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：US20240251580A1

公开(公告)日：2024-07-25

申请号：US18401243

申请日：2023-12-29

Applicant: Samsung Display Co., Ltd.

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

IPC: H10K50/11 ,  C09K11/06 ,  H10K85/30 ,  H10K85/60

CPC classification number: H10K50/11 ,  C09K11/06 ,  H10K85/346 ,  H10K85/636 ,  H10K85/656 ,  C09K2211/185

Abstract: A light-emitting device, an electronic apparatus including the light-emitting device, and a consumer product including the light-emitting device are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer arranged between the first electrode and the second electrode and including an emission layer, and a capping layer arranged outside the first electrode or outside the second electrode. The emission layer includes a first emitter, the first emitter emits first light having a maximum emission wavelength of 470 nm or less, the first emitter includes platinum (Pt), and the capping layer includes an amine compound.

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：US11937451B2

公开(公告)日：2024-03-19

申请号：US17370324

申请日：2021-07-08

Applicant: Samsung Display Co., Ltd.

Inventor： Jongbeom Hong ,  Gunshik Kim ,  Yongsub Shim ,  Younho Han

IPC: H10K50/86 ,  G06F3/041 ,  H01L27/15 ,  H10K50/858 ,  H10K59/38 ,  H10K59/40 ,  G06F3/044 ,  H10K59/12

CPC classification number: H10K50/86 ,  G06F3/0412 ,  H01L27/156 ,  H10K50/858 ,  H10K50/865 ,  H10K59/38 ,  H10K59/40 ,  G06F3/044 ,  H10K59/12

Abstract: A display device includes a display layer disposed on a substrate and divided into an emission area from which light is emitted and a non-emission area adjacent to the emission area, a refractive layer disposed on the display layer and including a first light blocking pattern and a second light blocking pattern disposed on the first light blocking pattern, and a window disposed on the refractive layer.

公开(公告)号：US11805690B2

公开(公告)日：2023-10-31

申请号：US17235666

申请日：2021-04-20

Applicant: Samsung Display Co., Ltd.

Inventor： Jongbeom Hong ,  Reehyang Kim ,  Yongsub Shim ,  Youngjun Yoo

IPC: H01L51/52 ,  H10K59/30 ,  H10K50/86

CPC classification number: H10K59/30 ,  H10K50/865

Abstract: A display device includes: a first substrate including a first region, a second region adjacent to the first region, and a third region adjacent to the second region; a plurality of emission layers on the first substrate; a first anti-reflection layer on the plurality of emission layers, and to transmit a first colored light; a second anti-reflection layer on the plurality of emission layers, and to transmit a second colored light and a third colored light that are different from the first colored light; and a second substrate on the first anti-reflection layer and the second anti-reflection layer.

公开(公告)号：US20230225198A1

公开(公告)日：2023-07-13

申请号：US17933748

申请日：2022-09-20

Applicant: Samsung Display Co., Ltd.

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

IPC: H01L51/00 ,  H01L51/52 ,  C09K11/06

CPC classification number: H01L51/0061 ,  H01L51/5253 ,  H01L51/5275 ,  C09K11/06 ,  H01L51/0087 ,  H01L27/3244

Abstract: Provided is a light-emitting device and an electronic apparatus including the same. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; an interlayer between the first electrode and the second electrode and including an emission layer; and a capping layer, wherein the emission layer includes a first emitter, the first emitter emits a first light having a first emission spectrum, the capping layer is in a path along which the first light travels, an emission peak wavelength of the first light is about 520 nm to about 550 nm, the first emitter includes platinum, the capping layer includes an amine-containing compound, and a value of a ratio of CIEy to reflective index (RCR value) of the first light extracted to the outside through the capping layer is 38 or less, and the RCR value is calculated according to Equation 1.


CIEy/R(cap)×100  Equation 1

公开(公告)号：US20230225145A1

公开(公告)日：2023-07-13

申请号：US17963071

申请日：2022-10-10

Applicant: Samsung Display Co., Ltd.

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

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

CPC classification number: H01L51/5036 ,  H01L51/5275 ,  H01L51/0087

Abstract: A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a capping layer. The emission layer includes a first emitter, the first emitter emits a first light having a first emission spectrum, the capping layer is in a path on which the first light travels, an emission peak wavelength of the first light is about 510 nm to about 550 nm. The first emitter includes platinum, the capping layer includes an amine-free compound, and a value of a ratio of CIEy to a reflective index (RCR value) of the first light extracted to the outside through the capping layer is 38 or less, and the RCR value is calculated according to CIEy/R(cap)×100.