  Minsik MIN ,  Hyejin BAE

IPC: H01L51/00 ,  C09K11/06

CPC classification number: H01L51/0094 ,  H01L51/0087 ,  C09K11/06 ,  H01L51/008 ,  H01L51/5012

Abstract: Provided is an organic light-emitting device including: a first electrode; a second electrode facing the first electrode; and an emission layer between the first electrode and the second electrode and including a host and a phosphorescent dopant, wherein a photoluminescence (PL) spectrum of the emission layer may include a first peak (Imax) having a maximum intensity and a second peak (I2nd) having a second highest intensity, and a rate of change of an intensity of the second peak of the emission layer may be greater than 0 percent (%) of an intensity of a second peak of a PL spectrum of the phosphorescent dopant.

公开(公告)号：US20230165130A1

公开(公告)日：2023-05-25

申请号：US17573736

申请日：2022-01-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangmo KIM ,  Yongsik JUNG ,  Eunsuk KWON ,  Juhyun KIM ,  Yusuke MARUYAMA ,  Eunkyung LEE ,  Inkoo KIM ,  Sungho NAM ,  Youngmok SON ,  Sooghang IHN

IPC: H01L51/00 ,  C07F5/02 ,  C09K11/06 ,  H01L51/50

CPC classification number: H01L51/008 ,  C07F5/027 ,  C09K11/06 ,  H01L51/5016 ,  C09K2211/10 ,  H01L51/5028

Abstract: Provided are a heterocyclic compound represented by Formula 1-1 or 1-2, an organic light-emitting device including the heterocyclic compound, and an electronic apparatus including the organic light-emitting device:






wherein Formulae 1-1 and 1-2 are respectively the same as described in the present specification.

公开(公告)号：US20220093878A1

公开(公告)日：2022-03-24

申请号：US17202464

申请日：2021-03-16

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jong Soo KIM ,  Jiwhan KIM ,  Hyeonho CHOI ,  Hosuk KANG ,  Sangmo KIM ,  Juhyun KIM ,  Joonghyuk KIM ,  Sungho NAM ,  Yusuke MARUYAMA ,  Minsik MIN ,  Sangho PARK ,  Hyejin BAE ,  Sooghang IHN ,  Soonok JEON ,  Yongsik JUNG ,  Kyeongsik JU ,  Hyesung CHOI

IPC: H01L51/00

Abstract: Provided is an organic light-emitting device including an emission layer that includes a host, a sensitizer, and an emitter.

公开(公告)号：US20230174560A1

公开(公告)日：2023-06-08

申请号：US17749462

申请日：2022-05-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Eunsuk Kwon ,  Sangmo KIM ,  Juhyun KIM ,  Hwang Suk KIM ,  Yusuke MARUYAMA ,  Eunkyung LEE ,  Yongsik JUNG ,  Jiwhan KIM ,  Sungho NAM ,  Youngmok SON ,  Daun Jeong

IPC: C07F7/08 ,  H01L51/00 ,  H01L51/50

CPC classification number: C07F7/0832 ,  H01L51/0094 ,  H01L51/5072 ,  H01L51/5056

Abstract: Provided are a heterocyclic compound represented by Formula 1 below, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device:






wherein, Formula 1 is the same as described in the present specification.

公开(公告)号：US20230097701A1

公开(公告)日：2023-03-30

申请号：US17860399

申请日：2022-07-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jong Soo KIM ,  Eunsuk KWON ,  Hwang Suk KIM ,  Yeon Sook CHUNG ,  Yongsik JUNG ,  Soonok JEON ,  Hyeongmin KIM ,  Heechoon AHN ,  Hyunah UM ,  Yeseul LEE ,  Hosuk KANG ,  Joonghyuk KIM ,  Jiwhan KIM ,  Sungho NAM ,  Sangho PARK ,  Youngmok SON ,  Sooghang IHN ,  Hyeonho CHOI

IPC: H01L51/00 ,  C09K11/06

Abstract: An organic light-emitting device including: a first electrode and a second electrode each having a surface opposite the other; and an intermediate layer disposed between the first electrode and the second electrode, the intermediate layer including a first compound and a second compound, wherein the first compound includes a first silyl group-containing group and at least two carbazole-derived groups, wherein one carbazole-derived group of the at least two carbazole-derived groups is bonded via a N atom to another carbazole-derived group, the second compound includes a second silyl group-containing group, a triazine group, and a carbazole-derived group, and at least one of the first compound or the second compound has a triplet (T1) energy level of 2.81 eV or more.

公开(公告)号：US20220149287A1

公开(公告)日：2022-05-12

申请号：US17239871

申请日：2021-04-26

Applicant: Samsung Electronics Co., Ltd. ,  Research & Business Foundation SUNGKYUNKWAN UNIVERSITY

Inventor： Jiwhan KIM ,  Kyunghyung LEE ,  Junyeob LEE ,  Soonok JEON ,  Eunsuk KWON ,  Jong Soo KIM ,  Joonghyuk KIM ,  Sungho NAM ,  Yusuke MARUYAMA ,  Dmitry ANDROSOV ,  Hasup LEE ,  Sooghang IHN ,  Yeonsook CHUNG ,  Hyeonho CHOI

IPC: H01L51/00

Abstract: Provided is an organic light-emitting device including an emission layer including a first compound, a second compound, a third compound, and a fourth compound, each satisfying a certain condition.

公开(公告)号：US20240023438A1

公开(公告)日：2024-01-18

申请号：US18151703

申请日：2023-01-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Eunkyung LEE ,  Yongsik JUNG ,  Sangmo KIM ,  Yusuke MARUYAMA ,  Jiwhan KIM ,  Sungho NAM ,  Sooghang IHN ,  Daun JEONG

IPC: H10K85/60 ,  C07F5/02 ,  C09K11/06

CPC classification number: H10K85/658 ,  C07F5/027 ,  C09K11/06 ,  H10K50/11

Abstract: Provided are a condensed cyclic compound represented by Formula 1, a light-emitting device including the condensed cyclic compound, and an electronic apparatus including the light-emitting device:




The detailed description of Formula 1 is the same as described in the specification.

公开(公告)号：US20230363256A1

公开(公告)日：2023-11-09

申请号：US18311579

申请日：2023-05-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jong Soo KIM ,  Giwook KANG ,  Eunsuk KWON ,  Joonghyuk KIM ,  Hwang Suk KIM ,  Sungho NAM ,  Minsik MIN ,  Youngjin PARK ,  Hyejin BAE ,  Eunhye AN ,  Heechoon AHN ,  Hyunah UM ,  Joonghee WON ,  Dongjin JANG ,  Daun JEONG ,  Yeon Sook CHUNG ,  Yongsik JUNG ,  Eunjeong CHOI ,  Hyesung CHOI

IPC: H10K85/40 ,  H10K85/60 ,  H10K85/30

CPC classification number: H10K85/40 ,  H10K85/654 ,  H10K85/346 ,  H10K2101/10

Abstract: There are provided a composition, a light-emitting device including the composition, and an electronic apparatus including the light-emitting device, wherein the composition includes a first compound including at least one pyrrole-containing condensed cyclic group and a silicon-containing group, and not including an electron-transporting moiety, and a second compound including an azine group including at least one nitrogen, and not including a silicon-containing group.