Patents by Inventor Sung Soo Bae

Sung Soo Bae 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: 20240365577
    Abstract: Light emitting element includes a first electrode, a hole transport region, a light emitting layer, an electron transport region, and a second electrode that are sequentially stacked. The light emitting layer includes a first sub light emitting layer adjacent the first electrode, a second sub light emitting layer on the first sub light emitting layer, and a light emitting auxiliary layer between the first sub light emitting layer and the second sub light emitting layer and including a plurality of auxiliary compounds. The light emitting auxiliary layer includes a first state in which an average separation distance between the auxiliary compounds is a first distance, and a second state in which an average separation distance between the auxiliary compounds is a second distance smaller than the first distance. An external quantum efficiency is larger when the light emitting auxiliary layer is in the second state than in the first state.
    Type: Application
    Filed: December 8, 2023
    Publication date: October 31, 2024
    Inventors: HOJUNG SYN, SUNG-SOO BAE, CHANGWOONG CHU
  • Publication number: 20240357852
    Abstract: A light emitting element includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer, and a second electrode on the electron transport region. The electron transport region includes an electron transport layer on the emission layer, a first electron injection layer on the electron transport layer, and a second electron injection layer on the first electron injection layer, the thicknesses of the first and second electron injection layers are each about 1 nm to about 5 nm, the first electron injection layer includes a phenanthroline derivative and/or a phosphine oxide derivative, and the second electron injection layer includes a metal material.
    Type: Application
    Filed: February 26, 2024
    Publication date: October 24, 2024
    Inventors: SUNG-SOO BAE, TSUYOSHI NAIJO, SANG GYUN KIM, HOJUNG SYN, HYOSUP SHIN, JIYOUNG LEE, CHANGWOONG CHU
  • Publication number: 20240341184
    Abstract: Embodiments provide a light emitting element and a display device including the same. The light emitting element includes a first electrode, a second electrode, and a plurality of emission layers disposed between the first electrode and the second electrode, wherein at least one of the plurality of emission layers include a hole transporting host, an electron transporting host, a phosphorescent sensitizer, and a first fluorescent dopant. The first fluorescent dopant comprises a pentacyclic fused ring core that includes one boron atom and two heteroatoms as ring-forming atoms, and at least one amine substituent of the fused ring core; the at least one amine substituent is substituted with at least one substituted or unsubstituted pyrenyl group; and a difference between a triplet state energy level of the first fluorescent dopant and a singlet state energy level of the first fluorescent dopant is equal to or greater than about 0.4 eV.
    Type: Application
    Filed: February 8, 2024
    Publication date: October 10, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: JIYOUNG LEE, TSUYOSHI NAIJO, YUNJEE PARK, SUNG-SOO BAE, HOJUNG SYN, HYOSUP SHIN, CHANGWOONG CHU
  • Publication number: 20240330028
    Abstract: Provided is a virtual sensor system for a digital twin application. The virtual sensor system includes an edge gateway configured to collect data collected from physical sensors in the real world, apply the collected data to a virtual sensor model, and operate virtual sensors for configuring a digital twin world, and a virtual sensor framework configured to train the virtual sensor model using data, which is measured by the physical sensors, from the edge gateway and distribute the virtual sensor model to the edge gateway.
    Type: Application
    Filed: March 28, 2024
    Publication date: October 3, 2024
    Inventors: Won Kyu CHOI, Se Han KIM, Hyeon PARK, Jae Young JUNG, Sung Soo KWON, Su Jin PARK, Ji Hoon BAE, Yu Jin HAN
  • Patent number: 12108667
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer and a second electrode on the electron transport region, wherein the emission layer includes a spiro compound containing an aryl amine group and an indenoindole derivative, thereby showing high emission efficiency and the emission layer emits green light.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: October 1, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Seulong Kim, Kyungsik Kim, Sungwook Kim, Sung-Soo Bae, Jaeweon Hur
  • Publication number: 20240299577
    Abstract: The present invention relates to cell-derived vesicles with increased cellular uptake capacity and a method for producing same. The cell-derived vesicles of the present invention are produced by migrating cells to micropores, and exhibit the characteristic of expressing a protein marker that is different from that of exosomes naturally secreted by cells. The cell-derived vesicles with increased cellular uptake capacity, according to the present invention, have remarkably superior cellular uptake capacity as compared to natural exosomes secreted by cells, and thus can be effectively used to deliver various active substances, such as drugs and marker substances, into target cells.
    Type: Application
    Filed: January 28, 2022
    Publication date: September 12, 2024
    Applicant: MDIMUNE INC.
    Inventors: Shin Gyu BAE, Seung Wook OH, Jung Eun PARK, Sung Soo PARK, Ye Rim KWON, Hui Chong LAU, Jin Hee PARK
  • Publication number: 20240215286
    Abstract: A light emitting device of an embodiment includes a first light emitting unit including a first emission layer, and a second light emitting unit including a second emission layer. The first emission layer includes a first host, a phosphorescence sensitizer, a first fluorescence dopant, the second emission layer includes a second host which is different from the first host, and a second fluorescence dopant, the first fluorescence dopant has a highest occupied molecular orbital (HOMO) energy level of about ?5.2 eV or less, and the second fluorescence dopant has a HOMO energy level of about ?5.2 eV or more.
    Type: Application
    Filed: November 22, 2023
    Publication date: June 27, 2024
    Inventors: HYOSUP SHIN, TSUYOSHI NAIJO, YUNJEE PARK, SUNG-SOO BAE, HOJUNG SYN, JIYOUNG LEE, CHANGWOONG CHU
  • Publication number: 20230413592
    Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.
    Type: Application
    Filed: August 14, 2023
    Publication date: December 21, 2023
    Inventors: SUNGWOOK KIM, Kyungsik KIM, SeulOng KIM, TSUYOSHI NAIJO, SUNG-SOO BAE, Dongchan LEE, HYEIN JEONG, Hyewon CHOI, Seung-Jin CHU, Jaeweon HUR
  • Patent number: 11812659
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.
    Type: Grant
    Filed: September 22, 2020
    Date of Patent: November 7, 2023
    Assignees: Samsung Display Co., Ltd., Lapto Co., Ltd.
    Inventors: Seulong Kim, Eu-gene Oh, Munsoo Kim, JuWan Maeng, Kap-jong Han, Jaeweon Hur, Hyewon Choi, Kyungsik Kim, Sung-Soo Bae
  • Patent number: 11778844
    Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: October 3, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sungwook Kim, Kyungsik Kim, SeulOng Kim, Tsuyoshi Naijo, Sung-Soo Bae, Dongchan Lee, Hyein Jeong, Hyewon Choi, Seung-Jin Chu, Jaeweon Hur
  • Patent number: 11569461
    Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer. The organic layer includes an organometallic compound represented by Formula 1 below. where R1 to R4, X1 to X4, Ar1 to Ar3, M, Q, m1 to m4, and n are as defined in the specification.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: January 31, 2023
    Assignees: Samsung Display Co., Ltd., Lapto Co., Ltd.
    Inventors: Sung-soo Bae, Hwanhee Cho, Eu-gene Oh, Hyein Jeong, Gyuri Kim, Kap-jong Han, Namho Kim, Hyejeong Kim, Juwan Maeng, Yongpil Park, Jeunghun Yoon
  • Patent number: 11557744
    Abstract: An organic light-emitting device includes a first electrode, a second electrode facing the first electrode, an emission layer between the first electrode and the second electrode, and a hole transport region between the first electrode and the emission layer.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: January 17, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hye-In Jeong, Seul-Ong Kim, Dong-Hyun Kim, Sung-Wook Kim, Tsuyoshi Naijo, Sung-Soo Bae, Hwan-Hee Cho
  • Publication number: 20220393114
    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 organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2. The first compound may be included in an emission layer, and the second compound may be included in an electron transport region.
    Type: Application
    Filed: July 7, 2022
    Publication date: December 8, 2022
    Inventors: Sung-Soo Bae, Seul-Ong Kim, Dong-Hyun Kim, Sung-Wook Kim, Tsuyoshi Naijo, Hye-In Jeong, Hwan-Hee Cho
  • Patent number: 11411187
    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 organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2. The first compound may be included in an emission layer, and the second compound may be included in an electron transport region.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: August 9, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Soo Bae, Seul-Ong Kim, Dong-Hyun Kim, Sung-Wook Kim, Tsuyoshi Naijo, Hye-In Jeong, Hwan-Hee Cho
  • Publication number: 20210408397
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a hole transport region on the first electrode, an emission layer on the hole transport region, an electron transport region on the emission layer and a second electrode on the electron transport region, wherein the emission layer includes a spiro compound containing an aryl amine group and an indenoindole derivative, thereby showing high emission efficiency and the emission layer emits green light.
    Type: Application
    Filed: April 15, 2019
    Publication date: December 30, 2021
    Inventors: Seulong KIM, Kyungsik KIM, Sungwook KIM, Sung-Soo BAE, Jaeweon HUR
  • Publication number: 20210098715
    Abstract: An organic electroluminescence device of an embodiment includes a first electrode, a second electrode opposite the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a polycyclic compound represented by Formula 1, thereby showing improved emission efficiency.
    Type: Application
    Filed: September 22, 2020
    Publication date: April 1, 2021
    Inventors: Seulong KIM, Eu-gene OH, Munsoo KIM, JuWan MAENG, Kap-jong HAN, Jaeweon HUR, Hyewon CHOI, Kyungsik KIM, Sung-Soo BAE
  • Publication number: 20210098701
    Abstract: An organic luminescence device includes a polycyclic compound represented by Formula 1 in at least one functional layer between a first electrode and a second electrode, wherein in Formula 1, X is O, S, Se, CR4R5, SiR6R7, or and at least one selected from L1 and Ar1 is an electron withdrawing group having a Hammett constant greater than 0:
    Type: Application
    Filed: September 25, 2020
    Publication date: April 1, 2021
    Inventors: Dongchan LEE, Eu-gene OH, Munsoo KIM, JuWan MAENG, Kap-jong HAN, Sung-Soo BAE, Sungwook KIM, Tsuyoshi NAIJO, Hyein JEONG
  • Publication number: 20210098713
    Abstract: An organic electroluminescence device of the present embodiments includes a first electrode, a second electrode on the first electrode, and a first emission layer and a second emission layer, both between the first electrode and the second electrode, wherein the first emission layer includes a first host and a first dopant including an anthracene-based compound, the second emission layer includes a second host represented by Formula H-1 and a second dopant including an organometal compound, and the first emission layer and the second emission layer are adjacent to each other. The device of the present embodiments thereby shows high emission efficiency and long-life characteristics.
    Type: Application
    Filed: June 17, 2020
    Publication date: April 1, 2021
    Inventors: Hyewon CHOI, Tsuyoshi Naijo, Yunjee Park, Sung-Soo Bae, Dongchan Lee
  • Publication number: 20210036255
    Abstract: A light emitting element includes: a first electrode, a second electrode facing the first electrode, a first light emitting layer between the first electrode and the second electrode to emit a first light, a second light emitting layer between the first light emitting layer and the second electrode to emit a second light, and an intermediate layer including a host material between the first light emitting layer and the second light emitting layer and, wherein the intermediate layer has a thickness of from about 90 nm to 170 nm.
    Type: Application
    Filed: June 15, 2020
    Publication date: February 4, 2021
    Inventors: Sungwook KIM, Kyungsik KIM, SeulOng KIM, Tsuyoshi NAIJO, Sung-Soo BAE, Dongchan LEE, Hyein JEONG, Hyewon CHOI, Seung-Jin CHU, Jaeweon HUR
  • Publication number: 20200358018
    Abstract: A display device includes a luminescence element layer to emit a first color light, and a light control layer on the luminescence element layer. The light control layer includes a first light control part including a first luminescence material to emit a second color light in a shorter wavelength range than the first color light, a second light control part to transmit the first color light, and a third light control part including a second luminescence material to emit a third color light in a longer wavelength range than the first color light, and accordingly, a long life-time of the display device may be achieved.
    Type: Application
    Filed: May 6, 2020
    Publication date: November 12, 2020
    Inventors: Sungwook KIM, Kyungsik KIM, SeulOng KIM, Tsuyoshi NAIJO, Sung-Soo BAE, Dongchan LEE, Hyein JEONG, Hyewon CHOI, Seung-Jin CHU, Jaeweon HUR