Patents by Inventor Youngkook Kim

Youngkook Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11078210
    Abstract: A a heterocyclic compound and an organic light-emitting device including the same are presented. The organic light-emitting device includes two electrodes and an organic layer between the electrodes that includes an emission layer and at least one heterocyclic compound, which is represented by the following Formula: wherein ring A1 is selected from a C5-C60 carbocyclic group and a C1-C60 heterocyclic group, X1 is O, S, or Se, and Li is selected from a substituted or unsubstituted C5-C60 carbocyclic group, a substituted or unsubstituted C1-C60 heterocyclic group, *—Si(Q1)(Q2)-*?, *—P(?O)(Q1)-*?, *—P(?O)2—*?, *—P(?S)(Q1)-*?, *—P(?S)2—*?, *—S(?O)(Q1)-*?, and *—S(?O)2—*?. Other variables in the Formula are defined, and more specific structures are disclosed in the specification.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: August 3, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Junha Park, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11055052
    Abstract: A display apparatus included in a wall display includes a first input interface, a first output interface, a second output interface, a plurality of display modules, and a processor configured to, based on an image signal being received through the first input interface, display an image corresponding to a position of the display apparatus on the wall display through the plurality of display modules based on the received image signal, and transmit the received image signal to a first display apparatus and a second display apparatus included in the wall display through the first output interface and the second output interface, respectively.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: July 6, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeongryeol Seo, Sangwon Kim, Youngkook Kim
  • Patent number: 11036455
    Abstract: An electronic apparatus includes an interface connected to a modular display apparatus, and a processor for transmitting an image signal to the modular display apparatus connected through the interface. The processor divides a plurality of display modules included in the modular display apparatus into a plurality of groups based on a vertical direction, divides the image signal into a plurality of image signals corresponding to the plurality of groups, and transmits the divided plurality of image signals to the plurality of groups.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: June 15, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangwon Kim, Youngkook Kim, Jeongryeol Seo, Hyewon Lee
  • Publication number: 20210139425
    Abstract: An organic light-emitting device includes a heterocyclic compound represented by Formula 1 as a thermally activated delayed fluorescence dopant, where D1 is a group represented by Formula 2 and Rw is selected from: —F, a cyano group, and a C1-C20 alkyl group substituted with at least one —F:
    Type: Application
    Filed: August 31, 2018
    Publication date: May 13, 2021
    Inventors: Munki SIM, Junha PARK, Jangyeol BAEK, Hyoyoung LEE, Soobyung KO, Youngkook KIM, Seokhwan HWANG
  • Patent number: 10998503
    Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer and at least one of the condensed cyclic compound.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: May 4, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junha Park, Munki Sim, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10991891
    Abstract: Provided are a condensed cyclic compound represented by the following formulas and an organic light-emitting device including the same. The organic lightemitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, where the organic layer may include an emission layer and at least one of the condensed cyclic compound described above.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: April 27, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Munki Sim, Junha Park, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang
  • Publication number: 20210104673
    Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The organic light-emitting device may include a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode. The organic layer may include the condensed cyclic compound represented by Formula 1: In Formula 1, rings A1, A2, and A3 may each be independently a C5-C60 carbocyclic group or a C2-C30 heterocyclic group, and n1 to n3 may each be independently 0 or 1, provided that the sum of n1, n2, and n3 is 1. In addition, the descriptions of X1, L1 to L9, a1 to a9, Ar1 to Ar6, b1 to b6, R1 to R3, and c1 to c3 are as defined in the present specification.
    Type: Application
    Filed: December 10, 2020
    Publication date: April 8, 2021
    Inventors: MIEUN JUN, JONGWOO KIM, YOUNGKOOK KIM, SEOKHWAN HWANG
  • Patent number: 10954254
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer comprising an emission layer comprising the heterocyclic compound of Formula 1 as a host or as a delayed fluorescent dopant.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: March 23, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heechoon Ahn, Soobyung Ko, Mieun Jun, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10937967
    Abstract: Provided is an amine-based compound represented by one of Formulae 1-1 and 1-2. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer disposed between the first electrode and the second electrode, where the organic layer includes an emission layer and at least one amine-based compound described above.
    Type: Grant
    Filed: May 1, 2018
    Date of Patent: March 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youngkook Kim, Jongwoo Kim, Jangyeol Baek, Eunjae Jeong, Sanghyun Han, Seokhwan Hwang
  • Publication number: 20210048969
    Abstract: Disclosed is a display apparatus and a control method thereof. The display apparatus includes a display group including a master display module and a plurality of slave display modules coupled by a Daisy Chain method, a first sensor equipped on the master display module, a second sensor equipped on at least one from the plurality of slave display modules, and a processor included in the master display module. The processor is configured to, based on sensing data obtained from the second sensor being received by the master display module through the Daisy Chain method, provide the received sensing data and sensing data obtained through the first sensor to an external apparatus.
    Type: Application
    Filed: March 31, 2020
    Publication date: February 18, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangwon KIM, Jeongryeol SEO, Youngkook KIM
  • Patent number: 10916715
    Abstract: An organometallic compound and an organic light-emitting device including the same are provided. The organometallic compound has Formula 1: wherein M is a third row transition metal, L1 is a ligand represented by Formula 2A and n1 is 1, 2, or 3, L2 is a ligand represented by Formula 2B and n2 is 0, 1, or 2. When n1 is two or more, two or more L1(s) are identical to or different from each other. When n2 is two or more, two or more L2(s) are identical to or different from each other. Details about Formula 2A and Formula 2B are provided.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: February 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soobyung Ko, Sungbum Kim, Youngkook Kim, Heechoon Ahn, Mieun Jun, Seokhwan Hwang
  • Patent number: 10916708
    Abstract: Provided are a condensed cyclic compound and an organic light-emitting device including the same. The organic light-emitting device may include a first electrode, a second electrode, and an organic layer disposed between the first electrode and the second electrode. The organic layer may include the condensed cyclic compound represented by Formula 1: In Formula 1, rings A1, A2, and A3 may each be independently a C5-C60 carbocyclic group or a C2-C30 heterocyclic group, and n1 to n3 may each be independently 0 or 1, provided that the sum of n1, n2, and n3 is 1. In addition, the descriptions of X1, L1 to L9, a1 to a9, Ar1 to Ar6, b1 to b6, R1 to R3, and c1 to c3 are as defined in the present specification.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: February 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Mieun Jun, Jongwoo Kim, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10907093
    Abstract: A condensed cyclic compound and a device including the same are provided. The compound has the structure wherein rings A1-A4 may independently be selected from a C5-C30 carbocyclic ring and a C2-C30 heterocyclic ring, R1 to R4 may independently be selected from Formula 2-1, Formula 2-2, hydrogen, deuterium (-D), —F, —Cl, —Br, —I, a hydroxyl group, a cyano group, a nitro group, an amidino group, a hydrazino group, a hydrazono group, a C1-C60 alkyl group, a C2-C60 alkenyl group, a C2-C60 alkynyl group, a C1-C60 alkoxy group, a C3-C10 cycloalkyl group, a C1-C10 heterocycloalkyl group, a C3-C10 cycloalkenyl group, a C1-C10 heterocycloalkenyl group, a C6-C60 aryl group, a C6-C60 aryloxy group, a C6-C60 arylthio group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, a monovalent non-aromatic condensed heteropolycyclic group, —Si(Q1)(Q2)(Q3), —B(Q1)(Q2), —C(?O)(Q1), —S(?O)2(Q1), and —P(?O)(Q1)(Q2). Details, including structures of Formula 2-1 and Formula 2-2, are provided.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Soobyung Ko, Haejin Kim, Mieun Jun, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10903432
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, wherein the organic layer comprises an emission layer and a heterocyclic compound of Formula 1: wherein a1 to a3 satisfy a1+a2+a3?1.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: January 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Junha Park, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10897014
    Abstract: A heterocyclic compound and an organic light-emitting device including the same are provided, the heterocyclic compound being represented by <Formula 1>
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: January 19, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Junha Park, Hyoyoung Lee, Eunjae Jeong, Youngkook Kim, Seokhwan Hwang
  • Publication number: 20210011820
    Abstract: An electronic apparatus is provided. The electronic apparatus communicates with an external display apparatus including plural display modules, and includes first and second connection interfaces and a processor. The first communication interface is connected to a first display module from among the display modules connected together in a daisy chain configuration. The second communication interface is connected to a second display module from among the display modules. The processor transmits control data to the first display module through the first communication interface, and based on identifying that an error has occurred in a reception of the control data in any of the display modules, controls the second communication interface to transmit the control data to the second display module.
    Type: Application
    Filed: December 6, 2019
    Publication date: January 14, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Youngkook Kim
  • Patent number: 10892423
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and at least one condensed cyclic compound of Formula 1.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: January 12, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youngkook Kim, Heechoon Ahn, Mieun Jun, Soobyung Ko, Seokhwan Hwang
  • Patent number: 10875825
    Abstract: An amine-based compound represented by Formula 1, in which one of R1 to R10 is a group represented by Formula 2, and an organic light-emitting device including the same are provided: When the amine-based compound is included in an organic light-emitting device as a hole transport material, the device may exhibit excellent I-V-L characteristics, including a low driving voltage, improved efficiency, and improved lifespan.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: December 29, 2020
    Assignee: Samsung Display Co., Lid.
    Inventors: Jongwoo Kim, Jangyeol Baek, Eunjae Jeong, Sanghyun Han, Youngkook Kim, Seokhwan Hwang
  • Publication number: 20200399289
    Abstract: An aromatic compound which improves emission efficiency and an organic electroluminescence device including the same are provided. The organic electroluminescence device includes: a first electrode; a second electrode opposite to the first electrode; and a plurality of organic layers between the first electrode and the second electrode, where at least one organic layer among the plurality of organic layers includes the aromatic compound. The aromatic compound is represented by Formula 1 below.
    Type: Application
    Filed: September 4, 2020
    Publication date: December 24, 2020
    Inventors: Heechoon Ahn, Soo-byung Ko, Mieun Jun, Sungbum Kim, Mina Jeon, Youngkook Kim, Seokhwan Hwang
  • Patent number: 10873040
    Abstract: An organometallic compound is represented by Formula 1, M(L1)n1(L2)n2, where M is Ir, Pt, Os, Ru, Pd, Rh, Fe, Co, Ni, Au, Ag, or Cu, L1 is a ligand, L2 is a ligand, n1 is 1 or 2, and n2 is 1 or 2. An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer, where the organic layer includes at least one of the organometallic compound.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: December 22, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mina Jeon, Soobyung Ko, Sungbum Kim, Heechoon Ahn, Mieun Jun, Youngkook Kim, Seokhwan Hwang