Patents by Inventor Yeong-Jun Kim

Yeong-Jun 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: 20240082345
    Abstract: Provided is a peptide composition for preventing or treating Alzheimer's dementia. A peptide or a salt substituent thereof according to the presently claimed subject matter exhibits effects such as suppression of LPS-mediated cytokine production, suppression of LPS-induced neuroinflammation, amelioration of cognitive impairment, suppression of beta amyloid or tau protein aggregation, and suppression of neuronal loss. The polypeptide or the salt substituent thereof can permeate the blood-brain barrier, and thus, is expected to be usefully used for preventing or treating Alzheimer's dementia.
    Type: Application
    Filed: August 25, 2021
    Publication date: March 14, 2024
    Applicant: HLB SCIENCE INC.
    Inventors: Yeong Min PARK, Wahn Soo CHOI, Seung-Hyun LEE, In Duk JUNG, Yong Joo KIM, Seung Jun LEE, Sung Min KIM, Mi Suk LEE, Hee Jo PARK, Seung Pyo CHOI, Minho MOON, Soo Jung SHIN, Sujin KIM, Yong Ho PARK, Jae-Yong PARK, Kun Ho LEE
  • Patent number: 11925110
    Abstract: Disclosed is a polycyclic aromatic compound that can be employed in an organic layer of an organic electroluminescent device. Also disclosed is a highly efficient organic electroluminescent device including the polycyclic aromatic compound. The use of the polycyclic aromatic compound significantly improves the luminous efficiency of the device.
    Type: Grant
    Filed: March 19, 2021
    Date of Patent: March 5, 2024
    Assignee: SFC CO., LTD.
    Inventors: Kyeong-hyeon Kim, Se-jin Lee, Yeong-tae Choi, Ji-yung Kim, Kyung-tae Kim, Myeong-jun Kim
  • Publication number: 20240054351
    Abstract: Disclosed herein is a method of operating a terminal according to an embodiment, including: receiving, by the terminal, federated learning-related configuration information; learning, by the terminal, a local model based on the federated learning-related configuration information; receiving, by the terminal, a local model weight request message; transmitting a first response message based on the received weight request message; receiving information associated with a total local model based on the first response message; transmitting a second response message based on the received information associated with the total local model; receiving resource allocation-related information based on the second response message; and performing federated learning based on the received resource allocation-related information.
    Type: Application
    Filed: December 6, 2021
    Publication date: February 15, 2024
    Inventors: Tae Hyun LEE, Kyung Ho LEE, Sangrim LEE, Yeong Jun KIM, Ki Jun JEON, Sungjin KIM
  • Publication number: 20240010046
    Abstract: An embodiment heat pump system for a vehicle includes a cooling apparatus including a radiator and a multi-way valve connected by a first coolant line and configured to circulate a coolant in the first coolant line, a second coolant line including first and second ends connected to the multi-way valve and equipped with a first water pump and an electrical component, a third coolant line including first and second ends connected to the multi-way valve and equipped with a second water pump and a battery module, a chiller provided on the third coolant line, connected to a refrigerant line of an air conditioner device through a refrigerant connection line, and configured to adjust a temperature of the coolant circulated in the third coolant line, and a gas injection device configured to selectively expand a refrigerant and to selectively supply some of the refrigerant to a compressor.
    Type: Application
    Filed: December 2, 2022
    Publication date: January 11, 2024
    Inventors: Jeawan Kim, Hochan An, Wan Je Cho, Hoyoung Jeong, Man Hee Park, Yeong Jun Kim, Jae Yeon Kim, Yeonho Kim
  • Publication number: 20240007849
    Abstract: The present disclosure relates to a method of operating a terminal according to an embodiment, including receiving, by the terminal, federated learning-related configuration information from a base station, configuring, by the terminal, a resource associated with federated learning based on the federated learning-related configuration information, transmitting, by the terminal, a differential privacy level to the base station, receiving, by the terminal, the differential privacy-related information from the base station, generating, by the terminal, a pseudo random sequence based on the differential privacy-related information, and transmitting, by the terminal, data to the base station based on the pseudo random sequence. The differential privacy-related information is based on the differential privacy level. The data is transmitted based on the configured resource.
    Type: Application
    Filed: November 30, 2021
    Publication date: January 4, 2024
    Inventors: Kyung Ho LEE, Sangrim LEE, Yeong Jun KIM, Sungjin KIM
  • Publication number: 20230415539
    Abstract: An embodiment is a heat pump system for a vehicle, including a first cooling device including a first radiator, a first water pump, and a first valve connected by a first coolant line, a second cooling device including a second radiator and a second water pump connected by a second coolant line, a third cooling device including a third coolant line connected to the second cooling device through a first valve, a third water pump provided on the third coolant line, and a battery module and, a chiller provided on the third coolant line, and a gas injection device configured to selectively expand a refrigerant supplied from an internal condenser included in an air conditioner and supply the expanded refrigerant to a heat exchanger of the air conditioner, and selectively supply a portion of the refrigerant to a compressor.
    Type: Application
    Filed: November 9, 2022
    Publication date: December 28, 2023
    Inventors: Jeawan Kim, Hochan An, Yeonho Kim, Man Hee Park, Yeong Jun Kim, Jae Yeon Kim, Hoyoung Jeong
  • Publication number: 20230379949
    Abstract: The present disclosure a method of operating a user equipment (UE) in a wireless communication system, the method comprising: transmitting a reference signal to a base station by the UE; receiving a response message from the base station based on the reference signal by the UE; and transmitting a local parameter of a local model to the base station by the UE, wherein the response message comprises transmission mode information, resource allocation information and feedback information of the reference signal, and wherein the transmission mode information indicates a first transmission mode or a second transmission mode, the local parameter of the local parameter is transmitted based on the indicated first transmission mode or second transmission mode, and the local parameter of the local model is related to federated learning.
    Type: Application
    Filed: October 29, 2021
    Publication date: November 23, 2023
    Applicant: LG ELECTRONICS INC.
    Inventors: Yeong Jun KIM, Sangrim LEE, Hojae LEE, Ki Jun JEON, Sungjin KIM, Tae Hyun LEE
  • Publication number: 20230372840
    Abstract: The disclosed gas-liquid separation device separates, from a liquid, gas mixed in the liquid. The gas-liquid separation device includes a body configured to allow mixed fluid to be introduced into a longitudinally central portion thereof, and to have a cylindrical structure having an inner diameter gradually reduced as the body extends from the central portion to opposite ends thereof, a pair of gas discharge pipes respectively provided at the opposite ends of the body and configured to discharge, to an exterior of the body, gas separated from the mixed fluid in an interior of the body, and a pair of liquid discharge pipes respectively provided at the opposite ends of the body and configured to discharge, to the exterior of the body, the mixed fluid from which the gas has been separated.
    Type: Application
    Filed: December 16, 2022
    Publication date: November 23, 2023
    Inventors: Ho Chan AN, Yeon Ho KIM, Jae Wan KIM, Ho Young JEONG, Yeong Jun KIM, Jae Yeon KIM, Man Hee PARK, Tae Sung KIM, Yeong Kwang CHO, Jun Ho YUN
  • Publication number: 20230330564
    Abstract: A gas-liquid separation device has a structure capable of increasing gas-liquid separation performance. The gas-liquid separation device includes: a housing including a fluid inlet passage, a liquid discharge passage, and a gas discharge passage; and a gas-liquid separation unit that is mounted inside the housing, disposed at a rear side of the fluid inlet passage. The gas-liquid separation unit separates a mixed fluid into a liquid and a gas by inducing rotation of the mixed fluid introduced into the housing through the fluid inlet passage. The gas-liquid separation device further includes a flow stabilization member provided at a rear end of the gas-liquid separation unit and configured to maintain a flow state of the liquid and the gas separated by the gas-liquid separation unit.
    Type: Application
    Filed: December 22, 2022
    Publication date: October 19, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Ho Chan An, Yeon Ho Kim, Jae Wan Kim, Ho Young Jeong, Yeong Jun Kim, Jae Yeon Kim, Man Hee Park, Tae Sung Kim, Yeong Kwang Cho, Jun Ho Yun
  • Patent number: 10696138
    Abstract: A control apparatus for a compressor of a vehicle capable of turning-on/off a compressor based on coolant pressure of an air conditioner in the winter and a method thereof are provided. The control apparatus includes a compressor that is configured to reduce a temperature by compressing a coolant of an air conditioner and a controller that is configured to operate the compressor, to confirm an operation coolant pressure of the air conditioner after operating the compressor. The controller also operates the compressor based on the operation coolant pressure of a measured coolant pressure of the air conditioner when an ambient temperature of the vehicle is less than a reference temperature.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: June 30, 2020
    Assignee: Hyundai Motor Company
    Inventor: Yeong Jun Kim
  • Patent number: 10538141
    Abstract: An apparatus for a vehicle includes a cooling fan installed in an engine compartment of the vehicle. A fan motor is connected with the cooling fan to drive the cooling fan. A state detector is configured to detect state data, and a controller is configured to control the cooling fan based on the state data when an intake temperature is within a predetermined range, to determine whether the state data satisfies a decision reference condition, and to lock the fan motor according to a change rate of air conditioner refrigerant pressure during a measurement time when the state data satisfies the decision reference condition.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: January 21, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Yeong Jun Kim, Taewan Kim
  • Patent number: 10415863
    Abstract: A compressor control apparatus for a vehicle includes: a compressor configured to compress coolant of an air conditioner; a coolant temperature measurement unit configured to measure a coolant temperature; a data detector configured to detect state data for controlling the compressor; and a controller configured to determine an operation rate of the compressor based on the coolant temperature and the state data, and operate the compressor based on the operation rate of the compressor.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: September 17, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Yeong Jun Kim, Yangbo Kang, Jeongbin Park
  • Patent number: 10202021
    Abstract: The disclosure herein relates to a vehicle compressor control apparatus and control method, and more particularly to a vehicle compressor control apparatus for controlling compressor operating rate to allow braking according to brake negative pressure, while maintaining a minimum level of operation of the compressor. By preventing compressor deactivation during braking, the control apparatus assists in preventing moisture build-up of moisture on a windshield that decreases visibility for a driver and increases safety concerns. The apparatus includes: a compressor that reduces a temperature by compressing an air conditioner coolant; a data sensor that detects status data; and a controller that determines whether a brake negative pressure margin rate meets a first reference value when the status data satisfy a predetermined condition, and sets a compressor operating accordingly when the brake negative pressure margin rate meets a first reference value.
    Type: Grant
    Filed: November 28, 2016
    Date of Patent: February 12, 2019
    Assignee: HYUNDAI MOTOR COMPANY
    Inventor: Yeong Jun Kim
  • Publication number: 20180111444
    Abstract: An apparatus for a vehicle includes a cooling fan installed in an engine compartment of the vehicle. A fan motor is connected with the cooling fan to drive the cooling fan. A state detector is configured to detect state data, and a controller is configured to control the cooling fan based on the state data when an intake temperature is within a predetermined range, to determine whether the state data satisfies a decision reference condition, and to lock the fan motor according to a change rate of air conditioner refrigerant pressure during a measurement time when the state data satisfies the decision reference condition.
    Type: Application
    Filed: November 30, 2016
    Publication date: April 26, 2018
    Inventors: Yeong Jun Kim, Taewan Kim
  • Publication number: 20180001743
    Abstract: The disclosure herein relates to a vehicle compressor control apparatus and control method, and more particularly to a vehicle compressor control apparatus for controlling compressor operating rate to allow braking according to brake negative pressure, while maintaining a minimum level of operation of the compressor. By preventing compressor deactivation during braking, the control apparatus assists in preventing moisture build-up of moisture on a windshield that decreases visibility for a driver and increases safety concerns. The apparatus includes: a compressor that reduces a temperature by compressing an air conditioner coolant; a data sensor that detects status data; and a controller that determines whether a brake negative pressure margin rate meets a first reference value when the status data satisfy a predetermined condition, and sets a compressor operating accordingly when the brake negative pressure margin rate meets a first reference value.
    Type: Application
    Filed: November 28, 2016
    Publication date: January 4, 2018
    Applicant: HYUNDAI MOTOR COMPANY
    Inventor: Yeong Jun Kim
  • Patent number: 9831452
    Abstract: A method for forming a PN junction in graphene includes: forming a graphene layer, and forming a DNA molecule layer on a partial region of the graphene layer, the DNA molecule layer having a nucleotide sequence structure designed to provide the graphene layer with a predetermined doping property upon adsorption on the graphene layer. The DNA molecule has a nucleotide sequence structure designed for doping of graphene so that doped graphene has a specific semiconductor property. The DNA molecule is coated on the surface of the graphene layer of which the partial region is exposed by micro patterning, and thereby, PN junctions of various structures may be formed by a region coated with the DNA molecule and a non-coated region in the graphene layer.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: November 28, 2017
    Assignee: Korea Institute of Science and Technology
    Inventors: Chulki Kim, Yeong Jun Kim, Young Mo Jung, Seong Chan Jun, Taikjin Lee, Seok Lee, Young Tae Byun, Deok Ha Woo, Sun Ho Kim, Min Ah Seo, Jae Hun Kim, Jong Chang Yi
  • Publication number: 20170284719
    Abstract: A compressor control apparatus for a vehicle includes: a compressor configured to compress coolant of an air conditioner; a coolant temperature measurement unit configured to measure a coolant temperature; a data detector configured to detect state data for controlling the compressor; and a controller configured to determine an operation rate of the compressor based on the coolant temperature and the state data, and operate the compressor based on the operation rate of the compressor.
    Type: Application
    Filed: September 7, 2016
    Publication date: October 5, 2017
    Inventors: Yeong Jun Kim, Yangbo Kang, Jeongbin Park
  • Publication number: 20170158024
    Abstract: A control apparatus for a compressor of a vehicle capable of turning-on/off a compressor based on coolant pressure of an air conditioner in the winter and a method thereof are provided. The control apparatus includes a compressor that is configured to reduce a temperature by compressing a coolant of an air conditioner and a controller that is configured to operate the compressor, to confirm an operation coolant pressure of the air conditioner after operating the compressor. The controller also operates the compressor based on the operation coolant pressure of a measured coolant pressure of the air conditioner when an ambient temperature of the vehicle is less than a reference temperature.
    Type: Application
    Filed: August 30, 2016
    Publication date: June 8, 2017
    Inventor: Yeong Jun Kim
  • Publication number: 20150243917
    Abstract: A method for forming a PN junction in graphene includes: forming a graphene layer, and forming a DNA molecule layer on a partial region of the graphene layer, the DNA molecule layer having a nucleotide sequence structure designed to provide the graphene layer with a predetermined doping property upon adsorption on the graphene layer. The DNA molecule has a nucleotide sequence structure designed for doping of graphene so that doped graphene has a specific semiconductor property. The DNA molecule is coated on the surface of the graphene layer of which the partial region is exposed by micro patterning, and thereby, PN junctions of various structures may be formed by a region coated with the DNA molecule and a non-coated region in the graphene layer.
    Type: Application
    Filed: May 20, 2014
    Publication date: August 27, 2015
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chulki KIM, Yeong Jun KIM, Young Mo JUNG, Seong Chan JUN, Taikjin LEE, Seok LEE, Young Tae BYUN, Deok Ha WOO, Sun Ho KIM, Min Ah SEO, Jae Hun KIM, Jong Chang YI
  • Publication number: 20150198477
    Abstract: Disclosed are a device for detecting a single photon available at a room temperature, which includes: a signal transmitting unit including a first electrode and a second electrode spaced apart from each other and at least one nanostructure disposed between the first electrode and the second electrode, the first electrode receiving a signal from the signal generating unit; a photonic crystal lattice structure for receiving a photon, the photonic crystal lattice structure having an optical waveguide for guiding the received photon to the first electrode, the optical waveguide being formed by a plurality of dielectric structures; and a single photon detector for detecting a photon by analyzing a signal output to the second electrode, and a method for detecting a single photon using the device.
    Type: Application
    Filed: March 14, 2014
    Publication date: July 16, 2015
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Chulki KIM, Joon Hyong CHO, Yeong Jun KIM, Minah SEO, Seok LEE, Jong Chang YI, Jonghoo PARK, Byeong Ho PARK, Deok Ha WOO, Sun Ho KIM, Jae Hun KIM, Taikjin LEE