Patents by Inventor Sung-cheol Kim

Sung-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).

  • Publication number: 20240414515
    Abstract: An operation method of a relay terminal for relaying radio communication between a base station and a remote terminal may comprise: recognizing a relay request of the remote terminal for system information provided by the base station; acquiring the system information from the base station; and transmitting the system information to the remote terminal.
    Type: Application
    Filed: August 19, 2024
    Publication date: December 12, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sung Cheol CHANG, Jae Heung KIM
  • Patent number: 12164734
    Abstract: A display device including a touch sensing unit including a first touch conductive layer, a first touch insulating layer disposed on the first touch conductive layer, and a second touch conductive layer disposed on the first touch insulating layer. The touch sensor area includes a first touch sensor area located at a center of the touch sensor area, and a second touch sensor area located between the first touch sensor area and the curved portion. The first touch conductive layer includes a touch connection electrode connecting adjacent first touch electrodes, and a plurality of capacitance (cap) compensation patterns arranged in the second touch sensor area. The plurality of cap compensation patterns includes a first cap compensation pattern electrically connected to the adjacent first touch electrode and a second cap compensation pattern electrically connected to the adjacent second touch electrode.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: December 10, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Jin Yang, Ki Cheol Kim, Sung Hee Kim, Hyun Sik Park, Chun Gi You, Sung Ho Cho, Min Ho Chae
  • Patent number: 12166101
    Abstract: A method of manufacturing a high-electron-mobility transistor device is provided. The method includes sequentially forming a transition layer and a semiconductor layer on a substrate, etching a portion of a surface of the semiconductor layer to form a barrier layer region having a certain depth and forming a barrier layer in the barrier layer region, forming a source electrode and a drain electrode on a 2-dimensional electron gas (2-DEG) layer upward exposed at a surface of the semiconductor layer, in defining the 2-DEG layer formed along an interface between the semiconductor layer and the barrier layer, forming a passivation layer on the semiconductor layer, the barrier layer, the source electrode, and the drain electrode and etching a portion of the passivation layer to upward expose the source electrode, the drain electrode, and the barrier layer, and forming a gate electrode on the upward exposed barrier layer.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: December 10, 2024
    Assignee: ELECTRONICS AND TELECOMMINICATIONS RESEARCH INSTITUTE
    Inventors: Soo Cheol Kang, Hyun Wook Jung, Seong IL Kim, Hae Cheon Kim, Youn Sub Noh, Ho Kyun Ahn, Sang Heung Lee, Jong Won Lim, Sung Jae Chang, Il Gyu Choi
  • Patent number: 12164336
    Abstract: The present disclosure provides an electronic device, including a flexible display, a frame part configured to support the flexible display and comprise a first frame and a second frame disposed so as to be slidable with respect to the first frame, a driving part configured to change a shape of the flexible display based on a relative position between the first frame and the second frame, and a controller, wherein the controller performs a designated operation in response to reception of an input signal. Other example embodiments are possible.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: December 10, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Ah Rah Koh, Hak Ho Choi, Seong Cheol Lee, Sung Do Kim
  • Patent number: 12139604
    Abstract: The present disclosure provides a polyalkylene carbonate-based resin having excellent thermal stability, thereby having an improved heat shrinkage phenomenon, and a molded article produced using the same. The polyalkylene carbonate-based resin includes 100 parts by weight of a base resin including a polyalkylene carbonate resin and a polylactide resin, and 5 parts by weight to 10 parts by weight of a heat shrinkage prevention agent, wherein the base resin includes the polyalkylene carbonate resin and the polylactide resin in a weight ratio of 6:4 to 4:6, and the heat shrinkage prevention agent is one or more selected from the group consisting of a polyalkyl(meth)acrylate-based resin, a polyalphaolefin-vinyl acetate-based resin, and a polyoxyalkylene-based resin.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: November 12, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Won Hee Woo, Seung Young Park, Sung Kyoung Kim, Sang Cheol Shin, Kyung Min Min, Won Seok Kim
  • Patent number: 12140068
    Abstract: A water management system for a hydrogen engine is capable of reducing a capacity of a water tank for storing cooling water injected into the hydrogen engine and is capable of not requiring separate replenishment of water for the water tank. The water management system includes: a water tank module, which stores water for cooling the hydrogen engine; a water pump provided at the water tank module and configured to supply the water stored in the water tank module to the hydrogen engine; and an exhaust line provided between the hydrogen engine and the water tank module and configured to supply an exhaust gas, which contains water vapor discharged from the hydrogen engine, to the water tank module.
    Type: Grant
    Filed: December 11, 2023
    Date of Patent: November 12, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAM INDUSTRIAL CO., LTD.
    Inventors: Seon Woo Boo, Ju Tae Song, Seong Cheol Cho, Sung Won Lee, Seung Hwan Kim, Yong Taek Hwang, Bu Hyeon Cho, Seung Hwan Lee
  • Patent number: 12137479
    Abstract: An operation method of a base station in a communication system may comprise: generating first RACH configuration information for a normal terminal; generating second RACH configuration information for a RedCap terminal; transmitting a message including the first RACH configuration information and the second RACH configuration information; and performing a random access procedure with a first terminal based on the message, wherein a terminal type of the first terminal is identified based on the first RACH configuration information and the second RACH configuration information, and the terminal type is the normal terminal or the RedCap terminal.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: November 5, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Hoon Lee, Jae Heung Kim, Sung Cheol Chang
  • Patent number: 12129515
    Abstract: Techniques regarding screening for mutations using nanoscale deterministic arrays are provided. For example, one or more embodiments described herein can comprise a method, which can comprise cleaving a deoxyribonucleic acid segment hybridized with a molecular probe to form a sample fluid. The cleaving can occur at a first end and a second end of the molecular probe. Also, the cleaving can comprise a cleaving agent that targets base pair mismatches. The method can also comprise supplying the sample fluid to a nanoscale deterministic lateral displacement array to screen for a single nucleotide polymorphism.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: October 29, 2024
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Stacey Gifford, Benjamin Wunsch, Joshua T. Smith, Sung-Cheol Kim
  • Publication number: 20240352925
    Abstract: An air compressor for a vehicle includes a chamber portion including an inlet and an outlet mounted thereto, and configured to receive air introduced thereinto through the inlet, a joint, mounted inside the chamber portion, connected to a driving motor, and including eccentric circular portions eccentrically coupled to a center shaft in directions providing equal forces to the center shaft, respectively, and piston portions, coupled to the eccentric circular portions, respectively, inserted into a first cylinder and a second cylinder, respectively, the first cylinder and the second cylinder being disposed to face each other inside the chamber portion, and configured to selectively compress air introduced into the cylinders while reciprocating by a discharge process and an intake process performed by rotation of the joint and to discharge the compressed air through the outlet.
    Type: Application
    Filed: October 26, 2023
    Publication date: October 24, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundam Industrial Co., Ltd.
    Inventors: Seong Cheol CHO, Yoon Geun Cho, Sung Won Lee, Je Yeon Kim, Yong Taek Hwang, Hyun Jin Kang, II Kyu Choi
  • Publication number: 20240357810
    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: Application
    Filed: June 28, 2024
    Publication date: October 24, 2024
    Applicant: 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: 20240344772
    Abstract: The present disclosure relates to a heat sink apparatus including a heating body that receives heat from an external heat source, a supplier that is supported by the heating body and supplies a cooling fluid, and a jet ejection part that is provided in the supplier and injects the cooling fluid supplied by the supplier toward the heating body.
    Type: Application
    Filed: April 2, 2024
    Publication date: October 17, 2024
    Applicant: Research & Business Foundation Sungkyunkwan University
    Inventors: Sung-Min KIM, Hyeong-Geun KIM, Santhosh SENGUTTUVAN, Hong-Cheol SHIN, Won-Woo CHOI
  • Publication number: 20240343975
    Abstract: An electron transport layer composition for inkjet printing is described. The composition includes metal oxide nanoparticles and at least three solvents being different in terms of at least one of viscosity, polarity, or vapor pressure. A method for preparing the composition and a light-emitting device having an electron transport layer formed from the composition are also described.
    Type: Application
    Filed: July 5, 2022
    Publication date: October 17, 2024
    Inventors: Do Hyeong Kim, So Mang Kim, Gyu Cheol Yoon, Byung Ju Park, Kyung Nam Kim, Sung Min Ha, Chun Rae Nam
  • Publication number: 20240340975
    Abstract: A method and apparatus for NSTR communication in a communication system supporting multiple links are disclosed. A method for a first device comprises the steps of: if a first backoff operation has succeeded on a first link belonging to a first pair of NSTR links on which an STR operation of a second device is not supported, transmitting a first data frame to the second device on the first link; performing a second backoff operation for transmission of a second data frame on a second link belonging to the first pair of NSTR links; if the second backoff operation has succeeded on the second link, identifying whether or not a transmission operation of the second device is performed on the first link belonging to the pair of NSTR links; and transmitting the second data frame to the second device on the second link.
    Type: Application
    Filed: July 19, 2022
    Publication date: October 10, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Publication number: 20240337443
    Abstract: Disclosed is a kiln having a portion with which raw materials for preparing active materials and/or the prepared active materials come into contact during firing, the portion containing a substance represented by the following Formula 1: NiaXz ??(1) wherein a and z are weight fractions satisfying 0.85?a<1 and 0<z?0.15, respectively; and X includes at least one element selected from the group consisting of Cr, Fe, Co, Mn, P, Cu, Mo, Si, Nb, Ti, W, C, Na, Al, Mg, Zn, B, Ta, O, Sn, Ag, Re, Ru and Zr, or an alloy or compound of at least two elements selected therefrom.
    Type: Application
    Filed: June 28, 2022
    Publication date: October 10, 2024
    Inventors: Sung Woo CHO, Sung Kyun CHANG, Hyuk Won KWON, Ji Woo OH, Doe Hyoung KIM, Hyeon Cheol JEONG
  • Publication number: 20240340950
    Abstract: Disclosed are a method and device for bidirectional communication in a wireless LAN. The method of a first STA comprises the steps of: receiving, from an AP, a first frame including an information element indicating TXOP sharing; confirming a shared TXOP duration on the basis of the first frame; and communicating with a second STA within the shared TXOP duration.
    Type: Application
    Filed: August 11, 2022
    Publication date: October 10, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM
  • Patent number: 12114351
    Abstract: An operation method of a terminal in a communication system may comprise receiving first random access (RA) configuration information and second RA configuration information from a base station; transmitting a Msg1 to the base station based on the second RA configuration information; receiving a Msg2, which is a response to the Msg1, from the base station; and repeatedly transmitting a Msg3 K times to the base station.
    Type: Grant
    Filed: January 25, 2023
    Date of Patent: October 8, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Cheul Soon Kim, Jae Heung Kim, Sung Hyun Moon, Jung Hoon Lee, Sung Cheol Chang
  • Publication number: 20240326022
    Abstract: Provided is a single atom catalyst based on a carbon nanotube according to the present invention including a carbon support; and single atom metals supported on the carbon support, wherein the carbon support has a cone shape with an empty space formed therein and includes at least one carbon support having an open tip of the corn-shaped carbon support.
    Type: Application
    Filed: March 13, 2024
    Publication date: October 3, 2024
    Inventors: Nam Dong KIM, Jae Young JUNG, Sung Jong YOO, Bon-Cheol KU, Min Woo KIM, Hyeonsu JEONG
  • Publication number: 20240334509
    Abstract: A method and a device for direct communication in a communication system supporting multiple links are disclosed. A method of an AP MLD comprises the steps of: transmitting a trigger frame in multiple links including a first link and a second link; receiving a response frame for the trigger frame from a first STA associated with an STA MLD in the first link; receiving a first data frame from a third STA in the second link; and when a subject to receive the first data frame is a second STA associated with the STA MLD, transmitting a second data frame generated on the basis of the first data frame, to the first STA in the first link.
    Type: Application
    Filed: July 12, 2022
    Publication date: October 3, 2024
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM, Ju Seong MOON
  • Publication number: 20240317024
    Abstract: An electric compressor of an air conditioning system and a control method thereof. In one method, a stable operation of the electric compressor is ensured by means of logic to protect an inverter unit provided in the electric compressor before an inverter element is damaged due to overheating, so that safety can be secured.
    Type: Application
    Filed: November 25, 2022
    Publication date: September 26, 2024
    Inventors: Chi Myeong Moon, Sung Joon Lee, Young Min Kim, Hong Min Kim, Gu Hyun Ryu, Soo Cheol Jeong, Joo Young Lee, Jae Min Lee
  • Publication number: 20240322497
    Abstract: A connector assembly according to the present invention comprises a receptacle connector and a plug connector vertically coupled to the receptacle connector, the plug connector including: a signal pin having one side in electrical contact with a signal line of a cable and the other side in elastic contact with a clip pin of the receptacle connector; a shield can formed to enclose the signal pin such that the other side of the signal pin is exposed downwards and to be electrically spaced apart from the signal pin; a first insulating member coupled to the signal pin to insulate between the signal pin and the shield can; and a plug shell which has an open lower portion and encloses an upper surface and a side surface of the shield can to expose the other side of the signal pin downwards, the receptacle connector including: a clip pin which has a lower portion in contact with a signal pad of a circuit board and an upper portion in elastic contact with the other side of the signal pin; a receptacle base which is f
    Type: Application
    Filed: January 11, 2022
    Publication date: September 26, 2024
    Inventors: Byoung Nam Kim, Kyoung Il Kang, Joung Min Park, Sung Cheol Cho, Jin Kook Jun, Sung Gyu Park, Jong Wook Ham