Patents by Inventor Hyung Park

Hyung Park 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: 20220144128
    Abstract: A system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor is disclosed. The system for managing a vehicle battery as disclosed includes a controller that receives a voltage of each of a plurality of battery cells in a vehicle battery, a temperature of the vehicle battery, and an insulation resistance of the vehicle battery, determines a reference value based on a deviation between voltages of the plurality of battery cells and the temperature of the vehicle battery, and determines whether the vehicle battery is abnormal by comparing the determined reference value with the insulation resistance.
    Type: Application
    Filed: November 4, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun Jin PARK, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Dae Gun JIN, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Sung Il LEE, Jae Shin YI, Young Woo LEE, Soo Yang JIN, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220144855
    Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure, an organic electroluminescent device having improved luminous efficiency can be provided.
    Type: Application
    Filed: December 2, 2019
    Publication date: May 12, 2022
    Inventors: Doo-Hyeon MOON, Tae-Jin LEE, Dong-Hyung LEE, So-Mi PARK, Du-Yong PARK
  • Publication number: 20220149358
    Abstract: Provided is a negative electrode active material for a lithium secondary battery including a core-shell composite including: a core including a silicon oxide (SiOx, 0<x?2) containing a lithium compound and a graphitic material; and a shell including amorphous carbon, positioned on the core. The silicon oxide (SiOx, 0<x?2) includes at least one lithium silicate selected from Li2SiO3, Li2Si2O5, and Li4SiO4 in at least a part of the silicon oxide.
    Type: Application
    Filed: November 11, 2021
    Publication date: May 12, 2022
    Inventors: Joon Hyung Moon, Gwi Ok Park, Eun Jun Park, Joon Sup Kim, Seok Keun Yoo, Ju Ho Chung
  • Publication number: 20220144132
    Abstract: Disclosed is a system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor. The system for managing the vehicle battery as disclosed includes a controller that measures a polarization voltage of each of a plurality of battery cells in a vehicle battery after charging of the vehicle battery is terminated, and determines whether each of the plurality of battery cells is abnormal based on the measured polarization voltage.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Dae Gun JIN, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Sung Il LEE, Jae Shin YI, Young Woo LEE, Soo Yang JIN, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220144097
    Abstract: A system for managing a vehicle battery that is chargeable/dischargeable and stores energy for driving a vehicle driving motor is disclosed. The system for managing a vehicle battery as disclosed includes a controller that measures a voltage of each of a plurality of battery cells in a vehicle battery when a voltage applied to the vehicle battery is constant, and determines whether the plurality of battery cells is abnormal based on a deviation between the measured voltages of the plurality of battery cells.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Il LEE, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Dae Gun JIN, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Jae Shin Yi, Young Woo LEE, Soo Yang JIN, Hyun Jin PARK, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220144131
    Abstract: The present invention relates to a battery diagnosis system and method, and disclosed is a battery diagnosis system including a receiving unit that receives information on a high voltage battery and charge state information of the high voltage battery of a vehicle being charged; a control unit that controls a current of the high voltage battery; a measurement unit that measures a voltage change amount of the high voltage battery in which the current is controlled; and a determination unit that determines the battery having the voltage change amount of an abnormal battery among the voltage change amounts of the battery measured in the measurement unit.
    Type: Application
    Filed: November 5, 2021
    Publication date: May 12, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Shin YI, Woo Sung KIM, Kyung In MIN, Do Sung HWANG, Ki Seung BAEK, Dong Il KIM, Dae Gun JIN, Yoon Jun LEE, Bo Ram YANG, Ki Chul HONG, Ik Kyu KIM, Sung Il LEE, Young Woo LEE, Soo Yang JIN, Suk Hyung KIM, Hyun Soo PARK
  • Publication number: 20220135470
    Abstract: Provided is a polyamideimide film and a window cover film including the same. More particularly, a polyamideimide film which may provide physical properties satisfying both modulus and retardation in a thickness direction which are in a trade-off relationship with each other, and thus, has a less screen distortion phenomenon when it is applied to a window cover film and excellent optical properties, and a window cover film including the same are provided.
    Type: Application
    Filed: November 2, 2021
    Publication date: May 5, 2022
    Inventors: Jin Hyung Park, Sang Yoon Park, Hyeon Jeong Kim, Hye Ri Kim
  • Publication number: 20220139793
    Abstract: A power semiconductor device includes a semiconductor layer structure and a protective overcoating on a bonding surface of the semiconductor layer structure. The bonding surface includes a plurality of adhesion features along an interface with the protective overcoating. The adhesion features protrude from and/or are recessed in the bonding surface, and define an adhesion strength between the bonding surface and the protective overcoating that spatially varies along the interface. Related devices and fabrication methods are also discussed.
    Type: Application
    Filed: November 4, 2020
    Publication date: May 5, 2022
    Inventors: In Hwan Ji, Jae-Hyung Park, Philipp Steinmann
  • Patent number: 11317879
    Abstract: Embodiments relate to a method for tracking a location of a surgical tool based on a radiographic image, which includes: by a photography system, photographing a surgical tool having a physical marker frame composed of three or more marker bands; by an information processor, detecting a center point of each marker band in the photographed image; and by the information processor, estimating a three-dimensional location of the surgical tool based on a distance between the detected center point and a center point of a true marker band, and a tracking apparatus for the same.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: May 3, 2022
    Assignee: Korea Institute of Science and Technology
    Inventors: Deukhee Lee, Sangchul Hwang, Sung Chul Kang, Youngjun Kim, Se Hyung Park
  • Patent number: 11318722
    Abstract: The present invention provides a method for manufacturing a polymer film, the method comprising the steps of: drying a polymer precursor to form a precursor film; and curing the precursor film to form a polymer film, wherein the drying is performed such that the content of a solvent remaining in the precursor film after the drying is 30% or less.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: May 3, 2022
    Assignees: SK INNOVATION CO., LTD., SK IE TECHNOLOGY CO., LTD.
    Inventors: Seung-Min Jeon, Weon-Jung Choi, Sang-Yoon Park, Jin-Hyung Park
  • Patent number: 11320392
    Abstract: Provided is a heavy metal detecting sensor. The heavy metal detecting sensor includes an electrode and a plurality of amyloid fibers disposed on the electrode, wherein an amount of a redox current of the electrode decreases when the plurality of amyloid fibers react with heavy metal ions.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: May 3, 2022
    Assignee: Korea Universitv Research and Business Foundation, Sejong Campus
    Inventors: Jin Sung Park, Joo Hyung Park, Won Seok Lee, Gyu Do Lee
  • Patent number: 11312204
    Abstract: An apparatus and method for controlling an air suspension of a vehicle are disclosed. The apparatus includes a compressor configured to supply compressed air, a reservoir configured to store compressed air supplied from the compressor and to supply the stored compressed air to the air suspension during vehicle height control, a road information provider configured to provide road state information of a road in front of the vehicle during travel of the vehicle, and a controller configured to determine a vehicle height control position of the air suspension based on the road state information and to operate the compressor before the vehicle arrives at the determined vehicle height control position, thereby filling the reservoir with the compressed air such that an internal pressure of the reservoir reaches at least a predetermined reference pressure.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: April 26, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Woo Sung Lee, Eun Woo Na, Jae Hyung Park
  • Publication number: 20220118147
    Abstract: Proposed is an indoor quarantine system using an individual mask. The indoor quarantine system may include: an indoor headcount checking device including a headcount checking unit configured to check the number of persons who stay in an indoor space and a headcount providing unit configured to provide headcount information checked by the headcount checking unit to mobile terminals of indoor users; and a disinfection mask worn on an indoor user and activating a disinfection function in accordance with a disinfection command based on the indoor headcount information received from the mobile terminal of the indoor user to disinfect harmful substances around the indoor user.
    Type: Application
    Filed: November 6, 2020
    Publication date: April 21, 2022
    Inventor: Jae Hyung PARK
  • Publication number: 20220123654
    Abstract: A DC-DC converter of the present invention, located between an end at a low potential and an end at a high potential with different DC potentials, for transmitting DC power from the end at the low potential to the end at the high potential or from the end at the high potential to the end at the low potential, comprising: a buck-boost circuit equipped with a buck switch and a boost switch connected in series at the end at the high potential; and a controller for adjusting periods of turning on the buck switch and the boost switch depending on transmission direction and transmission rate of DC power for a requirement; wherein, if the DC power is transmitted from the end at the low potential to the end at the high potential, the controller may turn on the boost switch for a first section and turn on the buck switch for a second section shorter than the first section during the turn-off period of the boost switch.
    Type: Application
    Filed: December 30, 2019
    Publication date: April 21, 2022
    Inventor: Jong Hyung PARK
  • Publication number: 20220114441
    Abstract: An apparatus for scheduling a data augmentation technique according to an embodiment includes a data set extractor, a first trainer, an operation extractor, a second trainer, and a schedule determinator. The apparatus may provide a schedule for a data augmentation technique capable of improving the performance of a neural network classification model in a shorter time compared to the related art.
    Type: Application
    Filed: January 14, 2021
    Publication date: April 14, 2022
    Inventors: Jeong Hyung PARK, Seung Woo NAM, Ji Ah YU
  • Patent number: 11288549
    Abstract: A method for image analysis according to an embodiment may include generating a prediction result for an original image using a pre-trained image classification model, learning a plurality of masks using the original image, the prediction result, and the image classification model, and generating a map visualizing a importance of each area of the original image for the prediction result based on at least one of the plurality of masks.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: March 29, 2022
    Assignee: SAMSUNG SDS CO., LTD.
    Inventors: Jeong Hyung Park, Young Rock Oh, Hyung Sik Jung
  • Patent number: 11282927
    Abstract: Contact structures for semiconductor devices are disclosed. Contact structures that include a metal layer and a substrate of a semiconductor device may be annealed to provide suitable contact resistance. Localized annealed regions may be formed in a pattern within the contact structure to provide a desired contact resistance while reducing exposure of other portions of the semiconductor device to anneal conditions. The annealed regions may be formed in patterns that reduce intersections between annealed regions and fracture planes of the substrate, thereby improving mechanical robustness of the semiconductor device. The patterns may include annealed regions formed in lines that are nonparallel with fracture planes of the substrate. The patterns may also include annealed regions formed in lines that are nonparallel with peripheral edges of the substrate.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: March 22, 2022
    Inventors: Edward Lloyd Hutchins, Jae-Hyung Park, Edward Robert Van Brunt
  • Patent number: 11279113
    Abstract: The present invention provides a method for preparing a polymer film, comprising the steps of: forming a precursor film by drying a polymer precursor; and forming a polymer film by curing the precursor film, wherein the curing of the precursor film is carried out on a substrate film.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: March 22, 2022
    Assignees: SK INNOVATION CO., LTD., SK IE TECHNOLOGY CO., LTD.
    Inventors: Seung-Min Jeon, Jin-Hyung Park, Sang-Yoon Park
  • Patent number: 11282951
    Abstract: A semiconductor device includes a semiconductor layer structure comprising a source/drain region, a gate dielectric layer on the semiconductor layer structure, and a gate electrode on the gate dielectric layer. The source/drain region comprises a first portion comprising a first dopant concentration and a second portion comprising a second dopant concentration. The second portion is closer to a center of the gate electrode than the first portion.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: March 22, 2022
    Assignee: Wolfspeed, Inc.
    Inventors: Philipp Steinmann, Edward Van Brunt, Jae Hyung Park, Vaishno Dasika
  • Publication number: 20220079998
    Abstract: The present invention relates to a composition for preventing, improving and treating an inflammatory macrophage-mediated autoimmune disease, including a stem cell-derived exosome surface-modified with a sugar compound to target an activated macrophage, and the composition according to the present invention may specifically target an activated macrophage to increase the therapeutic efficiency for various types of autoimmune diseases including rheumatoid arthritis. In addition, the composition according to the present invention has a more excellent therapeutic effect and minimizes side effects compared with conventional antiinflammatory agents, stem cell therapeutic agents or exosomes because it contains a gene, protein or growth factor related to the proliferation, differentiation and regeneration of stem cells, and does not include an antibiotic or serum, or harmful factors of the cell culture.
    Type: Application
    Filed: September 14, 2021
    Publication date: March 17, 2022
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Jae Hyung PARK, Dong Gil YOU, Gyeong Taek LIM, Jae Min JUNG, Byeong Hoon OH