Patents by Inventor Kyu Hwan An

Kyu Hwan An 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: 20220052127
    Abstract: A metal mask includes a first area in which a plurality of main openings spaced apart from each other is defined and a second area in which a plurality of sub-openings spaced apart from each other and having planar areas different from the main openings is defined. Here, a gap between a main opening of the plurality of main openings and a sub-opening of the plurality of sub-openings, the main opening and the sub-opening being adjacent to each other in a first direction, of the main openings and the sub-openings is equal to or greater than about 0.5 times and equal to or less than about 5.0 times of a gap of the main openings, which are adjacent to each other in the first direction, of the plurality of main openings.
    Type: Application
    Filed: June 1, 2021
    Publication date: February 17, 2022
    Inventors: SANGHA PARK, DA-HEE JEONG, KYU HWAN HWANG, SEUNGYONG SONG, EUNBEE JO
  • Publication number: 20220035250
    Abstract: A mask includes a mask sheet provided with a plurality of open areas defined therein in a plan view and a mask frame which supports the mask sheet. The mask sheet includes a first portion including a first surface, where the first surface is configured to be in contact with a target substrate, and a second portion disposed on the first portion, extending from a top of the first portion in a first direction and including a second surface defining the open area. The second surface is an inclined surface inclined downward with respect to the first direction, and the first direction is parallel to a plane in which the first surface is included.
    Type: Application
    Filed: May 26, 2021
    Publication date: February 3, 2022
    Inventors: JEONGKUK KIM, HWI KIM, AREUM LEE, DA-HEE JEONG, KYU HWAN HWANG, KANGHYUN NAM, SEUNGMIN JIN, JAEMIN HONG
  • Publication number: 20220028317
    Abstract: A display device includes a display panel in which a first display region and a second display region adjacent to the first display region are defined. The display panel includes main pixels disposed in the first display region, first sub-pixels disposed in a first sub-region of the second display region, and second sub-pixels disposed in a second sub-region of the second display region and which have a different pixel structure from the main pixels.
    Type: Application
    Filed: March 26, 2021
    Publication date: January 27, 2022
    Inventors: HWI KIM, JEONGKUK KIM, KYU HWAN HWANG
  • Publication number: 20220013596
    Abstract: A display device includes a window including a front area and a corner area, and a display panel coupled to the window. The display panel includes a first area and a second area corresponding to the front area and the corner area, respectively. The second area includes a plurality of unit areas, a plurality of stretchable areas disposed between the plurality of unit areas, where a plurality of opening areas are defined through the display panel to be adjacent to the plurality of unit areas . A light emitting area of the second area has an area greater than an area of a corresponding light emitting area of the first area.
    Type: Application
    Filed: February 12, 2021
    Publication date: January 13, 2022
    Inventors: HWI KIM, JEONGKUK KIM, AREUM LEE, SEUNGYONG SONG, KYU HWAN HWANG
  • Publication number: 20220013725
    Abstract: A mask includes a body unit through which a deposition opening is defined, and a protrusion unit through which a pattern opening is defined and which protrudes from a corner of the body unit, where a thickness of the body unit is greater than a thickness of the protrusion unit.
    Type: Application
    Filed: April 30, 2021
    Publication date: January 13, 2022
    Inventors: AREUM LEE, JEONGKUK KIM, HWI KIM, SEUNGYONG SONG, KYU HWAN HWANG
  • Publication number: 20220007489
    Abstract: An apparatus for treating a substrate includes a support unit that supports the substrate and a nozzle that dispenses liquid plasma to etch a film formed on the substrate supported on the support unit.
    Type: Application
    Filed: July 1, 2021
    Publication date: January 6, 2022
    Inventors: SUNMI KIM, KYU HWAN CHANG
  • Patent number: 11200221
    Abstract: A computer implemented method is provided comprising receiving a group of transaction logs from a first database, allocating transaction logs from the group of transaction logs to a first queue and to a second queue, generating an end-of-group transaction log indicative of an end of the group of transaction logs, allocating the end-of-group log to the first queue and the second queue; replaying transaction logs from the first queue including the end-of-group transaction log allocated to the first queue, replaying transaction logs from the second queue including the end-of-group transaction log allocated to the second queue; and changing visibility of one or more transactions in response to replaying the end-of-group transaction log allocated to the first queue and the end-of-group transaction log allocated to the second queue. Related apparatus, systems, techniques and articles are also described.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: December 14, 2021
    Assignee: SAP SE
    Inventors: Kyu Hwan Kim, Juchang Lee, Beomsoo Kim, Chang Gyoo Park, Reiner Singer, Christoph Roterring, Werner Thesing, Michael Muehle
  • Publication number: 20210376301
    Abstract: A display device may include a first electrode, a second electrode, an emission layer, an intervening layer, and a first encapsulation layer. The second electrode may overlap the first electrode. The emission layer may be disposed between the first electrode and the second electrode, may overlap the first electrode, and may include a light emitting material. The intervening layer may directly contact the second electrode, may be spaced from each of the first electrode and the emission layer, and may include a fluorine compound. A first section of the first encapsulation layer may overlap the emission layer. The intervening layer may be positioned between the second electrode and a second section of the first encapsulation layer.
    Type: Application
    Filed: March 10, 2021
    Publication date: December 2, 2021
    Inventors: Jae Sik KIM, Jae Ik KIM, Jung Sun PARK, Seung Yong SONG, Duck Jung LEE, Yeon Hwa LEE, Joon Gu LEE, Kyu Hwan HWANG
  • Publication number: 20210370923
    Abstract: A hybrid electric vehicle and a method of controlling the same are provided to avoid a collision thereof attributable to erroneous operation of an accelerator pedal. The method includes determining whether an accelerator pedal is erroneously operated in the situation in which an obstacle is detected to be present in the traveling path. In response to determining that the accelerator pedal is erroneously operated, the method includes switching the driving mode to a mode in which an engine is disconnected from a driving shaft and a motor generates driving force. The number of revolutions per minute (RPM) of the engine is then adjusted based on the extent to which the accelerator pedal is operated and the torque of the motor is adjusted based on a first vehicle speed and the distance to the obstacle.
    Type: Application
    Filed: December 2, 2020
    Publication date: December 2, 2021
    Inventors: Jin Kyeom Cho, Ji Hoon Kang, Yeon Bok Kim, Myung Woo Kim, Chan Ho Lee, Tae Wook Park, Kyu Hwan Jo
  • Publication number: 20210370909
    Abstract: An apparatus for controlling engine idling of a hybrid electric vehicle having an engine, an electric motor and a driving motor includes: an engine target speed determination part to determine an engine target speed when an engine idle speed control is requested; an engine target torque determination part to determine an engine target torque when the engine idle speed control is requested; a speed control part to determine a control torque for maintaining an engine speed at a predetermined speed based on a difference value between the engine target speed and an engine actual speed; a power split part to determine an output torque of the electric motor and an engine compensation torque of the engine based the control torque; and a final engine torque determination part to sum the engine compensation torque and the engine target torque to determine a final engine torque.
    Type: Application
    Filed: December 29, 2020
    Publication date: December 2, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sang Joon KIM, Hui Un SON, Sung Deok KIM, Sung Hoon YU, Joo Young KIM, Kyu Hwan JO
  • Publication number: 20210354621
    Abstract: A vehicle including an electric motor has improved operating performance of a brake lamp using regenerative braking. A method of controlling a brake lamp of the vehicle includes determining a tendency of a driver, calculating a corrected mass based on the determined tendency of the driver, and calculating corrected acceleration based on the corrected mass and regenerative braking torque of the electric motor. An on threshold is corrected based on a difference between a requested torque and the regenerative braking torque at a time at which an accelerator pedal is released, and the brake lamp is turned on based on the corrected on threshold and the corrected acceleration.
    Type: Application
    Filed: December 2, 2020
    Publication date: November 18, 2021
    Inventors: Hui Un Son, Sang Joon Kim, Sung Hoon Yu, Joo Young Kim, Kyu Hwan Jo
  • Publication number: 20210353830
    Abstract: The invention features a composition comprising a self-healing interpenetrating network hydrogel comprising a first network and a second network. The first network comprises covalent crosslinks and the second network comprises ionic or physical crosslinks. For example, the first network comprises a polyacrylamide polymer and second network comprises an alginate polymer.
    Type: Application
    Filed: May 14, 2021
    Publication date: November 18, 2021
    Inventors: Jeong-Yun Sun, Xuanhe Zhao, Widusha R.K. Illeperuma, Kyu Hwan Oh, Joost J. Vlassak, Zhigang Suo, Jianyu Li, David J. Mooney
  • Patent number: 11177070
    Abstract: Provided are an electric shock protection device and method of manufacturing the same. The electric shock protection device may include a capacitor unit comprising multiple sheet layers and multiple capacitor electrodes provided on the sheet layers and has an electric shock prevention function and a communication signal transmission function; a pair of soldering electrodes formed on the sheet layer disposed at an outermost side among the sheet layers, extend from both ends toward a center of the capacitor unit, and are formed as electrodes for co-firing; a pair of terminal electrodes provided at both ends of the sheet layers and connecting the capacitor electrodes to the pair of soldering electrodes; a varistor connected to the pair of soldering electrodes through solders and formed as a single component; and a molding portion molded on the varistor, the pair of soldering electrodes, and one side of each of the terminal electrodes.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: November 16, 2021
    Inventors: Kyu Hwan Park, Jun Suh Yu
  • Publication number: 20210309196
    Abstract: A vehicle driving control method depending on a baby mode, may include, when the baby mode is activated, receiving information on a state of a vehicle seat, correcting a center state of charge (SOC) value of a battery of the vehicle based on the information on the state of the vehicle seat, determining a state of a transmission of the vehicle, and performing regenerative brake and brake pedal stroke (BPS) scale/filtering correction control or an electric vehicle (EV) mode and accelerator position sensor (APS) scale/filtering correction control based on the state of the transmission of the vehicle and the state of the vehicle seat.
    Type: Application
    Filed: July 13, 2020
    Publication date: October 7, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hui Un SON, Sang Joon KIM, Sung Hoon YU, Joo Young KIM, Kyu Hwan JO
  • Patent number: 11110496
    Abstract: Provided are a method of producing a nano composite structure and a nano composite structure produced by using the same. The method comprises producing a substrate; placing a metal net structure above the substrate; and plasma treating the substrate above which the metal net structure is placed. The nano composite structure includes a substrate having a plurality of first protrusions constituting a nano pattern on its surface; and an inorganic particle disposed on an end of at least a portion of the first protrusions.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: September 7, 2021
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Myoung Woon Moon, Tae Jun Ko, Kyu Hwan Oh
  • Publication number: 20210271510
    Abstract: Innovations in the area of server-side processing when committing transactions to disk in a distributed database system can improve computational efficiency at database nodes and/or reduce network bandwidth utilization. For example, when transactions are committed in a database system, at a master node of the database system, a server uses different threads for certain processor-intensive operations and certain I/O-intensive operations.
    Type: Application
    Filed: May 17, 2021
    Publication date: September 2, 2021
    Applicant: SAP SE
    Inventors: Kyu Hwan Kim, Juchang Lee
  • Publication number: 20210179107
    Abstract: The present disclosure relates to a vehicle and a parking control method therefor which can prevent a parking curb or a driving system from being damaged during parking due to collision with the parking curb or running over the parking curb according to creep torque imitation by an electric motor in a vehicle equipped with the electric motor. A parking control method includes determining whether a parking situation occurs, applying a creep torque modification coefficient to a creep torque until contact with an object that applies a reaction force to a wheel in a parking direction is sensed to determine a modified creep torque upon determining the parking situation, and variably controlling the creep torque by applying a variable coefficient to the modified creep torque.
    Type: Application
    Filed: November 20, 2020
    Publication date: June 17, 2021
    Inventors: Hui Un Son, Sang Joon Kim, Kyu Hwan Jo, Sung Bae Jeon, Sung Hoon Yu, Joo Young Kim, Jin Kyeom Cho
  • Publication number: 20210179104
    Abstract: Disclosed herein is a method of controlling a vehicle driving depending on a baby mode, including activating an apparatus for automatically controlling and limiting a speed of a vehicle, and determining a state of a car seat when the car seat is installed, correcting a speed profile of the apparatus for automatically controlling and limiting the speed of the vehicle based on the state of the car seat, determining whether the vehicle enters a turning section, when the vehicle enters the turning section, performing at least one of turning section acceleration control or turning section deceleration control based on the state of the car seat, and determining whether the vehicle passes through the turning section after performing at least one of the turning section acceleration or deceleration.
    Type: Application
    Filed: April 16, 2020
    Publication date: June 17, 2021
    Inventors: Hui Un Son, Sang Joon Kim, Kyu Hwan Jo, Sung Bae Jeon, Sung Hoon Yu, Joo Young Kim, Jin Kyeom Cho
  • Publication number: 20210179064
    Abstract: Controlling a speed limit includes determining a virtual vehicle speed as being a lower one of a vehicle speed and a target limit speed, determining a virtual APS value as being a larger one of a first APS value and a second APS value, transitioning to a second mode at a point in time at which an actual APS value and the second APS value become different, when it is expected to transition to the second mode, among a first mode for sustaining a SOC of a battery at the target limit speed and the second mode for depleting the SOC, and determining a transmission gear position by applying the determined virtual vehicle speed and the determined virtual APS value to one of a first shifting pattern and a second shifting pattern.
    Type: Application
    Filed: September 28, 2020
    Publication date: June 17, 2021
    Inventors: Hui Un Son, Sang Joon Kim, Kyu Hwan Jo, Sung Bae Jeon, Sung Hoon Yu, Joo Young Kim, Jin Kyeom Cho
  • Publication number: 20210178904
    Abstract: An apparatus and method control regenerative braking torque of an electric vehicle on which an anti-lock brake system (ABS) is mounted. The apparatus and method can compensate the regenerative braking torque of the driving motor based on the behavior model of the electric vehicle, such that the ABS is prevented from entering an operating range to the maximum limit to maximize the energy recovery rate through regenerative braking. The apparatus includes a disturbance extractor that extracts a disturbance in a specific frequency band from a difference between a behavior model and an actual behavior of the electric vehicle. The apparatus includes a torque compensator that compensates for the regenerative braking torque based on the disturbance extracted by the disturbance extractor.
    Type: Application
    Filed: August 14, 2020
    Publication date: June 17, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Sang Joon Kim, Hui Un Son, Sung Hoon Yu, Joo Young Kim, Kyu Hwan Jo