Patents by Inventor Hyeong-ju KIM

Hyeong-ju 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).

  • Publication number: 20240381765
    Abstract: A compound represented by Chemical Formula 1 is provided. The compound has a reorganization energy of less than about 0.191 eV and a maximum absorption wavelength value calculated by density functional theory (DFT) of less than or equal to about 500 nm. In Chemical Formula 1, the definition of each group is as described in the specification.
    Type: Application
    Filed: April 26, 2024
    Publication date: November 14, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Younhee LIM, Hyeong-Ju KIM, Feifei FANG, Jeoung In YI, Kyung Bae PARK, Jeong Il PARK, Tae Jin CHOI
  • Publication number: 20240365664
    Abstract: A compound is represented by Chemical Formula 1, and at least one of X1 and X2 is a substituent having a volume ranging from about 900 bohr3 to about 3000 bohr3 (V/molecule), and a photoelectric device, an image sensor, and an electronic device includes the compound: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: April 26, 2024
    Publication date: October 31, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jeoung In YI, Hyeong-Ju KIM, Daiki MINAMI, Kyung Bae PARK, Jeong Il PARK, Sungyoung YUN, Tae Jin CHOI, Chul Joon HEO
  • Publication number: 20240321914
    Abstract: Provided is a compound represented by any one of Chemical Formulas 1 to 3, and having a molecular packing density of greater than or equal to about 1.55 molecules/nm3 and photoelectric devices, light absorption sensors, sensor-embedded display panels, and electronic devices including the same. In Chemical Formulas 1 to 3, the definition of each substituent is as described in the specification.
    Type: Application
    Filed: February 26, 2024
    Publication date: September 26, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Tae Jin CHOI, Hyeong-Ju KIM, Daiki MINAMI, Kyung Bae PARK, Jeong Il PARK, Hiromasa SHIBUYA, Jeoung In YI, Younhee LIM, Hyerim HONG
  • Publication number: 20240298535
    Abstract: Provided is a compound represented by Chemical Formula 1 and having a reorganization energy of the compound of less than about 0.163 eV and a maximum absorption wavelength value calculated by density functional theory (DFT) of less than or equal to about 495 nm, and photoelectric devices, light absorption sensors, sensor-embedded display panels, and electronic devices including the same. In Chemical Formula 1, the definition of each substituent is as described in the specification.
    Type: Application
    Filed: February 23, 2024
    Publication date: September 5, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyeong-Ju KIM, Kyung Bae PARK, Feifei FANG, Sungyoung YUN, Jeoung In YI, Younhee LIM, Tae Jin CHOI, Chul Joon HEO
  • Publication number: 20240244965
    Abstract: Provided are a compound represented by Chemical Formula 1A or 1B and a photoelectric device, a light absorption sensor, a sensor-embedded display panel, and an electronic device including the same. Details for Chemical Formulas 1A and 1B are as described in the detailed description.
    Type: Application
    Filed: December 18, 2023
    Publication date: July 18, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Tae Jin CHOI, Hyeong-Ju KIM, Feifei FANG, Sungyoung YUN, Jeoung In YI, Younhee LIM, Juhyung LIM, Hyerim HONG, Daiki MINAMI, Kyung Bae PARK
  • Publication number: 20240215275
    Abstract: Provided are a photoelectric device, a light absorption sensor, a sensor-embedded display panel, and an electronic device. The photoelectric device includes a first electrode and a second electrode facing each other, and a light absorbing layer between the first electrode and the second electrode, wherein the light absorbing layer is configured to absorb light of a red wavelength spectrum, a green wavelength spectrum, a blue wavelength spectrum, an infrared wavelength spectrum, or any combination thereof, the light absorbing layer includes a p-type semiconductor and an n-type semiconductor, and the n-type semiconductor includes a compound represented by Chemical Formula 1. Details for Chemical Formula 1 are as described in the detailed description.
    Type: Application
    Filed: December 6, 2023
    Publication date: June 27, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Tae Jin CHOI, Hyeong-Ju KIM, Daiki MINAMI, Kyung Bae PARK, Feifei FANG, Sungyoung YUN, Jeoung In YI, Younhee LIM, Hyerim HONG
  • Publication number: 20240196635
    Abstract: A sensor-embedded display panel includes a light emitting element and a sensor which include separate portions of a first common auxiliary layer including a hole transport material and a second common auxiliary layer including an electron transport material. The sensor includes first and second semiconductor layers proximate to the first and second common auxiliary layers, respectively, and including a p-type semiconductor and a non-fullerene n-type semiconductor having a LUMO energy level deeper than that of the electron transport material, respectively. An insertion layer between the second semiconductor layer and the second common auxiliary layer includes a metal, a metal compound, or any combination thereof. A work function of the metal or a LUMO energy level of the metal compound is deeper or shallower than the LUMO energy level of the non-fullerene n-type semiconductor and the LUMO energy level of the electron transport material within less than about 1.3 eV, respectively.
    Type: Application
    Filed: September 1, 2023
    Publication date: June 13, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Feifei FANG, Sungyoung YUN, Chul Joon HEO, Hyeong-Ju KIM, Kyung Bae PARK, Hwijoung SEO, Tae Jin CHOI
  • Publication number: 20240159587
    Abstract: A sensor may include a reflective electrode, a photoelectric conversion layer on the reflective electrode and including one or more photoelectric conversion materials, a semi-transmissive electrode on the photoelectric conversion layer, a light transmitting buffer layer on the semi-transmissive electrode, and a semi-transmissive auxiliary layer on the light transmitting buffer layer.
    Type: Application
    Filed: August 25, 2023
    Publication date: May 16, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chul Joon HEO, Hwijoung SEO, Sungyoung YUN, Hyeong-Ju KIM, Kyung Bae PARK, Feifei FANG, Younhee LIM, Tae Jin CHOI
  • Publication number: 20240147744
    Abstract: A display panel may include a light emitting element including a light emitting layer and a sensor including a photosensitive layer on a substrate. The light emitting element and the sensor each may include respective portions of first and second common auxiliary layers, which may be continuous under and over the light emitting layer and the photosensitive layer. The first and second common auxiliary layers respectively may include a hole transport material and an electron transport material. The photosensitive layer may include first and second semiconductor layers close to the first and second common auxiliary layers, respectively. The first and second semiconductor layers respectively may include a p-type semiconductor and an n-type semiconductor. The second semiconductor layer may have an uneven surface facing the second common auxiliary layer and may have an average roughness (Rq) of greater than or equal to about 5 nm.
    Type: Application
    Filed: September 22, 2023
    Publication date: May 2, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sungyoung YUN, Hyeong-Ju KIM, Kyung Bae PARK, Jungyun WON, Bongsu KIM, Seongyong PARK, Jeong Il PARK
  • Publication number: 20240057438
    Abstract: A sensor-embedded display panel includes a light emitting element on a substrate and including a light emitting layer, and a photosensor on the substrate and including a photosensitive layer extending at least partially in parallel with the light emitting layer along an in-plane direction of the substrate. The light emitting element and the photosensor include separate, respective portions of each of first and second common auxiliary layers each extending continuously as a single piece of material under and on, respectively, each of the light emitting layer and the photosensitive layer. The photosensitive layer may include a light absorbing semiconductor having a HOMO energy level having a difference of less than about 1.0 eV from a HOMO energy level of the first common auxiliary layer and a LUMO energy level having a difference of less than about 1.0 eV from a LUMO energy level of the second common auxiliary layer.
    Type: Application
    Filed: May 15, 2023
    Publication date: February 15, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyeong-Ju KIM, Chul Joon Heo, Kyung Bae Park, Feifei Fang, Hwijoung Seo, Hiromasa Shibuya, Sungyoung Yun, Tae Jin Choi, Hyerim Hong
  • Publication number: 20240008351
    Abstract: Disclosed are a sensor-embedded display panel and an electronic device including the sensor-embedded display panel. The sensor-embedded panel may include a light emitting element and a photosensor on a substrate. The light emitting element may include a light emitting layer and the photosensor may include a photosensitive layer in parallel with the light emitting layer along an in-plane direction of the substrate. The light emitting element and the photosensor include respective portions of a first common auxiliary layer. The first common auxiliary layer may be continuous along the in-place direction of the substrate and under each of the light emitting layer and the photosensitive layer. The photosensitive layer may include a fluorine-containing p-type semiconductor and a non-fullerene n-type semiconductor. The non-fullerene n-type semiconductor may form a pn junction with the p-type semiconductor.
    Type: Application
    Filed: December 13, 2022
    Publication date: January 4, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jisoo SHIN, Hiromasa SHIBUYA, Hyeong-ju KIM, Kyung Bae PARK, Feifei FANG, Sungyoung YUN, Chul Joon HEO
  • Publication number: 20230345823
    Abstract: Disclosed are an n-type semiconductor including compound represented by Chemical Formula 1 or Chemical Formula 2, an image sensor, and an electronic device. In Chemical Formula 1 and Chemical Formula 2, each substituent is as defined in the detailed description.
    Type: Application
    Filed: June 29, 2023
    Publication date: October 26, 2023
    Applicants: Samsung Electronics Co., Ltd., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yeong Suk CHOI, Soo Young PARK, Sung Young YUN, Hyeong-Ju KIM, Seyoung JUNG, Dong Joo MIN, Ji Eon KWON
  • Patent number: 11737359
    Abstract: Disclosed are an n-type semiconductor including compound represented by Chemical Formula 1 or Chemical Formula 2, an image sensor, and an electronic device. In Chemical Formula 1 and Chemical Formula 2, each substituent is as defined in the detailed description.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: August 22, 2023
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Yeong Suk Choi, Soo Young Park, Sung Young Yun, Hyeong-Ju Kim, Seyoung Jung, Dong Joo Min, Ji Eon Kwon
  • Publication number: 20220406855
    Abstract: A sensor embedded display panel includes a substrate, a light emitting element on the substrate and including an emission layer; and a photoelectric element on the substrate. The photoelectric element includes a light absorbing layer. The light absorbing layer at least partially overlaps the emission layer in a horizontal direction extending in parallel to an upper surface of the substrate. The light emitting element and the photoelectric element each include a separate portion of a first common auxiliary layer that extends on tops of the emission layer and the light absorbing layer and a separate portion of a second common auxiliary layer that extends on bottoms of the emission layer and the light absorbing layer. The photoelectric element further includes an auxiliary layer that has a thickness corresponding to one of a red wavelength spectrum, a green wavelength spectrum, or a blue wavelength spectrum.
    Type: Application
    Filed: May 13, 2022
    Publication date: December 22, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Kyung Bae PARK, Sung Young YUN, Chul Joon HEO, Hyeong-Ju KIM, Feifei FANG, Taejin CHOI
  • Publication number: 20220220127
    Abstract: A composition for a photoelectric device includes a p-type semiconductor compound represented by Chemical Formula 1 and an n-type semiconductor compound: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: January 4, 2022
    Publication date: July 14, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Youn Hee LIM, Jeong Il PARK, Hyeong-Ju KIM, Kyung Bae PARK, Feifei FANG, Sung Young YUN, Seon-Jeong LIM, Taejin CHOI
  • Publication number: 20220216418
    Abstract: A compound of Chemical Formula 1, and an organic photoelectric device, an image sensor, and an electronic device including the same are disclosed: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: December 22, 2021
    Publication date: July 7, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Taejin CHOI, Hyeong-Ju KIM, Kyung Bae PARK, Jisoo SHIN, Sung Young YUN, Seon-Jeong LIM, Youn Hee LIM, Hye Rim HONG
  • Publication number: 20220209134
    Abstract: Disclosed are a film and a photoelectric device including the compound of Chemical Formula 1 and configured to selectively absorb light in a blue wavelength region, and an image sensor and electronic device including the same: In Chemical Formula 1, each substituent is the same as defined in the detailed description.
    Type: Application
    Filed: December 30, 2021
    Publication date: June 30, 2022
    Applicants: Samsung Electronics Co., Ltd., Seoul National University, R&DB Foundation
    Inventors: Yeong Suk CHOI, Soo Young PARK, Sung Young YUN, Hyeong-Ju KIM, Min-Woo CHOI, Su-Yeon KIM, Jin Hong KIM, Seyoung JUNG
  • Patent number: 11115556
    Abstract: An image forming apparatus including a user interface device, a communication interface, a processor, and a memory storing instructions executable by the processor is provided. The processor may execute the instructions stored in the memory to, when an additional application that is not a default application basically installed in the image forming apparatus is included in a workform that is to be shared with an external apparatus, the workform being selected via the user interface device, transmit, to the external apparatus via the communication interface, installation file information of the additional application with the workform that is to be shared.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: September 7, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Hyeong Ju Kim, Jung Mo Hong, Yong Goo Chung, Chang Wook Yoon
  • Patent number: 11075344
    Abstract: Disclosed are an organic device including a first electrode and a second electrode facing each other and an active layer between the first electrode and the second electrode, wherein the active layer includes compound represented by Chemical Formula 1, and an image sensor including the same. In Chemical Formula 1, L1, L2, R1, R2, Ar1, Ar2, X1, X2, m1, m2, n1, and n2 are the same as described in the detailed description.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: July 27, 2021
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Yeong Suk Choi, Soo Young Park, Sung Young Yun, Min-Woo Choi, Ji Eon Kwon, Hyeong-Ju Kim
  • Publication number: 20210143338
    Abstract: Disclosed are an n-type semiconductor including compound represented by Chemical Formula 1 or Chemical Formula 2, an image sensor, and an electronic device. In Chemical Formula 1 and Chemical Formula 2, each substituent is as defined in the detailed description.
    Type: Application
    Filed: November 9, 2020
    Publication date: May 13, 2021
    Applicants: Samsung Electronics Co., Ltd., Seoul National University, R&DB Foundation
    Inventors: Yeong Suk CHOI, Soo Young PARK, Sung Young YUN, Hyeong-Ju KIM, Seyoung JUNG, Dong Joo MIN, Ji Eon KWON