Patents by Inventor Yeon Choi

Yeon Choi 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: 20240368784
    Abstract: The present invention relates to a method for manufacturing a thin film composite membrane for alkaline water electrolysis, and to a thin film composite membrane for alkaline water electrolysis. The present invention can provide a thin film composite membrane, which has excellent water electrolysis performance due to low mass transport resistance and high ion conductivity thereof compared to conventional nonporous membranes and porous membranes, and it is also highly safe by lowering gas permeability and minimizing gas mixing.
    Type: Application
    Filed: May 16, 2022
    Publication date: November 7, 2024
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Jung Hyun LEE, Sung Kwon JEON, Ju Yeon CHOI, Han Soo KIM
  • Publication number: 20240363917
    Abstract: A vehicle battery pack may include: a first battery portion including a first battery module; a second battery portion including a second battery module; a connector supplying power from at least one of the first battery portion and the second battery portion when no battery abnormality has occurred to a thermal management control unit; a bypass path unit providing a path to bypass any one of the first battery portion and the second battery portion when a battery abnormality has occurred; and a switching unit connecting the bypass path unit to the first or second battery portion when the battery abnormality has occurred, in a power supply circuit including the first battery portion and the second battery portion, connected to the connector, to supply power to the thermal management control unit.
    Type: Application
    Filed: April 3, 2024
    Publication date: October 31, 2024
    Inventors: Se Hyeon KIM, Sol San SON, Seung Hun LEE, So Yeon CHOI, Jin Su HAN
  • Publication number: 20240361659
    Abstract: The lighting device disclosed in the embodiment includes a substrate, a light emitting device disposed on a lower surface of the substrate, a reflective layer disposed to face a light emitting surface of the light emitting device, a first resin layer disposed between the substrate and the reflective layer, and a light-transmission control layer disposed on an upper surface of the substrate, wherein the light-transmission control layer may include a liquid crystal layer including a cholesteric liquid crystal, and light emitted through the light emitting surface of the light emitting device may be reflected by the reflective layer and be provided to the light-transmission control layer through the substrate.
    Type: Application
    Filed: July 10, 2024
    Publication date: October 31, 2024
    Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
  • Patent number: 12087806
    Abstract: A display device includes a first substrate including a display area comprising pixels, and a non-display area surrounding the display area, a thin film transistor layer disposed on the first substrate and comprising a thin film transistor, a second substrate disposed on the thin film transistor layer and facing the first substrate, a sealing part disposed between the first substrate and the second substrate in the non-display area, and bonding the first and second substrates, a metal line disposed in the non-display area on the thin film transistor layer and overlapping the sealing part, and an antistatic member comprising a support supported by the metal line, a first receiver protruding from a top portion of the support to an exterior of the sealing part, and a second receiver protruding from a bottom portion of the support toward the exterior of the sealing part and facing the first receiver.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: September 10, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Yeup Lee, Sang Yong No, Ji Yeon Choi, Tae Ho Kang, Hwa Rang Lee
  • Patent number: 12066732
    Abstract: The lighting device disclosed in the embodiment includes a substrate, a light emitting device disposed on a lower surface of the substrate, a reflective layer disposed to face a light emitting surface of the light emitting device, a first resin layer disposed between the substrate and the reflective layer, and a light-transmission control layer disposed on an upper surface of the substrate, wherein the light-transmission control layer may include a liquid crystal layer including a cholesteric liquid crystal, and light emitted through the light emitting surface of the light emitting device may be reflected by the reflective layer and be provided to the light-transmission control layer through the substrate.
    Type: Grant
    Filed: December 14, 2023
    Date of Patent: August 20, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yeong Seok Yu, Do Yub Kim, Se Yeon Choi
  • Patent number: 12056952
    Abstract: A fingerprint sensor includes a substrate, a sensor pixel disposed on the substrate and including a light sensing element through which a sensing current flows according to an amount of incident light, a light-blocking conductive layer disposed on the sensor pixel and including a plurality of holes, a first fingerprint pad disposed on the substrate, and a conductive connector connected to the first fingerprint pad and to which a predetermined voltage is applied. The light-blocking conductive layer is electrically connected to the conductive connector.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: August 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jeong Heon Lee, Young Sik Kim, Jung Hak Kim, Kyo Won Ku, Hee Yeon Choi
  • Publication number: 20240240967
    Abstract: The present disclosure relates to a method and an apparatus for sharing map revision details. A method according to an embodiment of the present disclosure includes receiving, from a first user terminal, first revision details generated based on an initial map and a first revised map revised from the initial map, receiving, from a second user terminal, second revision details generated based on the initial map and a second revised map revised from the initial map, transmitting the second revision details to the first user terminal and transmitting the first revision details to the second user terminal, and according to a result of the transmissions, reflecting in real time the second revision details on the first revised map displayed on the first user terminal and reflecting in real time the first revision details on the second revised map displayed on the second user terminal.
    Type: Application
    Filed: May 10, 2022
    Publication date: July 18, 2024
    Inventors: Jin Kwon LEE, Jin Yeon CHOI, Dong Hyun SEO, Hyun Woong LEE
  • Publication number: 20240243385
    Abstract: The disclosed technology relates to a battery cell assembly and a battery pack including the same. More particularly, the disclosed technology relates to a battery cell assembly with improved cooling efficiency and a battery pack that can control the number of battery cell assemblies installed in the battery pack and increase cooling effect of the battery cell assembly.
    Type: Application
    Filed: December 5, 2023
    Publication date: July 18, 2024
    Inventors: Sin Ho PARK, Yun Nyoung LEE, So Yeon CHOI, Dong Hwa HAN
  • Publication number: 20240231048
    Abstract: The camera module disclosed in the embodiment of the invention includes a lens barrel having a through hole therein; and first, second and third lenses coupled to the through hole of the lens barrel and aligned with an optical axis from an object side to a sensor side. The materials of the first and second lenses are different, a refractive index of the second lens is lower than a refractive index of the first lens, the second lens includes a flange portion extending from the optical axis toward an inner surface of the lens barrel, and a length of a first contact surface in which the flange portion of the second lens contacts the inner surface of the lens barrel is 20% to 50% of a thickness of the flange portion.
    Type: Application
    Filed: May 6, 2022
    Publication date: July 11, 2024
    Inventors: Sung Jin PARK, Ki Cheol KIM, Se Yeon CHOI
  • Publication number: 20240210348
    Abstract: An apparatus for correcting a reference potential according to an aspect includes a current-voltage graph obtaining unit configured to apply a voltage to both ends of each of an operating electrode and a reference electrode of an electrochemical sensor at a first time point and a second time point to obtain a first voltage-current graph and a second voltage-current graph and a potential correction unit configured to determine a degree of change in the reference potential of the reference electrode based on the first voltage-current graph and the second voltage-current graph.
    Type: Application
    Filed: March 11, 2022
    Publication date: June 27, 2024
    Inventors: Su Jin KIM, Jeong Yeon CHOI, In Seok JEONG, Young Jea KANG
  • Publication number: 20240203693
    Abstract: A plasma processing equipment includes: an electrostatic chuck on which a substrate is provided; a gas filling unit provided between the substrate and the electrostatic chuck; a gas supply unit extending through the electrostatic chuck and connected to the gas filling unit, the gas supply unit comprising a plurality of first nonconductive balls; and a focus ring provided along an edge of the electrostatic chuck.
    Type: Application
    Filed: December 7, 2023
    Publication date: June 20, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee Won MIN, Song Yun KANG, Ju Ho KIM, Seok Hwan BAE, Dong Yun YEO, Kui Hyun YOON, Seung Bin LIM, Ji Yun JU, Seo Yeon CHOI
  • Publication number: 20240203593
    Abstract: The present invention aims to discover a microbial cluster that can be used when developing effective probiotics for a specific disease. Specifically, the invention includes (1) discovering a candidate microbial cluster data related to specific disease, which is collected by preprocessing a gut microbiota data (a taxonomy abundance table) and (2) training the machine learning model using the collected candidate microbial cluster data, and selecting a model with the highest predictive performance to discover a disease-microbial consortium.
    Type: Application
    Filed: December 13, 2023
    Publication date: June 20, 2024
    Inventors: Seung Yeon CHOI, In Hae KIM, Jung Hwan PARK, Ju Hun LEE
  • Patent number: 12007894
    Abstract: A battery management apparatus according to an embodiment of the present disclosure includes a processor including a plurality of cores respectively provided with a cache memory and configured to set a core storing a record-target data in the cache memory thereof among the plurality of cores as a main core and set a core other than the main core among the plurality of cores as a sub core; and a main memory configured to store the record-target data by the main core, wherein the main core is configured to block an authority of the sub core to access the main memory while the record-target data is being recorded in the main memory, and endow an authority to access the main memory to the sub core after the record-target data is recorded in the main memory.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: June 11, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Yeon Choi, Jong-Shik Baek
  • Publication number: 20240180514
    Abstract: According to an embodiment, an ultrasonic diagnostic apparatus includes a control unit configured to analyze a shape of a Doppler waveform based on a Doppler signal, determine a type of the Doppler signal, determine at least one area of the Doppler waveform, calculate a similarity with respect to the at least one area, determine a measurement area based on the similarity, and calculate a measurement index based on the measurement area, and a display unit displaying the Doppler waveform, the measurement area, and the measurement index.
    Type: Application
    Filed: September 2, 2021
    Publication date: June 6, 2024
    Applicant: SAMSUNG MEDISON CO., LTD.
    Inventors: Kwang Yeon Choi, Jin Yong Lee, Hye Sung Won, Mi Young Lee
  • Publication number: 20240188259
    Abstract: A power conversion system and a housing of the power conversion system are disclosed. In an embodiment of the disclosed technology, a housing may include a case that includes a structure that allows a forklift to easily hold the housing so that the system can be safely carried.
    Type: Application
    Filed: November 9, 2023
    Publication date: June 6, 2024
    Inventors: Yun Nyoung LEE, So Yeon CHOI, Dong Hwa HAN
  • Patent number: 11975296
    Abstract: A pore-filled ion exchange polyelectrolyte composite membrane from which the surface ion exchange polyelectrolyte has been removed and a method of manufacturing the same are provided. The ion exchange polyelectrolyte composite membrane exhibits low film resistance and low in-plane-direction swelling degree, and has a smaller film-thickness than a commercial film, and thus, can be used for various purposes. In addition, since the pore-filled ion exchange polyelectrolyte composite membrane is continuously manufactured through a roll-to-roll process, the manufacturing process is simple, and manufacturing costs can be greatly reduced.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: May 7, 2024
    Assignee: Toray Advanced Materials Korea Inc.
    Inventors: Young Woo Choi, Mi Soon Lee, Tae Young Kim, Young Gi Yoon, Beom Jun Kim, Min Ho Seo, Chi Young Jung, Jong Min Lee, Nam-jo Jeong, Seung Cheol Yang, Ji Yeon Choi
  • Publication number: 20240111199
    Abstract: The lighting device disclosed in the embodiment includes a substrate, a light emitting device disposed on a lower surface of the substrate, a reflective layer disposed to face a light emitting surface of the light emitting device, a first resin layer disposed between the substrate and the reflective layer, and a light-transmission control layer disposed on an upper surface of the substrate, wherein the light-transmission control layer may include a liquid crystal layer including a cholesteric liquid crystal, and light emitted through the light emitting surface of the light emitting device may be reflected by the reflective layer and be provided to the light-transmission control layer through the substrate.
    Type: Application
    Filed: December 14, 2023
    Publication date: April 4, 2024
    Inventors: Yeong Seok YU, Do Yub KIM, Se Yeon CHOI
  • Patent number: 11949346
    Abstract: The present disclosure relates to an inverter apparatus, a control module of the inverter apparatus, and control methods thereof, and more particularly, to an inverter apparatus enabling stable voltage control using active damping, a control module of the inverter apparatus, and control methods thereof.
    Type: Grant
    Filed: June 9, 2022
    Date of Patent: April 2, 2024
    Assignee: HL MANDO CORPORATION
    Inventor: Bong Yeon Choi
  • Publication number: 20240075903
    Abstract: A vehicle digital key system according to an embodiment of the present invention comprises: a first communication module for broadcasting a first signal at a predetermined time interval, calculating, when a second signal corresponding to the first signal is received from a key fob, a distance to the key fob on the basis of the second signal, and switching, when the calculated distance is within a preconfigured first threshold, a second communication module from a sleep mode to a wakeup mode; a second communication module for switching a plurality of third communication modules from a sleep mode to a wakeup mode, and calculating a position of the key fob by using at least three third communication modules among the plurality of third communication modules; and a control unit for unlocking the door lock of a vehicle on the basis of the position of the key fob.
    Type: Application
    Filed: February 9, 2022
    Publication date: March 7, 2024
    Inventor: Jae Yeon CHOI
  • Publication number: 20240074736
    Abstract: An ultrasonic image providing method of the present disclosure includes: receiving ultrasonic images; measuring a plurality of similarities for a plurality of measurement items for at least one of the ultrasonic images; comparing the plurality of similarities with corresponding default thresholds, respectively; when none of the plurality of similarities is greater than the corresponding default threshold, selecting a measurement item maintaining the greatest similarity among the plurality of similarities for a reference time; and providing an ultrasonic image for the selected measurement item as an ultrasonic image.
    Type: Application
    Filed: August 19, 2021
    Publication date: March 7, 2024
    Applicant: SAMSUNG MEDISON CO., LTD.
    Inventors: Ja Young Kwon, Ye Jin Park, Jin Yong Lee, Sung Wook Park, Jin Ki Park, Dong Eun Lee, Ji Hun Lee, Kwang Yeon Choi