公开(公告)号：US11917899B2

公开(公告)日：2024-02-27

申请号：US17193078

申请日：2021-03-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Masashi Tsuji ,  Takahiro Fujiyama ,  Yusaku Konishi ,  Dae Young Chung ,  Fumiaki Kato ,  Jaejun Chang ,  Keigo Furuta ,  Takao Motoyama ,  Eun Joo Jang ,  Hyo Sook Jang ,  Tae Ho Kim ,  Tomoyuki Kikuchi ,  Yuho Won

IPC: H10K85/10 ,  C09K11/06 ,  C08G61/12 ,  H10K50/15 ,  H10K50/17

CPC classification number: H10K85/115 ,  C08G61/12 ,  C09K11/06 ,  H10K85/151 ,  C08G2261/124 ,  C08G2261/147 ,  C08G2261/148 ,  C08G2261/1412 ,  C08G2261/18 ,  C08G2261/228 ,  C08G2261/312 ,  C08G2261/3142 ,  C08G2261/3162 ,  C08G2261/95 ,  C09K2211/1416 ,  C09K2211/1425 ,  C09K2211/1433 ,  H10K50/15 ,  H10K50/17

Abstract: An arylamine-fluorene alternating copolymer having a structural unit (A) is represented by Chemical Formula (1):




wherein Chemical Formula (1) is the same as described in the detailed description.

公开(公告)号：US11910697B2

公开(公告)日：2024-02-20

申请号：US17470884

申请日：2021-09-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Fumiaki Kato ,  Masashi Tsuji ,  Takao Motoyama ,  Yusaku Konishi ,  Keigo Furuta ,  Takahiro Fujiyama ,  Tae Ho Kim ,  Won Sik Yoon ,  Ha Il Kwon ,  Dae Young Chung ,  Eun Joo Jang

IPC: H10K85/10 ,  C08G61/10 ,  C08L65/02 ,  H10K50/15 ,  H10K50/17

CPC classification number: H10K85/111 ,  C08G61/10 ,  C08L65/02 ,  C08G2261/11 ,  C08G2261/148 ,  C08G2261/149 ,  C08G2261/1434 ,  C08G2261/312 ,  C08G2261/3142 ,  C08G2261/95 ,  H10K50/15 ,  H10K50/17

Abstract: A copolymer having a structural unit represented by Chemical Formula 1 is provided. The copolymer may improve performance, e.g., luminous efficiency, of an electroluminescence device.




In Chemical Formula 1, the definition of each substituent is as described in the detailed description.

公开(公告)号：US11591515B2

公开(公告)日：2023-02-28

申请号：US16427561

申请日：2019-05-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Tae Ho Kim ,  Chan Su Kim ,  Jaejun Chang ,  Eun Joo Jang ,  Hongkyu Seo

IPC: C09K11/06 ,  H01L51/00 ,  H01L51/50 ,  H01L33/06 ,  C09K11/02 ,  B82Y20/00

Abstract: A semiconductor nanocrystal-ligand composite that includes a semiconductor nanocrystal and a ligand layer including an organic ligand coordinated on the surface of the semiconductor nanocrystal, wherein the organic ligand includes a moiety having a conjugation structure, and a first functional group (X) and a second functional group (Y) linked to the moiety having a conjugation structure, wherein the first functional group (X) is bound to the surface of the semiconductor nanocrystal and the second functional group (Y) is present at an ortho position with respect to the first functional group (X).

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：US10818858B2

公开(公告)日：2020-10-27

申请号：US16058176

申请日：2018-08-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Ho Kim ,  Chan Su Kim ,  Kun Su Park ,  Eun Joo Jang ,  Sung Woo Kim ,  Hongkyu Seo

IPC: H01L29/06 ,  H01L51/50 ,  H01L51/56 ,  H01L51/52 ,  H01L51/00

Abstract: An electroluminescent device and a display device including the same are disclosed. The electroluminescent device includes a first electrode, an electron transport layer disposed on the first electrode and including inorganic oxide particles, a self-assembled monolayer disposed on the electron transport layer, an emission layer disposed on the self-assembled monolayer and including light emitting particles, a hole transport layer disposed on the emission layer, and a second electrode disposed on the hole transport layer.

公开(公告)号：US10396306B2

公开(公告)日：2019-08-27

申请号：US15970252

申请日：2018-05-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sung Woo Kim ,  Tae Ho Kim ,  Kun Su Park ,  Chan Su Kim ,  Eun Joo Jang

IPC: H01L51/54 ,  H01L51/50 ,  G09G3/3208 ,  H05B33/20 ,  H01L51/52

Abstract: An electroluminescent device, a method of manufacturing the same, and a display device including the same are disclosed. The electroluminescent device 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 at least two light emitting particles; a first electron transport layer disposed on the emission layer and including at least two inorganic-organic composite particles; a second electron transport layer disposed on the first electron transport layer and including at least two inorganic oxide particles; and a second electrode disposed on the second electron transport layer, wherein the first electron transport layer has a lower work function than the second electron transport layer.

公开(公告)号：US10198828B2

公开(公告)日：2019-02-05

申请号：US15713871

申请日：2017-09-25

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hyun Woo Park ,  Woo Jin Jun ,  Hyun Sang Jung ,  Hun Taek Han ,  Hyuk Kang ,  Tae Ho Kim ,  Tae Gun Park ,  Gyu Cheol Choi

IPC: G06K9/00 ,  H04W4/02 ,  G06T7/73 ,  H04N1/00

Abstract: An electronic device is provided. The electronic device includes a camera, a communication circuit configured to communicate with an external electronic device, and a processor. The processor is configured to obtain an image using the camera, verify location information of the image, obtain identification information of the external electronic device from the external electronic device if the location information of the image is not verified, and determine the location information of the image based on the identification information of the external electronic device.

公开(公告)号：US11925044B2

公开(公告)日：2024-03-05

申请号：US17944394

申请日：2022-09-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Ho Kim ,  Won Sik Yoon ,  Jeong Hee Lee ,  Eun Joo Jang ,  Oul Cho

IPC: H10K50/115 ,  H10K50/81 ,  H10K50/84 ,  H10K59/00 ,  H10K71/00 ,  H10K102/10

CPC classification number: H10K50/115 ,  H10K50/81 ,  H10K50/84 ,  H10K71/00 ,  H10K59/00 ,  H10K2102/103

Abstract: 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 including a quantum dot, an electron auxiliary layer disposed between the emissive layer and the second electrode and including a plurality of nanoparticles, and a polymer layer between a portion of the second electrode and the electron auxiliary layer, wherein the nanoparticles include a metal oxide including zinc, wherein the second electrode has a first surface facing a surface of the electron auxiliary layer and a second surface opposite to the first surface, and the polymer layer is disposed on a portion of the second surface and a portion of the surface of the electron auxiliary layer, and wherein the polymer layer includes a polymerization product of a thiol compound and an unsaturated compound having at least two carbon-carbon unsaturated bonds.

公开(公告)号：US11910629B2

公开(公告)日：2024-02-20

申请号：US18076495

申请日：2022-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Chan Su Kim ,  Kun Su Park ,  Tae Ho Kim ,  Eun Joo Jang ,  Dae Young Chung

IPC: H01L51/52 ,  H01L27/32 ,  H10K50/115 ,  H10K50/15 ,  H10K50/155 ,  H10K71/00 ,  H10K71/13 ,  H10K102/00

CPC classification number: H10K50/115 ,  H10K50/15 ,  H10K50/155 ,  H10K50/156 ,  H10K71/00 ,  H10K71/135 ,  H10K2102/331

Abstract: A light emitting device including a first electrode, a second electrode, a quantum dot layer disposed between the first electrode and the second electrode and a first auxiliary layer disposed between the quantum dot layer and the first electrode, wherein the first auxiliary layer includes nickel oxide nanoparticles having an average particle diameter of less than or equal to about nanometers (nm) and an organic ligand, a method of manufacturing the light emitting device, and a display device including the same.

公开(公告)号：US11667119B2

公开(公告)日：2023-06-06

申请号：US17394698

申请日：2021-08-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Tae Ho Kim ,  Eun Joo Jang ,  Tae Hyung Kim ,  Hyo Sook Jang ,  You Jung Chung

IPC: B41J1/16 ,  B41J2/16 ,  B41J2/045 ,  H01L21/56

CPC classification number: B41J2/164 ,  B41J2/0458 ,  B41J2/04581 ,  B41J2/1601 ,  H01L21/56 ,  B41J2/1603 ,  B41J2/1604

Abstract: An inkjet printhead includes a head body in which a first fine channel that is connected to an ink inlet and thus guides an inflow of ink, a second fine channel that is disposed below the first fine channel, communicated with the first fine channel through a connection via hole, and guides an outflow of the ink by being connected to an ink outlet, and a nozzle that is opened downward from the second fine channel are defined, and a micro heater that is disposed closer to the connection via hole in an upper portion of the first fine channel than to an end of the first fine channel where the first fine channel is connected to the ink inlet or an end of the second fine channel where the second fine channel is connected to the ink outlet.