Patents by Inventor Sung-Won Choi

Sung-Won 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: 20240098311
    Abstract: The present invention relates to an image encoding/decoding method and apparatus. An image encoding method according to the present invention may comprise generating a transform block by performing at least one of transform and quantization; grouping at least one coefficient included in the transform block into at least one coefficient group (CG); scanning at least one coefficient included in the coefficient group; and encoding the at least one coefficient.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 21, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY
    Inventors: Sung Chang LIM, Jung Won KANG, Hyun Suk KO, Jin Ho LEE, Dong San JUN, Ha Hyun LEE, Seung Hyun CHO, Hui Yong KIM, Jin Soo CHOI, Yung Lyul LEE, Jun Woo CHOI
  • Patent number: 11932023
    Abstract: A reservoir of a light emitting element includes a storage container accommodating a material in which at least one light emitting element is dispersed. A first electrode and a second electrode are spaced apart from each other in the inside of the storage container. A power supply is electrically coupled to each of the first electrode and the second electrode to apply a power source corresponding to each of the first electrode and the second electrode. Holes are formed in each of the first electrode and the second electrode.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: March 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung Ho Park, Jae Won Choi
  • Patent number: 11936853
    Abstract: The present invention relates to an image encoding method and an image decoding method. The image decoding method includes partitioning a picture into a plurality of coding units, constructing a coding unit group including at least one coding unit of the plurality of coding units, obtaining coding information in units of one coding unit group, and decoding at least one coding unit of the plurality of coding units included in the coding unit group by using the obtained coding information.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: March 19, 2024
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jung Won Kang, Sung Chang Lim, Hyun Suk Ko, Ha Hyun Lee, Jin Ho Lee, Dong San Jun, Seung Hyun Cho, Hui Yong Kim, Jin Soo Choi
  • Publication number: 20240090278
    Abstract: The disclosure relates to a display device including an oxide semiconductor pattern. The disclosure provides a driving thin film transistor and a switching thin film transistor using an oxide semiconductor pattern as an active layer. Each of the driving thin film transistor and the switching thin film transistor includes a light shielding pattern. The light shielding pattern includes a semiconductor material layer doped with P-type impurity ions. By virtue of the light shielding pattern including the semiconductor material layer, each of the driving thin film transistor and the switching thin film transistor exhibits an increase in threshold voltage and, as such, freedom of circuit design is secured.
    Type: Application
    Filed: August 28, 2023
    Publication date: March 14, 2024
    Inventors: Sung Ju Choi, Jae Yoon Park, Jung Seok Seo, Seo Yeon Im, Jin Won Jung
  • Patent number: 11923506
    Abstract: Electrolytes and electrolyte additives for energy storage devices comprising an ether compound are disclosed. The energy storage device comprises a first electrode and a second electrode, wherein at least one of the first electrode and the second electrode is a Si-based electrode, a separator between the first electrode and the second electrode, an electrolyte, and at least one electrolyte additive selected from ether compounds.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: March 5, 2024
    Assignee: Enevate Corporation
    Inventors: Liwen Ji, Benjamin Yong Park, Heidi Anderson, Sung Won Choi
  • Patent number: 11923562
    Abstract: A battery module includes: a battery cell assembly having a plurality of battery cells; a top plate configured to cover an upper side of the battery cell assembly; a bottom plate configured to cover a lower side of the battery cell assembly; a sensing assembly disposed to cover a front side and a rear side of the battery cell assembly; a pair of side plates disposed at side surfaces, respectively, of the battery cell assembly; and a pair of compression pads disposed between the pair of side plates and the battery cell assembly, respectively.
    Type: Grant
    Filed: November 1, 2022
    Date of Patent: March 5, 2024
    Assignee: LG Energy Solution, Ltd.
    Inventors: Sung-Won Seo, Dong Yeon Kim, Ho-June Chi, Dal-Mo Kang, Jin-Hak Kong, Jeong-O Mun, Yoon-Koo Lee, Yong-Seok Choi, Alexander Eichhorn, Andreas Track
  • Publication number: 20240074235
    Abstract: A display apparatus is provided. The display apparatus may include a light-emitting device and a pixel driving circuit electrically connected to the light-emitting device. The pixel driving circuit may supply a driving current corresponding to a data signal to the light-emitting device according to a gate signal. For example, the pixel driving circuit may include at least one thin film transistor. The thin film transistor may include an active pattern comprising an oxide semiconductor. A source region of the active pattern overlaps a source semiconductor pattern, and a drain region of the active pattern overlaps a drain semiconductor pattern. The source semiconductor pattern and the drain semiconductor pattern may include n-type impurities. A channel region of the active pattern may be outside the source semiconductor pattern and the drain semiconductor pattern. Thus, in the display apparatus, reliability of the pixel driving circuit may be improved.
    Type: Application
    Filed: June 30, 2023
    Publication date: February 29, 2024
    Inventors: Sung Ju Choi, Jae Yoon Park, Jung Seok Seo, Seo Yeon Im, Jin Won Jung
  • Publication number: 20240072064
    Abstract: The disclosure provides an array substrate of a thin film transistor including an oxide semiconductor pattern, and a display device using the same. The thin film transistor array substrate includes a substrate including an active area and a non-active area disposed around the active area, and a first thin film transistor disposed on the substrate. The first thin film transistor includes a first oxide semiconductor pattern disposed on the substrate, a first gate electrode disposed under the first oxide semiconductor pattern while overlapping with the first oxide semiconductor pattern, a first source electrode and a first drain electrode disposed on the first oxide semiconductor pattern and connected to the first oxide semiconductor pattern, and a first light shielding pattern disposed over the first oxide semiconductor pattern and electrically connected to one of the first source electrode and the first drain electrode while overlapping with the first oxide semiconductor pattern.
    Type: Application
    Filed: August 4, 2023
    Publication date: February 29, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Sung Ju CHOI, Jung Seok SEO, Jae Yoon PARK, Seo Yeon IM, Jin Won JUNG
  • Patent number: 11917148
    Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: February 27, 2024
    Assignees: Electronics And Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace University, Hanbat National University Industry-Academic Cooperation Foundation
    Inventors: Jin-Ho Lee, Jung-Won Kang, Hyunsuk Ko, Sung-Chang Lim, Dong-San Jun, Ha-Hyun Lee, Seung-Hyun Cho, Hui-Yong Kim, Hae-Chul Choi, Dae-Hyeok Gwon, Jae-Gon Kim, A-Ram Back
  • Patent number: 11912027
    Abstract: An inkjet printing apparatus includes a stage on which a target substrate is mounted, and an inkjet head positioned above the stage, wherein the inkjet head includes an ejection part including a plurality of nozzles that spray ink containing a plurality of particles, a filter part disposed above the ejection part, and selectively passing the plurality of particles, and an electric field generating electrode that is disposed in the filter part and generates an electric field in the filter part.
    Type: Grant
    Filed: June 2, 2022
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Ho Park, Kyong Sub Kim, Jae Won Choi
  • Patent number: 11894519
    Abstract: Electrolytes and electrolyte additives for energy storage devices comprising linear carbonate compounds.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: February 6, 2024
    Assignee: Enevate Corporation
    Inventors: Liwen Ji, Benjamin Yong Park, Sung Won Choi, Heidi Anderson
  • Patent number: 11881559
    Abstract: An energy storage device comprising a first electrode and a second electrode, wherein at least one of the first electrode and the second electrode comprises a self-supporting composite material film, a separator between the first electrode and the second electrode, and an electrolyte in contact with the first electrode, the second electrode, and the separator, wherein the electrolyte comprises at least one of a fluorine-containing cyclic carbonate, a fluorine-containing linear carbonate, and a fluoroether. The composite material film having greater than 0% and less than about 90% by weight of silicon particles, and greater than 0% and less than about 90% by weight of one or more types of carbon phases. At least one of the one or more types of carbon phases can be a substantially continuous phase that holds the composite material film together such that the silicon particles are distributed throughout the composite material film.
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: January 23, 2024
    Assignee: Enevate Corporation
    Inventors: Heidi Leighette Anderson, Benjamin Yong Park, Hong Gan, Sung Won Choi
  • Publication number: 20230344344
    Abstract: The present invention relates to a multi-path converter, which adds a current transfer path using a capacitor to a current transfer path using an inductor to supply a current that is output to an output end (load) to a plurality of parallel paths, thereby reducing a total RMS current flowing through the inductor, and a control method therefor.
    Type: Application
    Filed: June 1, 2023
    Publication date: October 26, 2023
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Gyu Hyeong CHO, Yeun Hee HUH, Se UN SHIN, Sung Won CHOI, Yong Min JU, Sang Jin LIM
  • Patent number: 11764346
    Abstract: Systems and methods for silicon-dominant lithium-ion cells with controlled utilization of silicon may include a cathode, an electrolyte, and an anode, where the anode has an active material comprising more than 50% silicon. The battery may be charged by lithiating silicon while not lithiating carbon. The active material may comprise more than 70% silicon. A voltage of the anode during discharge of the battery may remain above a minimum voltage at which silicon can be lithiated. The anode may have a specific capacity of greater than 3000 mAh/g. The battery may have a specific capacity of greater than 1000 mAh/g. The anode may have a greater than 90% initial Coulombic efficiency and may be polymer binder free. The battery may be charged at a 10C rate or higher. The battery may be charged at temperatures below freezing without lithium plating. The electrolyte may comprise a liquid, solid, or gel.
    Type: Grant
    Filed: October 7, 2019
    Date of Patent: September 19, 2023
    Assignee: ENEVATE CORPORATION
    Inventors: Benjamin Park, Ian Browne, Sung Won Choi, Fred Bonhomme
  • Patent number: 11682970
    Abstract: The present invention relates to a multi-path converter, which adds a current transfer path using a capacitor to a current transfer path using an inductor to supply a current that is output to an output end (load) to a plurality of parallel paths, thereby reducing a total RMS current flowing through the inductor, and a control method therefor.
    Type: Grant
    Filed: June 17, 2022
    Date of Patent: June 20, 2023
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Gyu Hyeong Cho, Yeun Hee Huh, Se Un Shin, Sung Won Choi, Yong Min Ju, Sang Jin Lim
  • Publication number: 20230115890
    Abstract: Electrolytes and electrolyte additives for energy storage devices comprising linear carbonate compounds.
    Type: Application
    Filed: September 27, 2022
    Publication date: April 13, 2023
    Inventors: Liwen Ji, Benjamin Yong Park, Sung Won Choi, Heidi Anderson
  • Patent number: 11592685
    Abstract: An apparatus for displaying a floating image is disclosed. The apparatus includes a light source that extends in a planar direction and emits light for realizing the floating image, a collecting lens, which extends parallel to the light source and refracts the light, a reflective plate, which faces the collecting lens and reflects the light that is refracted at the collective lens, and a dihedral reflector array, which extends in a planar direction and includes mirrors extending in directions intersecting each other, where a first surface of the dihedral reflector array facing the reflective plate such that the reflected light is incident on the first surface, and the reflected light is emitted from a second surface of the dihedral reflector array by being reflected by the mirrors, thereby realizing the floating image at a position spaced apart from the second surface.
    Type: Grant
    Filed: September 23, 2020
    Date of Patent: February 28, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation, University-Industry Cooperation Group of Kyung Hee University
    Inventors: Jai Min Han, Sung Wook Min, Sung Won Choi
  • Publication number: 20230008809
    Abstract: Systems and methods for enhancing infection detection and monitoring through decomposed physiological data are disclosed. An example method includes receiving, from a wearable device of a user, physiological data of the user and decomposing the physiological data, by applying a heart rate algorithm, to generate one or more physiological parameters. The example method further includes analyzing, by applying the heart rate algorithm, the one or more physiological parameters to output a period classification, and determining whether or not the period classification is indicative of an infection. The example method further includes, responsive to determining that the period classification is indicative of the infection, displaying, in a user interface, a warning to the user that indicates the infection, and receiving, from the wearable device of the user, additional physiological data of the user to monitor the infection.
    Type: Application
    Filed: July 7, 2022
    Publication date: January 12, 2023
    Inventors: Daniel Forger, Jonathan Tyler, Caleb Mayer, Srijan Sen, Yu Fang, Christopher Flora, Sung Won Choi, Muneesh Tewari
  • Patent number: 11539077
    Abstract: Electrolyte additives for energy storage devices comprising compounds containing one, two, or more triple-bonded moieties are disclosed. The energy storage device comprises a first electrode and a second electrode, wherein at least one of the first electrode and the second electrode is a Si-based electrode, a separator between the first electrode and the second electrode, and an electrolyte composition. Compounds containing one, two, or more triple-bonded moieties may serve as additives to the electrolyte composition.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: December 27, 2022
    Assignee: Enevate Corporation
    Inventors: Liwen Ji, Benjamin Yong Park, Heidi Anderson, Sung Won Choi
  • Patent number: 11538549
    Abstract: A test circuit includes a control circuit and a counting circuit. The control circuit is configured to control a charging operation and a discharging operation on a test node. The counting circuit is configured to generate counting information by performing a counting operation during a unit measurement interval.
    Type: Grant
    Filed: January 28, 2021
    Date of Patent: December 27, 2022
    Assignee: SK hynix Inc.
    Inventors: Jong Seok Jung, Sung Won Choi