Patents by Inventor Hyun-Cheol Kim

Hyun-Cheol 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: 12082443
    Abstract: A display device includes an organic light emitting diode, a first transistor driving the organic light emitting diode, a second transistor transmitting a data signal to the first transistor, a third transistor transmitting a first power voltage to the first transistor, wherein a semiconductor pattern of the first transistor is disposed over a semiconductor pattern of the second transistor, a semiconductor pattern of the third transistor is disposed over the semiconductor pattern of the first transistor, a lower transistor insulating film is disposed between the semiconductor pattern of the first transistor and the semiconductor pattern of the second transistor, and an upper transistor insulating film is disposed between the semiconductor pattern of the first transistor and the semiconductor pattern of the third transistor.
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: September 3, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: June Hwan Kim, Tae Young Kim, Jong Woo Park, Ki Ju Im, Ji Ho Moon, Hyun Cheol Hwang
  • Patent number: 12077683
    Abstract: The present application provides a pressure-sensitive adhesive layer comprising at least first and second regions having different physical properties, wherein the difference in physical properties, such as an elastic modulus or creep strain rate is maintained relatively large for each region, and the difference in physical properties, such as a peel force or recovery rate is maintained relatively small for each region.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: September 3, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Byung Su Park, Hyun Cheol Kim, Hyon Gyu Park
  • Publication number: 20240279158
    Abstract: A novel compound for a capping layer, and an organic light emitting device containing the same are disclosed.
    Type: Application
    Filed: March 13, 2024
    Publication date: August 22, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Dong Jun KIM, Dong Hyun LEE, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Tae Jin LEE, Yeong Rong PARK, Dae Woong LEE, Il Soo OH, Bo Ra LEE, Hyeon Jeong IM, Ill Hun CHO
  • Patent number: 12067856
    Abstract: A smoke detection apparatus based on multiple wavelengths is provided, which includes: a chamber configured to receive an inflow of a smoke; a detector including a light emitter having a plurality of light sources that radiate light having a plurality of different wavelengths into a space in the chamber, and a light receiver configured to receive scattered light by the plurality of light sources; and a controller configured to control an operation of the detector and to distinguish between fire smoke and non-fire quasi-smoke by detecting and analyzing a light receiving signal of the light receiver.
    Type: Grant
    Filed: July 15, 2022
    Date of Patent: August 20, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hoe Sung Yang, Soo Cheol Kim, Hyun Seok Kim, So Yung Park, Kang Bok Lee, Kwang Soo Cho, Kyu Won Han
  • Publication number: 20240270403
    Abstract: An auxiliary propulsion apparatus of an air vehicle may include an engine mounted in a fuselage of the air vehicle, a generator configured to be driven using power from the engine, a compressor configured to be driven by the engine or the generator, a battery configured to store electricity generated by the generator, an electricity distributor connected to the generator, the battery and the main propulsion apparatus and configured to distribute electricity generated by the generator to the battery and to a main propulsion apparatus, and at least one nozzle device configured to jet high-pressure gas, supplied from the compressor, to an outside of the fuselage.
    Type: Application
    Filed: April 24, 2024
    Publication date: August 15, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Woo Suk JUNG, Gwi Taek KIM, Yoon Cheol JEON, Hyun Ki CHO
  • Publication number: 20240271038
    Abstract: A novel compound for a light emitting device, and an organic light emitting device containing the same are disclosed.
    Type: Application
    Filed: March 13, 2024
    Publication date: August 15, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Byung Cheol MIN, Hee Joo KIM, Dong Hyun LEE, Ja Eun ANN, Dong Yuel KWON, Tae Min KIM, Hyeon Jeong IM, Il Soo OH, Yeong Rong PARK, Dae Woong LEE, Bo Ra LEE, Ill Hun CHO
  • Publication number: 20240276871
    Abstract: A novel compound for a light emitting device, and an organic light emitting device containing the same are disclosed.
    Type: Application
    Filed: March 13, 2024
    Publication date: August 15, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Byung Cheol MIN, Dong Jun KIM, Jeong Woo HAN, Hyung Jin LEE, Ja Eun ANN, Dong Yuel KWON, Dae Woong LEE, Hyeon Jeong IM, Yeong Rong PARK, Il Soo OH, Bo Ra LEE, Ill Hun CHO
  • Publication number: 20240254112
    Abstract: A novel compound for a capping layer, and an organic light emitting device containing the same are disclosed.
    Type: Application
    Filed: March 25, 2024
    Publication date: August 1, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Byung Cheol MIN, Dong Jun KIM, Jeong Woo HAN, Hyung Jin LEE, Ja Eun ANN, Dong Yuel KWON
  • Publication number: 20240251257
    Abstract: Disclosed are a method and an apparatus for improving mobility management performance by reducing unnecessary handovers in a communication system. a method of a terminal may comprise: receiving cell prediction configuration information; generating measurement results by performing measurements on a serving cell and neighbor cell(s) based on signal strength measurement configuration information; and generating a result of predicting a best cell by performing best cell prediction based on the measurement results.
    Type: Application
    Filed: December 15, 2023
    Publication date: July 25, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyun Seo PARK, Yong Jin KWON, Yun Joo KIM, Han Jun PARK, Jung Bo SON, An Seok LEE, Yu Ro LEE, Sung Cheol CHANG, Heesoo LEE
  • Publication number: 20240251591
    Abstract: A novel compound for a capping layer, and an organic light-emitting device containing the same are disclosed.
    Type: Application
    Filed: December 29, 2023
    Publication date: July 25, 2024
    Inventors: Ho Wan HAM, Hyun Cheol AN, Hee Joo KIM, Dong Jun KIM, Dong Hyun LEE, Ja Eun ANN, Dong Yuel KWON, Sung Kyu LEE, Ill Hun CHO, Bo Ra LEE, Yeong Rong PARK, Il Soo OH, Dae Woong LEE, Hyeon Jeong IM
  • Patent number: 12048150
    Abstract: A semiconductor memory device having improved electrical characteristics is provided. The semiconductor memory device comprises a first semiconductor pattern separated from a substrate in a first direction, a first gate structure extending in the first direction and penetrating the first semiconductor pattern, a first conductive connecting line connected to the first semiconductor pattern and extending in a second direction different from the first direction, and a second conductive connecting line connected to the first semiconductor pattern. The first gate structure is between the first conductive connecting line and the second conductive connecting line, the first gate structure includes a first gate electrode and a first gate insulating film, and the first gate insulating film includes a first charge holding film contacting with the first semiconductor pattern.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: July 23, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyung Hwan Lee, Yong Seok Kim, Il Gweon Kim, Hyun Cheol Kim, Hyeoung Won Seo, Sung Won Yoo, Jae Ho Hong
  • Publication number: 20240244306
    Abstract: The present embodiment relates to a camera device comprising: a first substrate; a base being disposed on the first substrate; an image sensor being disposed on the first substrate to move in a direction perpendicular to an optical axis; a housing coupling with the base; a bobbin being disposed on the base and disposed to move in a direction of the optical axis; a sensing substrate being disposed in the housing; and a connection substrate connecting the image sensor and the first substrate, wherein the connection substrate may comprise a first terminal part being connected to the first substrate and a second terminal part being connected to the sensing substrate.
    Type: Application
    Filed: May 13, 2022
    Publication date: July 18, 2024
    Inventors: Sang Ok PARK, Jung Cheol KIM, Hyun Soo KIM
  • Publication number: 20240244325
    Abstract: The present embodiment relates to a camera device comprising: a fixed part; a first moving part comprising a lens and disposed inside the fixed part; a second moving part comprising an image sensor and disposed inside the fixed part; a first magnet and a second magnet disposed in the fixed part; a first coil disposed in the first moving part and disposed at a position corresponding to the first magnet; and a second coil disposed in the second moving part and disposed at a position corresponding to the second magnet, wherein the first coil moves the first moving part in an optical axis direction, wherein the first magnet is overlapped with the second magnet in the optical axis direction, and wherein the length of the first magnet in the optical axis direction is longer than the length of the second magnet.
    Type: Application
    Filed: May 13, 2022
    Publication date: July 18, 2024
    Inventors: Sang Ok PARK, Jung Cheol KIM, Hyun Soo KIM
  • Publication number: 20240244323
    Abstract: The present embodiment relates to a camera device comprising: a first substrate; a base disposed on the first substrate; a second substrate spaced apart from the first substrate; an image sensor electrically connected to the second substrate; a holder disposed on the second substrate; a driving unit for moving the image sensor in a direction perpendicular to the optical axis direction with respect to the first substrate; and a connection substrate electrically connecting the first substrate and the second substrate, wherein the connection substrate comprises a first part fixed to the holder and a second part fixed to the base.
    Type: Application
    Filed: May 13, 2022
    Publication date: July 18, 2024
    Inventors: Jung Seok OH, Jung Cheol KIM, Hyun Soo KIM
  • Patent number: 12037518
    Abstract: Provided are an adhesive composition, an adhesive layer comprising the same and a foldable display comprising the same.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: July 16, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Hee Song, Hyon Gyu Park, Hyun Cheol Kim
  • Publication number: 20240233193
    Abstract: The present invention relates to a method and apparatus for encoding a displacement video using image tiling. A method for encoding multi-dimensional data according to an embodiment of the present disclosure may comprise: converting the multi-dimensional data into one or more frames with two-dimensional characteristics; generating one or more frame groups by grouping the one or more frames with pre-configured number units; reconstructing frames belonging to each frame group into a tiled frame; and generating a bitstream by encoding the tiled frame. Here, the tiled frame may be constructed with one or more blocks, and each block may be constructed by rearranging pixels existing at the same location in the frames.
    Type: Application
    Filed: October 18, 2023
    Publication date: July 11, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Da Yun NAM, Hyun Cheol KIM, Jeong Il SEO, Seong Yong LIM, Chae Eun RHEE, Gwang Cheol RYU, Yong Wook SEO, Hyun Min JUNG
  • Publication number: 20240218149
    Abstract: The present invention relates to a monomer composition for synthesizing recycled plastic which comprises an aromatic diol compound, wherein a ratio of aromatic diol compound derivative impurity according to Equation 1 is 10% or less, the monomer composition has a color coordinate b* of 0.01 to 2, and the monomer composition is recovered from a polycarbonate-based resin, a preparation method thereof, and a recycled plastic, and molded product using the same.
    Type: Application
    Filed: April 12, 2023
    Publication date: July 4, 2024
    Applicant: LG CHEM, LTD.
    Inventors: Hyunyoung LEE, Jun Beom PARK, Hyun Cheol KIM
  • Publication number: 20240218120
    Abstract: The present invention relates to a monomer composition for synthesizing recycled plastic which comprises an aromatic diol compound, wherein a ratio of aromatic diol compound derivative impurity according to Equation 1 is 2% or less, wherein a yield of the aromatic diol compound according to Equation 2 is 80% or more, and the monomer composition is recovered from a polycarbonate-based resin, a preparation method thereof, and a recycled plastic, and molded product using the same.
    Type: Application
    Filed: April 12, 2023
    Publication date: July 4, 2024
    Applicant: LG CHEM, LTD.
    Inventors: Jun Beom PARK, Hyunyoung LEE, Hyun Cheol KIM
  • Publication number: 20240221380
    Abstract: A real-time automatic region of interest extraction method, apparatus, and recording medium adaptive to the broadcast content characteristics of the present disclosure may include confirming whether a region of interest of a current frame is a cluster-centered region of interest or an object-centered region of interest, extracting a tracking-based region of interest of the current frame according to a type of the region of interest, and determining a final region of interest of the current frame based on the extracted tracking-based region of interest of the current frame.
    Type: Application
    Filed: January 3, 2024
    Publication date: July 4, 2024
    Inventors: Da Yun NAM, Seong Yong LIM, Hyun Cheol KIM, Joo Myoung SEOK
  • Publication number: 20240190797
    Abstract: The present specification relates to a compound of Chemical Formula 1, a method for preparing the same, and a single molecule and a polymer derived from the compound.
    Type: Application
    Filed: November 10, 2022
    Publication date: June 13, 2024
    Inventors: Jihye Jung, Beomsu Park, Hyun Cheol Kim