Patents by Inventor Dong Sun Kim

Dong Sun 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: 20240153714
    Abstract: Disclosed are a lead-free photodetector and a method for manufacturing the same. The lead-free photodetector includes a light-side electrode, a light-side conductive layer formed on the light-side electrode, a perovskite layer formed on the light-side conductive layer, a rear-side conductive layer formed on the perovskite layer, and a rear-side electrode formed on the rear-side conductive layer.
    Type: Application
    Filed: June 14, 2023
    Publication date: May 9, 2024
    Applicants: CHUNGANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION, RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Dong Hwan WANG, Woong Sik JANG, Il JEON, Kyu Sun KIM
  • Patent number: 11976224
    Abstract: A pressure-sensitive adhesive and a liquid crystal cell including the same are disclosed herein. In some embodiments, a pressure-sensitive adhesive having a storage elastic modulus of 700 kPa or more at a temperature of 25° C. and a frequency of 6 rad/sec, and a gel fraction of 35% or more, wherein the gel fraction is defined by Equation 1: B/A×100??[Equation 1] wherein, A is an initial mass (g) of the pressure-sensitive adhesive, B is a mass (g) of an insoluble content after the pressure-sensitive adhesive is immersed in a solvent at 60° C. for 24 hours and then dried at 150° C. for 30 minutes. The press-sensitive adhesive is advantageous for implementation into a flexible element between upper and lower substrates of a liquid crystal cell, and providing excellent electro-optical properties and appearance uniformity by minimizing defects.
    Type: Grant
    Filed: July 2, 2021
    Date of Patent: May 7, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Jung Sun You, Dong Hyun Oh, Jin Hong Kim, Jung Woon Kim, Min Jun Gim
  • Publication number: 20240147849
    Abstract: A composition for an organic optoelectronic device an organic optoelectronic device, and a display device, the composition including a first compound; a second compound; and a third compound, wherein the first compound, the second compound, and the third compound are different from each other, the first compound is represented by Chemical Formula I, the second compound is represented by Chemical Formula I, and the third compound is represented by Chemical Formula II or Chemical Formula III:
    Type: Application
    Filed: December 4, 2023
    Publication date: May 2, 2024
    Inventors: Jinhyun LUI, Dong Min KANG, Hyung Sun KIM, Yongtak YANG, Sung-Hyun JUNG, Ho Kuk JUNG, Youngkyoung JO, Pyeongseok CHO, Dalho HUH, Hyungyu LEE
  • Publication number: 20240147636
    Abstract: A display device includes: a panel assembly including a display panel; a bracket to which the panel assembly is attached; and a buffer layer between the panel assembly and the bracket, and the buffer layer includes: a first portion having a first elastic modulus; and a second portion surrounded by the first portion and having a second elastic modulus that is less than the first elastic modulus.
    Type: Application
    Filed: January 2, 2024
    Publication date: May 2, 2024
    Inventors: Dong Jin PARK, Han Sun RYOU, Min Gu KIM
  • Publication number: 20240147753
    Abstract: An organic light-emitting device and a flat panel display device, the organic-light emitting device including an anode; a cathode; and an organic layer therebetween including an emission layer, a hole transport region between the anode and the emission layer, the hole transport region including at least one of a hole injection layer, a hole transport layer, and an electron blocking layer, an electron transport region between the emission layer and the cathode, the electron transport region including at least one of a hole blocking layer, an electron transport layer, and an electron injection layer, and a buffer layer between the emission layer and the electron transport region, wherein the buffer layer includes a biscarbazole-based derivative and triphenylene-based derivative, and a triplet energy (ET1) of the biscarbazole-based derivative or the triphenylene-based derivative and a triplet energy (ET2) of a dopant of the emission layer satisfy the following relationship: ET1>ET2.
    Type: Application
    Filed: December 8, 2023
    Publication date: May 2, 2024
    Inventors: Naoyuki Ito, Seul-Ong Kim, Youn-Sun Kim, Dong-Woo Shin, Jung-Sub Lee
  • Patent number: 11970493
    Abstract: The present disclosure provides autotaxin (ATX) inhibitor compounds and compositions including said compounds. The present disclosure also provides methods of using said compounds and compositions for inhibiting ATX. Also provided are methods of preparing said compounds and compositions, and synthetic precursors of said compounds.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: April 30, 2024
    Assignee: ILDONG PHARMACEUTICAL CO., LTD.
    Inventors: Sung-Ku Choi, Yoon-Suk Lee, Sung-Wook Kwon, Kyung-Sun Kim, Jeong-Geun Kim, Jeong-Ah Kim, An-Na Moon, Sun-Young Park, Jun-Su Ban, Dong-Keun Song, Kyu-Sic Jang, Ju-Young Jung, Soo-Jin Lee
  • Patent number: 11967269
    Abstract: A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: April 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Kyu Kang, Sung Hwan Kim, Soo Hee Oh, Dong Sun Lee, Sang Moo Choi
  • Publication number: 20240124626
    Abstract: The present disclosure relates to a method of producing polyethylene. More particularly, the present disclosure relates to a method of producing polyethylene capable of reducing wax produced after polymerization by washing a catalyst used in polymerization of ethylene under optimal conditions.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 18, 2024
    Inventors: Dong Kou KIM, Maeng Sun EO, Mun Hyung KANG
  • Publication number: 20240120177
    Abstract: A substrate processing method is provided. The substrate processing method comprises loading a substrate onto a substrate support inside a chamber, forming a plasma inside the chamber, providing a first DC pulse signal to an electromagnet that generates a magnetic field inside the chamber and processing the substrate with the plasma, wherein the first DC pulse signal is repeated at a first period including a first section and a second section subsequent to the first section, the first DC pulse signal has a first level during the first section, and the first DC pulse signal has a second level different from the first level during the second section.
    Type: Application
    Filed: September 19, 2023
    Publication date: April 11, 2024
    Inventors: Ji Mo LEE, Dong Hyeon NA, Myeong Soo SHIN, Woong Jin CHEON, Kyung-Sun KIM, Jae Bin KIM, Tae-Hwa KIM, Seung Bo SHIM
  • Patent number: 11956411
    Abstract: An image signal processor includes a register and a disparity correction unit. The register stores disparity data obtained from a pattern image data that an image senor generates, and the image sensor includes a plurality of pixels, and each of the pixel includes at least a first photoelectric conversion element and a second photoelectric conversion element. The image sensor generates the pattern image data in response to a pattern image located at a first distance from the image sensor. The disparity correction unit corrects a disparity distortion of an image data based on the disparity data to generate a result image data, and the image senor generates the image data by capturing an object.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee Kang, Young-Jun Song, Dong-Ki Min, Jong-Min You, Jee-Hong Lee, Seok-Jae Kang, Taek-Sun Kim, Joon-Hyuk Im
  • Publication number: 20240105897
    Abstract: A display device comprises a first substrate comprising a first contact hole, a laser absorption layer disposed on the first substrate and containing amorphous silicon, a first barrier insulating layer disposed on the laser absorption layer, fan-out lines disposed in a metal layer on the first barrier insulating layer and comprising pad portions inserted into second contact holes provided in the first barrier insulating layer and the laser absorption layer, a second barrier insulating layer disposed on the metal layer, a second substrate disposed on the second barrier insulating layer, and a display layer disposed on the second substrate. The second substrate is inserted into a third contact hole provided in the second barrier insulating layer, the first barrier insulating layer, and the laser absorption layer disposed between the pad portions.
    Type: Application
    Filed: July 21, 2023
    Publication date: March 28, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: Se Hun CHOI, Dong Sung LEE, Mi Sun KIM, Byung Hoon KIM, Tae Oh KIM
  • Patent number: 11941249
    Abstract: A memory device, a host device and a memory system are provided. The memory device may include a plurality of storage units configured to store data, and at least one device controller configured to, receive a read command from at least one host device and to read data stored in the plurality of storage units in response to the read command, the at least one host device including at least one host memory including a plurality of HPB (high performance boosting) entry storage regions, and provide the at least one host device with a response command, the response command indicating an activation or deactivation of the plurality of HPB entry storage regions, the response command including HPB entry type information which indicates a HPB entry type of the HPB entry storage region.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Woo Kim, Jae Sun No, Byung June Song, Kyoung Back Lee, Wook Han Jeong
  • Patent number: 11940694
    Abstract: A method for manufacturing a light modulation device is provided. The light modulation device is capable of removing defects such as orientation irregularities. The light modulation device further improves the orientation state in the light modulation device that adjusts orientation of a liquid crystal compound or the like with a liquid crystal alignment film and a pressure-sensitive adhesive layer or adhesive layer.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: March 26, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Jung Sun You, Dong Hyun Oh, Cheol Min Yun, Jin Hong Kim, Jung Woon Kim, Min Jun Gim
  • Publication number: 20240098972
    Abstract: A memory device includes a substrate, an active layer spaced apart from a surface of the substrate and laterally oriented in a first direction and including an opened first side, a closed second side, and a channel layer between the first side and the second side, and a word line laterally oriented in a second direction crossing the first direction while surrounding the channel layer.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 21, 2024
    Inventors: Il Do KIM, Dong Sun SHEEN, Seung Hwan KIM
  • Publication number: 20240099129
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 21, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Publication number: 20240090325
    Abstract: The present invention relates to a composition for an organic optoelectronic device, the composition comprising: a first host compound represented by Chemical Formula 1 below; and a second host compound represented by Chemical Formula 2 below, to an organic optoelectronic device using the composition and a display device. The details of Chemical Formulas 1 and 2 above are as defined in the specification.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 14, 2024
    Inventors: Dong Wan RYU, Chang Ju SHIN, Seungjae LEE, Hyung Sun KIM, Yuna JANG, Eun Sun YU, Sung-Hyun JUNG
  • Patent number: 11927852
    Abstract: An optical device is disclosed herein. In some embodiments, a optical device includes a liquid crystal element having a top surface, a bottom surface, and sides separating the top surface and the bottom surface, and an outer layer surrounding the sides of the liquid crystal element, wherein the liquid crystal element comprises a first base layer, a second base layer, a liquid crystal layer positioned between the first base layer and the second base layer, a pressure-sensitive adhesive layer positioned between the first base layer and the liquid crystal layer, and a spacer to maintain a gap between the first base layer and the second base layer, wherein the optical device satisfies Equation 1: ?T2×0.4?T1?T2?T2×0.4??[Equation 1] wherein, T1 is a thickness of the outer layer, and T2 is a thickness of the liquid crystal element.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: March 12, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Jung Woon Kim, Jung Sun You, Doo Young Huh, Dong Hyun Oh
  • Patent number: 11912674
    Abstract: The present invention provides methods for treating or ameliorating metabolic diseases, cholestatic liver diseases, or organ fibrosis, which comprises administering to a subject a therapeutically effective amount of a pharmaceutical composition comprising an isoxazole derivative, a racemate, an enantiomer, or a diastereoisomer thereof, or a pharmaceutically acceptable salt of the derivative, the racemate, the enantiomer, or the diastereoisomer.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: February 27, 2024
    Assignee: IL DONG PHARMACEUTICAL CO., LTD.
    Inventors: Jae-Hoon Kang, Hong-Sub Lee, Yoon-Suk Lee, Jin-Ah Jeong, Sung-Wook Kwon, Jeong-Guen Kim, Kyung-Sun Kim, Dong-Keun Song, Sun-Young Park, Kyeo-Jin Kim, Ji-Hye Choi, Hey-Min Hwang
  • Publication number: 20230413425
    Abstract: A circuit board according to an embodiment includes a first insulating layer including a first region and a second region; and a first circuit pattern layer disposed on the first insulating layer; wherein the first circuit pattern layer includes a first electrode disposed on the first region of the first insulating layer and including a first opening, and wherein the first opening pass through upper and lower surfaces of the first electrode.
    Type: Application
    Filed: November 19, 2021
    Publication date: December 21, 2023
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Myung Jae KWON, Dong Sun KIM, Sang Hyuck NAM, Sung Wuk RYU, Chang Woo YOO, Ju Hyun LEE
  • Publication number: 20230217592
    Abstract: A circuit board according to an embodiment includes an insulating layer including an upper surface and a lower surface, and having a via hole passing through the upper surface and the lower surface in a thickness direction from the upper surface to the lower surface, wherein the via hole includes: a first via part adjacent to the upper surface and having a constant inclination angle along the thickness direction; a second via part adjacent to the lower surface and having a constant inclination angle along the vertical direction; and a third via part disposed between the first via part and the second via part and having an inclination angle different from an inclination angle of the first via part and an inclination angle of the second via part.
    Type: Application
    Filed: May 21, 2021
    Publication date: July 6, 2023
    Inventors: Dong Sun KIM, Sang Hyuck NAM, Sung Wuk RYU