公开(公告)号：US20240306487A1

公开(公告)日：2024-09-12

申请号：US18599023

申请日：2024-03-07

Applicant: Samsung Display Co., Ltd.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06 ,  H10K50/12

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  C09K2211/1044 ,  C09K2211/185 ,  H10K50/12

Abstract: An organic light-emitting device including an organometallic compound represented by Formula 1, and an electronic apparatus including the organic light-emitting device are provided.

公开(公告)号：US20250087156A1

公开(公告)日：2025-03-13

申请号：US18776356

申请日：2024-07-18

Applicant: Samsung Display Co., LTD.

Inventor： Jiyoung Lee ,  Sohae Kim ,  Jisong Chae ,  Sanggu Lee ,  Yongwoo Lee ,  Hyunguk Cho ,  Hyunyoung Choi

IPC: G09G3/3233

Abstract: A pixel includes a first transistor configured to output, to an output terminal, a driving current corresponding to an amplitude of a data voltage, a second transistor connected between a gate of the first transistor and a data line, a third transistor connected between the first transistor and the second transistor, a fourth transistor connected between the first transistor and a driving voltage line, a light-emitting diode connected to the first transistor, a first capacitor connected between the gate of the first transistor and the third transistor, and a second capacitor connected between the third transistor and the driving voltage line.

公开(公告)号：US20230380262A1

公开(公告)日：2023-11-23

申请号：US18319588

申请日：2023-05-18

Applicant: Samsung Display Co., LTD.

Inventor： Gyeongheon Kim ,  Hyojoo Jung ,  Sohae Kim ,  Jihye Kim ,  Saerom Park ,  Dongsun Yoo ,  Jintaek Cho ,  Jinyoung Choi

IPC: H10K85/30 ,  H10K85/60

CPC classification number: H10K85/342 ,  H10K85/654 ,  H10K50/11

Abstract: Embodiments provide a light-emitting device, an electronic device including the same, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes a hole transport region and an emission layer; the hole transport region is disposed between the first electrode and the emission layer; the hole transport region includes a first layer, which directly contacts the emission layer; the emission layer includes a first host and a first emitter; the first emitter emits first light having a first emission spectrum; and the first layer includes a first material.

公开(公告)号：US20240279539A1

公开(公告)日：2024-08-22

申请号：US18420614

申请日：2024-01-23

Applicant: Samsung Display Co., Ltd.

Inventor： Dongsun Yoo ,  Donguk Kang ,  Gyeongheon Kim ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Yongsub Shim

IPC: C09K11/06 ,  C07B59/00 ,  C09K11/02 ,  H10K85/20 ,  H10K85/30 ,  H10K85/60

CPC classification number: C09K11/06 ,  C07B59/004 ,  C09K11/02 ,  H10K85/20 ,  H10K85/342 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  C07B2200/05 ,  C09K2211/1033 ,  C09K2211/1037

Abstract: An organometallic compound includes iridium and a first ligand, where the first ligand is a bidentate ligand including Y1-containing ring B1 and Y2-containing ring B2, the Y1-containing ring B1 and Y2-containing ring B2 are each independently a polycyclic group in which three or more monocyclic groups are condensed together, Y1 is nitrogen bonded to iridium and Y2 is carbon bonded to iridium, and the organometallic compound is to emit red light. In addition, there are provided a light-emitting device including the organometallic compound, and an electronic apparatus and an electronic device, each including the light-emitting device.

公开(公告)号：US20240206321A1

公开(公告)日：2024-06-20

申请号：US18507631

申请日：2023-11-13

Applicant: Samsung Display Co., Ltd.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

IPC: H10K85/30 ,  C09K11/06 ,  G02F1/1335 ,  H10K85/60

CPC classification number: H10K85/346 ,  C09K11/06 ,  G02F1/133514 ,  H10K85/615 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574 ,  H10K2101/10

Abstract: A light-emitting device includes an organometallic compound represented by Formula 1, an electronic apparatus includes the light-emitting device, and the organometallic compound is represented by Formula 1 below:




wherein the detailed description of Formula 1 is provided herein.

公开(公告)号：US20240206319A1

公开(公告)日：2024-06-20

申请号：US18495363

申请日：2023-10-26

Applicant: Samsung Display Co., Ltd.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  H10K50/11

Abstract: A light-emitting device includes an organometallic compound represented by Formula 1 and an electronic apparatus includes the light-emitting device. Also, an organometallic compound is represented by Formula 1:




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

公开(公告)号：US20240190905A1

公开(公告)日：2024-06-13

申请号：US18323291

申请日：2023-05-24

Applicant: Samsung Display Co., LTD.

Inventor： Dongsun Yoo ,  Sooryun Cho ,  Gyeongheon Kim ,  Sohae Kim ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park ,  Yongsub Shim

IPC: C07F15/00 ,  H10K50/11 ,  H10K50/30 ,  H10K85/30

CPC classification number: C07F15/0033 ,  H10K50/11 ,  H10K50/30 ,  H10K85/342

Abstract: Provided are an organometallic compound, a light-emitting device including the same, and an electronic apparatus and electronic equipment that include the light-emitting device. The organometallic compound includes iridium and emits a first light, wherein a photoluminescence (PL) spectrum of the first light has a first peak (Imax) having a maximum intensity and a second peak (I2nd) having a second highest intensity, and the organometallic compound satisfies Condition 1 and at least one selected from Conditions 2 and 3: Condition 1: a wavelength of the first peak is in a range of 515 nm to 530 nm; Condition 2: an intensity of the second peak is at least 40% and not more than 60% compared to an intensity of the first peak; and Condition 3: a reorganization energy value of the organometallic compound is less than or equal to 0.22 eV.

公开(公告)号：US20230225189A1

公开(公告)日：2023-07-13

申请号：US18095978

申请日：2023-01-11

Applicant: Samsung Display Co., Ltd.

Inventor： Sohae Kim ,  Sooryun Cho ,  Jihye Kim ,  Hoilim Kim ,  Dongsun Yoo ,  Youngmi Cho ,  Gyeongheon Kim ,  Saerom Park

IPC: H10K85/30 ,  C09K11/06 ,  C07F15/00

CPC classification number: H10K85/346 ,  C09K11/06 ,  C07F15/0086 ,  C09K2211/185 ,  C09K2211/1029 ,  C09K2211/1044 ,  H10K50/12

Abstract: A light-emitting device includes an organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the organometallic compound represented by Formula 1 are provided:




wherein substituents of Formula 1 are the same as described in the present specification.

公开(公告)号：US20240251584A1

公开(公告)日：2024-07-25

申请号：US18398075

申请日：2023-12-27

Applicant: Samsung Display Co., Ltd.

Inventor： Gyeongheon Kim ,  Eunhwa Jang ,  Sohae Kim ,  Jihye Kim ,  Saerom Park ,  Dongsun Yoo ,  Jintaek Cho

IPC: H10K50/12 ,  H10K59/38 ,  H10K59/40 ,  H10K85/30 ,  H10K85/40 ,  H10K85/60 ,  H10K101/30 ,  H10K101/40

CPC classification number: H10K50/121 ,  H10K59/38 ,  H10K59/40 ,  H10K85/342 ,  H10K85/40 ,  H10K85/622 ,  H10K85/633 ,  H10K85/6572 ,  H10K85/6574 ,  H10K85/6576 ,  H10K85/658 ,  H10K2101/30 ,  H10K2101/40

Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes a hole transport region and an emission layer, the hole transport region is between the first electrode and the emission layer, the hole transport region includes a first layer in direct contact with the emission layer, the emission layer includes a first host and a first emitter. The first emitter is to emit first light having a peak emission wavelength of about 610 nm to about 720 nm. The first layer includes a first material. Both an absolute value of a highest occupied molecular orbital (HOMO) energy level of the first material and an absolute value of the HOMO energy level of the first emitter are greater than an absolute value of a HOMO energy level of the first host.

公开(公告)号：US20240180023A1

公开(公告)日：2024-05-30

申请号：US18359008

申请日：2023-07-26

Applicant: Samsung Display Co., LTD.

Inventor： Sohae Kim ,  Sooryun Cho ,  Gyeongheon Kim ,  Dongsun Yoo ,  Jihye Kim ,  Hoilim Kim ,  Saerom Park

IPC: H10K85/30 ,  C07F15/00 ,  C09K11/06

CPC classification number: H10K85/346 ,  C07F15/0086 ,  C09K11/06 ,  H10K50/11

Abstract: Provided are a light-emitting device including an organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the organometallic compound represented by Formula 1 below. The detailed description of Formula 1 is as described herein.