Patents by Inventor Dongsun YOO

Dongsun YOO 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).

  • Publication number: 20240130234
    Abstract: A light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer located between the first electrode and the second electrode and including an emission layer, and a boron-based compound represented by Formula 1: where Formula 1 is the same as described in the present specification.
    Type: Application
    Filed: June 7, 2023
    Publication date: April 18, 2024
    Inventors: Gyeongheon Kim, Dongsun Yoo, Sanghee Yu, Seran Kim, Hoilim Kim
  • Publication number: 20240116967
    Abstract: Provided are a light-emitting device including an organometallic compound represented by Formula 1, an electronic device including the light-emitting device, and the organometallic compound represented by Formula 1. The organometallic compound emits light having a maximum emission wavelength of about 500 nm to about 650 nm and has a 3MLCT (%) ratio greater than or equal to 16.0%.
    Type: Application
    Filed: June 8, 2023
    Publication date: April 11, 2024
    Inventors: Sohae Kim, Sooryun Cho, Gyeongheon Kim, Dongsun Yoo, Jihye Kim, Hoilim Kim, Saerom Park
  • Publication number: 20240114767
    Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, and an electronic apparatus including the light-emitting device. The first ligand, L1, of the organometallic compound may include a first polycyclic coordinate ring in which four or more rings are condensed with each other and a second polycyclic coordinate ring in which three or more rings are condensed with each other. M1(L1)n1(L2)n2??Formula 1.
    Type: Application
    Filed: September 1, 2023
    Publication date: April 4, 2024
    Inventors: Dongsun Yoo, Donguk Kang, Gyeongheon Kim, Seran Kim, Sohae Kim, Jihye Kim, Hoilim Kim, Saerom Park, Yongsub Shim
  • Publication number: 20240107789
    Abstract: A light emitting element may include: a first electrode; a second electrode facing the first electrode; at least one functional layer disposed between the first electrode and the second electrode; and a capping layer disposed on the second electrode and including a fused compound represented by Formula 1 below. The capping layer possesses high refractive characteristics.
    Type: Application
    Filed: June 27, 2023
    Publication date: March 28, 2024
    Inventors: SANGHEE YU, GYEONGHEON KIM, HOI-LIM KIM, Dongsun YOO, GYUBONG KIM, YONGSUB SHIM
  • Publication number: 20240099134
    Abstract: An opto-electronic device may include a first electrode, a second electrode facing the first electrode, a photoactive layer between the first electrode and the second electrode, and an organic compound represented by Formula 1, wherein, in Formula 1, CY1 is a group represented by Formula 2, and CY2 is a group represented by Formula 3.
    Type: Application
    Filed: August 30, 2023
    Publication date: March 21, 2024
    Inventors: Seran Kim, Hoilim Kim, Dongsun Yoo, Junyoung Lee
  • Publication number: 20240099044
    Abstract: Embodiments provide a mixed solvent for a quantum dot ink composition, wherein the mixed solvent includes at least two solvents, an R1 value of the mixed solvent is greater than or equal to about 7.3 Mpa0.5, an R2 value of the mixed solvent is greater than or equal to about 5.0 Mpa0.5, and a molar volume of the mixed solvent is greater than or equal to about 160 cm3/mol.
    Type: Application
    Filed: April 13, 2023
    Publication date: March 21, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Dongsun Yoo, Gyubong Kim, Sanghee Yu, Sehun Kim, Jihye Kim, Hoilim Kim, Yohan Suh, Yunku Jung
  • Publication number: 20240040926
    Abstract: The disclosure provides an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound, and an electronic apparatus and an electronic device including the light-emitting device.
    Type: Application
    Filed: May 23, 2023
    Publication date: February 1, 2024
    Inventors: Sohae Kim, Sooryun Cho, Gyeongheon Kim, Dongsun Yoo, Jihye Kim, Hoilim Kim, Saerom Park, Youngmi Cho
  • Publication number: 20240023361
    Abstract: An electronic device including the light-emitting device, and a consumer product including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode, wherein the interlayer includes an emission layer and an electron transport region, wherein the electron transport region is between the emission layer and the second electrode, and the emission layer includes a first emitter, and the electron transport region includes a heterocyclic compound. The descriptions of the first emitter and the heterocyclic compound are the same as described in the present specification.
    Type: Application
    Filed: May 24, 2023
    Publication date: January 18, 2024
    Inventors: Gyeongheon Kim, Sooryun Cho, Sohae Kim, Jihye Kim, Hoilim Kim, Saerom Park, Dongsun Yoo, Sungyu Jung
  • Publication number: 20230397482
    Abstract: Provided are a light-emitting device including a condensed cyclic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the condensed cyclic compound. Formula 1 is the same as described in the present specification.
    Type: Application
    Filed: January 3, 2023
    Publication date: December 7, 2023
    Inventors: Seran Kim, Hoilim Kim, Dongsun Yoo
  • Publication number: 20230389345
    Abstract: Provided is an organic light emitting device including 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 outside the first electrode or the second electrode. The emission layer includes a first emitter, the first emitter emits red light and includes iridium, a photoluminescence (PL) spectrum of the first emitter includes a first peak (Imax) having a maximum intensity and a second peak (I2nd) having a second highest intensity, and a ratio (I2nd/Imax) of an intensity of the second peak to an intensity of the first peak is less than or equal to 0.5. The capping layer includes an amine-fee compound.
    Type: Application
    Filed: May 25, 2023
    Publication date: November 30, 2023
    Inventors: Hoilim Kim, Donguk Kang, Gyeongheon Kim, Sohae Kim, Jihye Kim, Saerom Park, Yongsub Shim, Dongsun Yoo
  • Publication number: 20230380258
    Abstract: Provided are an organometallic compound represented by Formula 1, a light-emitting device including the organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and an electronic device including the light-emitting device. The organometallic compound Formula 1 is as described in the present specification.
    Type: Application
    Filed: March 21, 2023
    Publication date: November 23, 2023
    Inventors: Dongsun Yoo, Donguk Kang, Gyeongheon Kim, Sohae Kim, Jihye Kim, Hoilim Kim, Saerom Park, Yongsub Shim
  • Publication number: 20230380262
    Abstract: Embodiments provide a light-emitting device, an electronic device including the same, and an electronic apparatus including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode. The interlayer includes a hole transport region and an emission layer; the hole transport region is disposed between the first electrode and the emission layer; the hole transport region includes a first layer, which directly contacts the emission layer; the emission layer includes a first host and a first emitter; the first emitter emits first light having a first emission spectrum; and the first layer includes a first material.
    Type: Application
    Filed: May 18, 2023
    Publication date: November 23, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Gyeongheon Kim, Hyojoo Jung, Sohae Kim, Jihye Kim, Saerom Park, Dongsun Yoo, Jintaek Cho, Jinyoung Choi
  • Publication number: 20230225185
    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 520 nm to about 550 nm. The first emitter includes iridium, the capping layer includes an amine-free compound, and the value of 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 CIEy/R(cap)×100.
    Type: Application
    Filed: January 9, 2023
    Publication date: July 13, 2023
    Inventors: Hoilim Kim, Hyojoo Jung, Jihye Kim, Saerom Park, Dongsun Yoo, Younho Han
  • Publication number: 20230225198
    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.
    Type: Application
    Filed: September 20, 2022
    Publication date: July 13, 2023
    Inventors: Sooryun Cho, Jihye Kim, Hoilim Kim, Saerom Park, Yongsub Shim, Dongsun Yoo
  • Publication number: 20230225189
    Abstract: A light-emitting device includes an organometallic compound represented by Formula 1, an electronic apparatus including the light-emitting device, and the organometallic compound represented by Formula 1 are provided: wherein substituents of Formula 1 are the same as described in the present specification.
    Type: Application
    Filed: January 11, 2023
    Publication date: July 13, 2023
    Inventors: Sohae Kim, Sooryun Cho, Jihye Kim, Hoilim Kim, Dongsun Yoo, Youngmi Cho, Gyeongheon Kim, Saerom Park
  • Publication number: 20230225145
    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.
    Type: Application
    Filed: October 10, 2022
    Publication date: July 13, 2023
    Inventors: Hoilim Kim, Sooryun Cho, Jihye Kim, Saerom Park, Yongsub Shim, Dongsun Yoo
  • Publication number: 20230193067
    Abstract: A metal oxide composition, including: a solvent; and a metal oxide, wherein the solvent includes a first compound represented by Formula 1, and the metal oxide includes a second compound represented by Formula 2 wherein, X1 and X2 are each independently *—B(R1a)—*’, *—N(R1a)—*’, *—O—*’, *—P(R1a)—*’, *—P(?O)(R1a)—*’, *—S—*, *—S(?O)—*’, *—S(?O)2—*’, or *—Si(R1a)(R1b)—*’; * and *’ each indicate a binding site to a neighboring atom; R1 is hydrogen or deuterium; M is Zn, Ti, Zr, Sn, W, Ta, Ni, Mo, Cu, or V; p and q are each independently from 1 to 5; and the other substituents are respectively as described in the present specification.
    Type: Application
    Filed: December 16, 2022
    Publication date: June 22, 2023
    Inventors: Sehun Kim, Sanghee Yu, Gyubong Kim, Hoilim Kim, Jongwoo Shin, Sangyeop Lee, Jaekook Ha, Wonjun Park, Eunho Song, Seihwan Ahn, Dongsun Yoo
  • Publication number: 20220278295
    Abstract: A light-emitting device having a fused cyclic compound 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 fused cyclic compound of Formula 1: wherein, in Formula 1, the variables are as defined herein.
    Type: Application
    Filed: February 18, 2022
    Publication date: September 1, 2022
    Inventors: Seran KIM, Hoilim KIM, Dongsun YOO, Saena YUN
  • Publication number: 20220278279
    Abstract: An electronic device that includes a 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 heterocyclic compound of Formula 1: wherein the variables in Formula 1 are defined herein.
    Type: Application
    Filed: February 21, 2022
    Publication date: September 1, 2022
    Inventors: Seran KIM, Hoilim KIM, Dongsun YOO, Saena YUN