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: 11223018
    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, wherein the organic layer includes a condensed cyclic compound of Formula 1: An organic light-emitting device including the condensed cyclic compound of Formula 1 may have high efficiency, low driving voltage, high luminance, and a long lifespan.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: January 11, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sooyon Kim, Youngkook Kim, Jongwoo Kim, Jeonga Oh, Hyejin Jung, Seokhwan Hwang, Jaeyong Lee
  • Patent number: 11211565
    Abstract: A condensed cyclic compound and an organic light-emitting device including the same.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: December 28, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sanghyun Han, Sooyon Kim, Youngkook Kim, Jongwoo Kim, Hyejin Jung, Seokhwan Hwang
  • Patent number: 11211567
    Abstract: A heterocyclic compound represented by Formula 1 and an organic light-emitting device including the same are provided: When the nitrogen atom of the acridine moiety is combined (e.g., coupled) with an sp2 carbon atom of the pentagonal ring, either directly or through a pi-conjugated carbocyclic group, the compound may be electron rich and may easily transport charges. The heterocyclic compound represented by Formula 1 may be used as a delayed fluorescence emitter in the organic light-emitting device, and the device may have a low driving voltage, a high efficiency, a high luminance, and a long lifespan.
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: December 28, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Mieun Jun, Soobyung Ko, Heechoon Ahn, Sungbum Kim, Mina Jeon, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11201295
    Abstract: A heterocyclic compound and an organic light-emitting device including the heterocyclic compound, the heterocyclic compound being represented by the following Formula 1: A1-(A2)n2,??<Formula 1> wherein, in Formula 1, A1 is a group represented by one of Formulae 2A and 2B, and A2 is a group represented by Formula 3,
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: December 14, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heechoon Ahn, Soobyung Ko, Mieun Jun, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11192858
    Abstract: Provided are a diamine-based compound having a certain formula and an organic light-emitting device including the same.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: December 7, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jangyeol Baek, Jongwoo Kim, Eunjae Jeong, Sanghyun Han, Youngkook Kim, Seokhwan Hwang
  • Publication number: 20210373838
    Abstract: A modular display apparatus may include a docking station having a plurality of spaces; a plurality of back plates provided in the plurality of spaces; a plurality of power boards provided on the plurality of back plates, each power board of the plurality of power boards including an interface including a plurality of pins; a plurality of display apparatuses connected to the interfaces of the plurality of power boards and mounted in the plurality of spaces; and a processor
    Type: Application
    Filed: April 14, 2021
    Publication date: December 2, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangwon KIM, Youngkook Kim, Jeongryeol Seo
  • Publication number: 20210367158
    Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound includes a fluoro-containing cyclic group. The heterocyclic compound does not include a carbazole group, a dibenzofuran group, a dibenzothiophene group, and/or a triphenylene group. 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 organic layer, the organic layer including an emission layer and at least one of the heterocyclic compound.
    Type: Application
    Filed: August 6, 2021
    Publication date: November 25, 2021
    Inventors: Junha PARK, Munki SIM, Hyoyoung LEE, Youngkook KIM, Seokhwan HWANG
  • Publication number: 20210366331
    Abstract: An electronic device and a control method therefor are provided. The electronic device comprises: a communication unit; and a processor configured to receive, from at least one cabinet of a plurality of cabinets, position information on a defective pixel detected in each cabinet through the communication unit, identify a position, on an entire screen consisting of the plurality of cabinets, where the defective pixel is present on the basis of the position information of the defective pixel, identify a defective area on the entire screen on the basis of the identified position, and provide information on the identified defective area. Here, each of the plurality of cabinets includes a plurality of display modules, wherein each of the plurality of display modules includes a plurality of pixels each consisting of a plurality of LEDs.
    Type: Application
    Filed: July 2, 2019
    Publication date: November 25, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sanghoon OH, Duseong KANG, Youngkook KIM, Hyewon LEE
  • Patent number: 11177445
    Abstract: A compound is represented by Formula 1 below: wherein each of Ar1, Ar2, and L is independently selected from a list of substituted or unsubstituted aryl groups, l is 0 or 1, m is an integer from 1 to 5, n is 2 or 3. When m is two or more, two or more L(s) are identical to or different from each other. M indicates a post-transition metal or a transition metal.
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: November 16, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Soobyung Ko, Haejin Kim, Mieun Jun, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11171296
    Abstract: Provided are an organometallic compound, an organic light-emitting device including the organometallic compound, and an electronic apparatus including the organic light-emitting device. 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, wherein the organic layer comprises at least one of the organometallic compound represented by Formula 1.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: November 9, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Soobyung Ko, Sungbum Kim, Junha Park, Heechoon Ahn, Hyoyoung Lee, Mina Jeon, Mieun Jun, Junghoon Han, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11157228
    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: Grant
    Filed: March 31, 2020
    Date of Patent: October 26, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sangwon Kim, Jeongryeol Seo, Youngkook Kim
  • Patent number: 11158809
    Abstract: Provided is an organic electroluminescence device provided with a light absorber represented by Formula 1 below, and a light absorbing layer including the same. In Formula 1, Ar is pyrene, chrysene, or anthracene, and Y is a hydrogen atom or a substituent, and X is represented by any one of Formula 2-1 to 2-3 below.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sanghyun Han, Wonmin Yun, Jongwoo Kim, Jangyeol Baek, Eunjae Jeong, Yohan Kim, Yisu Kim, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11158815
    Abstract: A condensed cyclic compound and an organic light-emitting device including the same, the condensed cyclic compound being represented by Formula 1:
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Munki Sim, Junha Park, Jangyeol Baek, Hyoyoung Lee, Soobyung Ko, Youngkook Kim
  • Patent number: 11158243
    Abstract: A display apparatus of a plurality of display apparatuses constituting a wall display includes a first board, a second board, and a plurality of display modules. The first board includes a first communication interface including a circuitry for wireless transmission, and a timing controller configured to, in response to information on an image being received, generate a plurality of driving signals for driving the plurality of display modules based on the received information and transmit the plurality of driving signals to the second board through the first communication interface. The second board includes a second communication interface including circuitry for wireless reception, a plurality of interfaces electrically connected to the plurality of display modules, and an IC chip configured to, based on the plurality of driving signals being received through the second interface, provide each of the received driving signals to each of the display modules.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: October 26, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeongryeol Seo, Sangwon Kim, Youngkook Kim
  • Patent number: 11150856
    Abstract: An electronic apparatus includes an interface connected to a modular display apparatus, and a processor scales an image signal received from an external device to a predetermined resolution, divides each display module among a plurality of display modules included in the modular display into a plurality of groups in a first direction, decomposes the scaled image signal to image signals corresponding to each of the plurality of groups, and transmits the decomposed image signals to each of the plurality of groups via the interface connected to each of the plurality of groups.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeongryeol Seo, Sangwon Kim, Youngkook Kim, Hyewon Lee
  • Patent number: 11150858
    Abstract: An electronic device includes a processor that is configured to, based on receiving a first partial image from among a plurality of partial images obtained by an input device by dividing an image, obtain first image quality information based on the first partial image and transmit the first image quality information to an external electronic device, based on receiving, from the external electronic device, second image quality information obtained from a second partial image among the plurality of the partial images, obtain image quality processing information corresponding to the image based on the first image quality information and the second image quality information, and process the first partial image based on the image quality processing information, and transmit, via the communication interface, the first partial image processed to one of a plurality of display modules included in an external display device.
    Type: Grant
    Filed: January 31, 2020
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sanghoon Oh, Youngkook Kim, Sangkyun Im, Seongkoo Cheong
  • Patent number: 11145823
    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. The emission layer includes at least one heterocyclic compound of Formula 1. The heterocyclic compound may be a host or a delayed fluorescent dopant. The organic light-emitting device including the heterocyclic compound may have a low driving voltage, high efficiency, high luminance, and a long lifespan.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: October 12, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Heechoon Ahn, Soobyung Ko, Mieun Jun, Sungbum Kim, Mina Jeon, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11133473
    Abstract: A condensed cyclic compound and an organic light-emitting device are provided, the condensed cyclic compound being represented by Formula 1. in which R1 may be selected from a C6-C60 aryl group, a C1-C60 heteroaryl group, a monovalent non-aromatic condensed polycyclic group, and a monovalent non-aromatic condensed heteropolycyclic group, each substituted with at least one selected from —F, —Cl, —Br, —I, a cyano group, and a nitro group, and at least one selected from R2 to R13 may be a group represented by Formula 2 *-(L11)a11-(Ar11)b11,??<Formula 2> Formulae 1 and 2 being fully described in the specification.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: September 28, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junha Park, Munki Sim, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang
  • Patent number: 11114622
    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, wherein the organic layer includes a compound of Formula 1: According to one or more embodiments of the present disclosure, due to the inclusion of the compound of Formula 1, characteristics of an organic light-emitting device may be improved.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: September 7, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Youngkook Kim, Sooyon Kim, Jongwoo Kim, Seokhwan Hwang, Jeonga Oh
  • Patent number: 11088331
    Abstract: Provided are a heterocyclic compound and an organic light-emitting device including the same. The heterocyclic compound includes a fluoro-containing cyclic group. The heterocyclic compound does not include a carbazole group, a dibenzofuran group, a dibenzothiophene group, and/or a triphenylene group. 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 organic layer, the organic layer including an emission layer and at least one of the heterocyclic compound.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: August 10, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Junha Park, Munki Sim, Hyoyoung Lee, Youngkook Kim, Seokhwan Hwang