公开(公告)号：US20240213473A1

公开(公告)日：2024-06-27

申请号：US18539499

申请日：2023-12-14

Applicant: Samsung Electronics Co., Ltd. ,  UIF (University Industry Foundation), Yonsei University

Inventor： Kyounghwan Kim ,  Jonghyeok Park ,  Yonggun Lee ,  Kwanghee Kim ,  Jusik Kim

IPC: H01M4/583 ,  H01M4/04 ,  H01M4/70 ,  H01M10/0562

CPC classification number: H01M4/583 ,  H01M4/0407 ,  H01M4/70 ,  H01M10/0562 ,  H01M2004/021

Abstract: An anode-solid electrolyte sub-assembly for an all-solid secondary battery, the anode-solid electrolyte sub-assembly including: an anode current collector; a mixed ionic-electronic conductor structure disposed on a first side of the anode current collector, the mixed ionic-electronic conductor structure containing a mixed ionic-electronic conductor, and having a plurality of openings extending along a thickness direction; wherein the plurality of openings has a structure in which at least one end is open; an interlayer disposed on the mixed ionic-electronic conductor structure and opposite the anode current collector; and a solid electrolyte disposed on the interlayer and opposite the mixed ionic-electronic conductor structure, wherein the interlayer includes an interlayer material.

公开(公告)号：US11690242B2

公开(公告)日：2023-06-27

申请号：US17688201

申请日：2022-03-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Moon Gyu Han ,  Kwanghee Kim ,  Heejae Lee ,  Eun Joo Jang ,  Dae Young Chung

IPC: H01L51/52 ,  C09K11/88 ,  H01L51/00 ,  H01L51/50

CPC classification number: H01L51/5278 ,  C09K11/883 ,  H01L51/0072 ,  H01L51/502

Abstract: Provided are a light emitting device includes a first electrode and a second electrode facing each other; an emissive layer disposed between the first electrode and the second electrode and a display device including the same. The emissive layer comprises: a first emission layer disposed on the first electrode and having a hole transporting property; a second emission layer and a third emission layer disposed on the first emission layer; wherein the second emission layer comprises an organic compound having a bipolar transport property and the third emission layer has a composition different from the first emission layer and the second emission layer; wherein the first emission layer, the second emission layer, and the third emission layer comprises a plurality of quantum dots, and wherein the first emission layer, the second emission layer, and the third emission layer are configured to emit light of a same color.

公开(公告)号：US11444242B2

公开(公告)日：2022-09-13

申请号：US16701293

申请日：2019-12-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kwanghee Kim ,  Heejae Lee ,  Oul Cho ,  Tae Hyung Kim ,  Eun Joo Jang

IPC: H01L45/00 ,  H01L27/24

Abstract: A resistive memory device including a first electrode and a second electrode facing each other and a variable resistance layer disposed between the first electrode and the second electrode, wherein the variable resistance layer includes cadmium-free quantum dots (Cd-free quantum dots) and at least a portion of the Cd-free quantum dots include a Cd-free quantum dot including a halide anion on a surface of the Cd-free quantum dot, a method of manufacturing the same and an electronic device.

公开(公告)号：US11271190B2

公开(公告)日：2022-03-08

申请号：US16857727

申请日：2020-04-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Moon Gyu Han ,  Kwanghee Kim ,  Heejae Lee ,  Eun Joo Jang ,  Dae Young Chung

IPC: H01L51/52 ,  C09K11/88 ,  H01L51/00 ,  H01L51/50

Abstract: Provided are a light emitting device includes a first electrode and a second electrode facing each other; an emissive layer disposed between the first electrode and the second electrode and a display device including the same. The emissive layer comprises: a first emission layer disposed on the first electrode and having a hole transporting property; a second emission layer and a third emission layer disposed on the first emission layer; wherein the second emission layer comprises an organic compound having a bipolar transport property and the third emission layer has a composition different from the first emission layer and the second emission layer; wherein the first emission layer, the second emission layer, and the third emission layer comprises a plurality of quantum dots, and wherein the first emission layer, the second emission layer, and the third emission layer are configured to emit light of a same color.

公开(公告)号：US11038136B2

公开(公告)日：2021-06-15

申请号：US16811637

申请日：2020-03-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Moon Gyu Han ,  Dae Young Chung ,  Kwanghee Kim ,  Eun Joo Jang ,  Chan Su Kim ,  Kun Su Park ,  Won Sik Yoon

IPC: H01L51/50 ,  H01L51/56

Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode.

公开(公告)号：US10923668B2

公开(公告)日：2021-02-16

申请号：US17005392

申请日：2020-08-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kun Su Park ,  Kwanghee Kim ,  Tae Ho Kim ,  Eun Joo Jang ,  Won Sik Yoon

IPC: H01L51/00 ,  H01L51/50

Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same.
The electroluminescent device includes a first electrode, a hole transport layer disposed on the first electrode, an emission layer disposed on the hole transport layer and including light emitting particles, an electron transport layer disposed on the emission layer and including nanoparticles having electron transport capability, and a second electrode disposed on the electron transport layer, wherein at least a portion of the nanoparticles having electron transport capability include an inorganic oxide core represented by Chemical Formula 1, and a metal-organic compound chemically bound to the surface of the inorganic oxide core. MxOy  Chemical Formula 1

公开(公告)号：US12161005B2

公开(公告)日：2024-12-03

申请号：US17522316

申请日：2021-11-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kwanghee Kim ,  Hongkyu Seo ,  Won Sik Yoon ,  Oul Cho ,  Tae Hyung Kim ,  Jaeyong Lee ,  Eun Joo Jang

IPC: H01L51/50 ,  H10K50/11 ,  H10K50/115 ,  H10K71/12 ,  H10K85/40 ,  H10K101/30 ,  H10K101/40

Abstract: A light emitting device including a first electrode and a second electrode each having a surface opposite the other, a light emitting layer disposed between the first electrode and the second electrode, and an electronic auxiliary layer disposed between the light emitting layer and the second electrode, wherein the electron auxiliary layer includes metal oxide nanoparticles and an orthosilicate compound.

公开(公告)号：US11957046B2

公开(公告)日：2024-04-09

申请号：US16562601

申请日：2019-09-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Moon Gyu Han ,  Dae Young Chung ,  Kwanghee Kim ,  Eun Joo Jang ,  Chan Su Kim ,  Kun Su Park ,  Won Sik Yoon

IPC: H10K85/60 ,  H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K71/00 ,  H10K71/12 ,  H10K102/00

CPC classification number: H10K85/633 ,  H10K85/6572 ,  H10K50/115 ,  H10K50/15 ,  H10K50/16 ,  H10K50/17 ,  H10K71/00 ,  H10K71/12 ,  H10K2102/331 ,  H10K2102/351

Abstract: An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode.

公开(公告)号：US11765918B2

公开(公告)日：2023-09-19

申请号：US17007021

申请日：2020-08-31

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kun Su Park ,  Chan Su Kim ,  Kwanghee Kim ,  Eun Joo Jang

IPC: H10K50/115 ,  H10K50/16 ,  H10K50/17 ,  H10K102/00

CPC classification number: H10K50/115 ,  H10K50/16 ,  H10K50/171 ,  H10K2102/00

Abstract: A light emitting device includes an emission layer including a plurality of quantum dots, and an electron auxiliary layer disposed on the emission layer, the electron auxiliary layer to transport electrons to the emission layer, wherein the electron auxiliary layer includes a plurality of metal oxide nanoparticles, wherein the metal oxide nanoparticles include zinc and a dopant metal, wherein the dopant metal includes Mg, Mn, Ni, Sn, Al, Y, Ga, Zr, Ni, Li, Co, or a combination thereof, wherein the dopant metal in at least one of the metal oxide nanoparticles is included in the metal oxide nanoparticle to have a concentration gradient of the dopant metal.

公开(公告)号：US11706936B2

公开(公告)日：2023-07-18

申请号：US18048484

申请日：2022-10-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Kwanghee Kim ,  Moon Gyu Han ,  Eun Joo Jang ,  Hyo Sook Jang

IPC: H10K50/115 ,  C09K11/02 ,  C09K11/88 ,  H10K71/00 ,  B82Y40/00 ,  B82Y20/00

CPC classification number: H10K50/115 ,  C09K11/02 ,  C09K11/883 ,  H10K71/00 ,  B82Y20/00 ,  B82Y40/00

Abstract: A light emitting device including a first electrode and a second electrode spaced from each other, and, a light emitting film between the first electrode and the second electrode, wherein the light emitting film has a first surface facing the second electrode and a second surface opposite thereto, the light emitting film includes a quantum dot layer including a plurality of quantum dots and a matrix including a metal chalcogenide, the plurality of quantum dots includes selenium, the matrix covers at least a portion of the quantum dot layer, the metal chalcogenide comprises zinc and sulfur, and in an X-ray photoelectron spectroscopic analysis of the first surface of the light emitting film, a mole ratio of zinc with respect to selenium is greater than or equal to about 2:1 and a mole ratio of sulfur with respect to selenium is greater than or equal to about 1.1:1.