Patents by Inventor In-wook Hwang

In-wook Hwang 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: 20220080838
    Abstract: A vehicle motor control apparatus includes: a processor configured to determine whether a state of a vehicle is an over-steer state or an under-steer state, to determine a driving control mode or a braking control mode of a motor based on a determination result of the state of the vehicle, to calculate a target yaw moment of based on a tire force by using the over-steer state or the under-steer state, and to determine a motor control amount that follows the target yaw moment; and a storage configured to store data and algorithms driven by the processor.
    Type: Application
    Filed: July 2, 2021
    Publication date: March 17, 2022
    Inventors: Sung Wook HWANG, Seung Ki KIM, Sang Ho LEE, Jae Il PARK
  • Patent number: 11254871
    Abstract: An etching composition for silicon nitride layers and a method of etching a silicon nitride layer using the composition, the etching composition including an inorganic acid or a salt thereof; a solvent; an acid-modified silica or an acid-modified silicic acid; and a cyclic compound containing four or more nitrogen atoms.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: February 22, 2022
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jung Min Choi, Jun Young Jang, Hyun Jung Kim, Hyung Rang Moon, Ji Hye Lee, Kwen Woo Han, Ki Wook Hwang
  • Publication number: 20220041068
    Abstract: A vehicle controller for avoiding a collision of a vehicle and a method thereof are provided. The vehicle controller includes a drive motor that supplies electric power for a behavior of a vehicle, sensors that obtain information outside the vehicle and information inside the vehicle, and a controller that estimates, when detecting evasive steering of a driver in a collision situation based on the information outside the vehicle and the information inside the vehicle, a front wheel slip angle and a rear wheel slip angle, and controls the drive motor based on the front wheel slip angle and the rear wheel slip angle.
    Type: Application
    Filed: May 6, 2021
    Publication date: February 10, 2022
    Inventors: Jae Il PARK, Sang Ho LEE, Seung Ki KIM, Sung Wook HWANG
  • Publication number: 20220017057
    Abstract: Proposed is an electronic parking brake actuator assembly including: a main housing constituted by a motor mounting part and a gear mounting part integrated with each other; a motor part assembled with the motor mounting part of the main housing; a gear part assembled with the gear mounting part of the main housing and rotated in engagement with the motor part by a rotational force of the motor part; and a cover assembled with the main housing and shielding the motor part and the gear part, wherein a brush card assembly is assembled directly with the motor mounting part, a terminal constituting the brush card assembly being insert-injected into the motor mounting part.
    Type: Application
    Filed: March 25, 2019
    Publication date: January 20, 2022
    Inventors: Seong Oh LEE, Su Gil JANG, Seung Wook HWANG, Bong Guk GO
  • Publication number: 20220001463
    Abstract: Provided are a hole machining apparatus for an optical film, comprising: a clamping part for fixing a plurality of optical films in stacked laminated state; and a machining part for performing a hole operation on a predetermined region of the plurality of optical films so as to sequentially pass through the optical films along the laminated direction in a state where the optical films are fixed to the clamping part, wherein upon the hole operation, the machining part comprises a drill part provided to perform a primary hole machining operation and a bite unit provided to perform a secondary hole operation in the primary hole operation region. Also provided is a hole machining method for an optical film, comprising clamping a plurality of laminated optical films at a predetermined pressure in the hole machining apparatus.
    Type: Application
    Filed: October 21, 2019
    Publication date: January 6, 2022
    Inventors: Seong Yong WE, Sung Wook HWANG, Bum Seung LIM, Byeong Chan CHOI, Seul Ki PARK, Ye Jin MUN, Woo Yong SONG, Zi Shuo ZHANG
  • Publication number: 20210394768
    Abstract: The present disclosure relates to a device and a method for controlling a motion of an electrified vehicle. The device includes a detector for detecting driving information of the vehicle, and a processor that estimates a roll angle and a pitch angle of the vehicle based on the driving information, determines whether the vehicle enters or exits a turning section based on the driving information, calculates a target pitch angle based on the estimated roll angle when the vehicle enters or exits the turning section, compares the target pitch angle with the estimated pitch angle, and controls a pitch motion of the vehicle based on the comparison result.
    Type: Application
    Filed: September 17, 2020
    Publication date: December 23, 2021
    Inventors: Seung Ki KIM, Sung Wook HWANG, Jae Il PARK
  • Publication number: 20210363423
    Abstract: An etching composition for silicon nitride comprising: a phosphoric acid compound; water; and at least one of a silane compound represented by Formula 1 and a reaction product thereof, and an etching method using the same are disclosed.
    Type: Application
    Filed: April 5, 2019
    Publication date: November 25, 2021
    Inventors: Ki Wook HWANG, Sang Ran KOH, Youn Jin CHO, Jung Min CHOI, Kwen Woo HAN, Jun Young Jang, Yong Woon YOON
  • Patent number: 11173894
    Abstract: An integrated chassis control method may include stability control after avoidance performing stability steering assist control after avoiding a forward collision situation by avoidance steering assist control when the forward collision situation is verified by an integrated chassis controller.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: November 16, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae-Il Park, Sung-Wook Hwang
  • Patent number: 11168765
    Abstract: A power transmission apparatus for a hybrid electric vehicle may employ two clutches, two brakes, a dog clutch unit to a planetary gear train of having three planetary gear sets, and thereby provide various shifting modes such as an engine mode and a parallel hybrid mode of multiple shift-stages, an electronically-controlled continuously variable shifting mode, and an electric vehicle mode.
    Type: Grant
    Filed: April 14, 2020
    Date of Patent: November 9, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Seong Wook Hwang, Soonki Eo, Ilhan Yoo, Dongwoo Kim, Yong Sug Choi, Jong Hyo Park
  • Publication number: 20210338222
    Abstract: A soft tissue fixing anchor includes: an anchor member which is inserted to the bone cavity interior and prevented from moving in the bone cavity interior by the artificial joint when the artificial joint is implanted; and a suture of which one end portion is fixed to the anchor member and the other end portion is exposed to a bone cavity exterior of the bone so as to be sutured to the soft tissue.
    Type: Application
    Filed: April 29, 2020
    Publication date: November 4, 2021
    Inventors: Ho Jong LEE, Sung Wook HWANG
  • Patent number: 11155155
    Abstract: A power transmission system of a vehicle may include: a first input shaft selectively connectable to an engine output through a first clutch; a second input shaft selectively connectable to the engine output through a second clutch; a first intermediate shaft; a second intermediate shaft; an output shaft disposed in parallel with and apart from the first intermediate shaft and transmitting power from the first intermediate shaft and the second intermediate shaft to a final reduction gear of a differential apparatus; a motor/generator fixedly connected to any one of the first input shaft and the first intermediate shaft; a continuously variable shifting device operably connecting the first input shaft to the first intermediate shaft; and a plurality of shifting gear sets operably connecting the second input shaft, the first and the second intermediate shaft and the output shaft with each other.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: October 26, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Wonmin Cho, Seongwook Ji, Hyun Sik Kwon, Seong Wook Hwang, Ki Tae Kim
  • Patent number: 11117462
    Abstract: A power transmission apparatus of a hybrid electric vehicle includes a first input shaft mounted along an axis of an engine shaft and selectively connectable to the engine shaft, a second input shaft formed as a hollow shaft, coaxially mounted with the first input shaft, and fixedly connected to a rotor of the first motor-generator, a third input shaft formed as a hollow shaft, coaxially mounted with the first input shaft, and selectively connectable to the first input shaft, an intermediate shaft mounted in parallel with the first input shaft, an output shaft mounted in parallel to the first input shaft and outputting a shifted toque, a planetary gear set mounted on the output shaft, having an element fixed to the output shaft and forming a shifted torque, and a plurality of gear sets mounted over the first, second, and third input shafts, the intermediate shaft, and the output shaft.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: September 14, 2021
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Seong Wook Hwang, Soonki Eo, Ilhan Yoo, Dongwoo Kim, Yong Sug Choi, Jong Hyo Park
  • Patent number: 11118659
    Abstract: A power transmission apparatus for a hybrid electric vehicle may include first and second input shafts coaxially mounted and selectively receiving an engine torque, a compound planetary gear set mounted on the second input shaft, receiving a motor torque, and formed by combining two planetary gear sets sharing a sun gear and a planet carrier, an idle shaft mounted in parallel with the first input shaft, a first output shaft mounted in parallel to the first input shaft, receiving a torque from at least the first input shaft, and outputting a torque through the first output gear, a connection element selectively transmitting the engine torque to the compound planetary gear set or the first input shaft, an engagement element selectively connecting the compound planetary gear set to a transmission housing, and a plurality of gear sets mounted on the first and second input shafts and idle shaft and the first output shaft.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: September 14, 2021
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Seong Wook Hwang, Soonki Eo, Ilhan Yoo, Dongwoo Kim, Yong Sug Choi, Jong Hyo Park
  • Patent number: 11105399
    Abstract: A dual-clutch transmission may include: a first input shaft and a second input shaft mounted concentrically to the first input shaft; a first clutch mounted to the first input shaft to selectively transmit power to the first input shaft; a second clutch mounted to the second input shaft to selectively transmit power to the second input shaft; a first output shaft and a second output shaft mounted in parallel with the first input shaft and the second input shaft; an input shaft connection device provided to switch a power transmitting and a blocking state between the first input shaft and the second input shaft by use of a selection output shaft; a plurality of drive gears mounted on the first input shaft and the second input shaft; and a plurality of driven gears mounted on the first output shaft and the second output shaft engaged with the plurality of drive gears to form each shifting stage.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: August 31, 2021
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Soon Ki Eo, Seong Wook Hwang, Ma Ru Kang, Min Ho Chae, Sun Sung Kwon, Chon Ok Kim
  • Patent number: 11094693
    Abstract: A semiconductor device includes circuit active fin lines and circuit gate lines intersecting each other in a circuit active region, dummy active fin lines and dummy gate lines intersecting each other in a dummy active region, the active fin lines and the dummy active fin lines having same width and pitch, and the circuit gate lines and the dummy gate lines having same width and pitch, wherein at least some of the dummy active fin lines are aligned with and collinear with respective circuit active fin lines, and at least some of the dummy gate lines are aligned with and collinear with respective circuit gate lines.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In Wook Oh, Jae Seok Yang, Jong Hyun Lee, Hyun Jae Lee, Sung Wook Hwang
  • Publication number: 20210246969
    Abstract: Provided is a dual clutch transmission. First and second input shafts are mounted concentrically. First and second output shafts are mounted in parallel to the first input shaft and respectively include output gears engaged with a ring gear of a differential. The rotations of first and second gears are restrained by the first input shaft. The rotations of third and fourth gears are restrained by the second input shaft. The rotations of fifth and sixth gears engaged with the second and third gears, respectively, are restrained by the first output shaft. The rotation of a seventh gear engaged with the first gear is restrained by the second output shaft. An eighth gear is engaged with the second gear to be rotatable about the second output shaft. The rotation of a ninth gear engaged with the fourth gear and restrained by the eighth gear is restrained by the second output shaft.
    Type: Application
    Filed: July 2, 2020
    Publication date: August 12, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Soon Ki EO, Dong Woo KIM, Min Ho CHAE, Chon Ok KIM, Seong Wook HWANG, Marcus MEYER, Mirko Leesch, Erik Schreiterer, Rico Resch, Matthias Hoehne, Joerg Mueller
  • Patent number: 11067168
    Abstract: A power transmission apparatus configured for a vehicle, may include a first input shaft selectively connectable to an engine output shaft, a second input shaft mounted coaxial with the first input shaft and selectively connectable to the engine output shaft, a third input shaft external to the second input shaft and selectively connectable to the engine output shaft, a torque mediating shaft mounted coaxial with the first input shaft, first and second intermediate shafts, an idle shaft, a first shifting section including five gear sets, the first and second intermediate shafts, the torque mediating shaft and the idle shaft, a second shifting section including a planetary gear set having a sun gear fixedly connected to the torque mediating shaft, and an output shaft mounted coaxial with and selectively connectable to the first intermediate shaft and outputting a torque from the first and second shifting sections.
    Type: Grant
    Filed: October 8, 2019
    Date of Patent: July 20, 2021
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Juhyeon Park, Seong Wook Hwang, Seongwook Ji, Ki Tae Kim, Wonmin Cho, Hyun Sik Kwon, Ilhan Yoo, Sun Sung Kwon, Chon Ok Kim
  • Patent number: 11059326
    Abstract: A rim for a non-pneumatic tire comprises a cylindrical rim wall portion, and a fixing member disposed to be spaced apart from the rim wall portion in a radial direction. The rim wall portion is provided with a fixing protrusion protruding in the radial direction or a fixing groove depressed in the radial direction.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: July 13, 2021
    Assignee: KUMHO TIRE CO., INC.
    Inventors: Soon Wook Hwang, Kee Woon Kim, Chul Woo Kwark, Gwi Seong Shin, Chang Jung Park
  • Patent number: 11060585
    Abstract: A double clutch transmission (DCT) may include a first input shaft and a second input shaft disposed to or not to receive power from the same power source, respectively; a first output shaft and a second output shaft each disposed in parallel with the first input shaft; a first drive gear disposed on and rotated with the first input shaft; a second drive gear disposed on and rotated with the second input shaft; a first driven gear engaged with the first drive gear and rotatably disposed on a selection output shaft which is one of the first output shaft and the second output shaft; a second driven gear engaged with the second drive gear and rotatably disposed on the selection output shaft; and a sleeve synchronizer selectively connecting between the first driven gear and the second driven gear.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: July 13, 2021
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Soon Ki Eo, Seong Wook Hwang, Won Min Cho, Min Ho Chae, Sun Sung Kwon, Chon Ok Kim
  • Publication number: 20210207688
    Abstract: A power transmission apparatus for a hybrid electric vehicle may include first and second input shafts coaxially mounted and selectively receiving an engine torque, a compound planetary gear set mounted on the second input shaft, receiving a motor torque, and formed by combining two planetary gear sets sharing a sun gear and a planet carrier, an idle shaft mounted in parallel with the first input shaft, a first output shaft mounted in parallel to the first input shaft, receiving a torque from at least the first input shaft, and outputting a torque through the first output gear, a connection element selectively transmitting the engine torque to the compound planetary gear set or the first input shaft, an engagement element selectively connecting the compound planetary gear set to a transmission housing, and a plurality of gear sets mounted on the first and second input shafts and idle shaft and the first output shaft.
    Type: Application
    Filed: May 26, 2020
    Publication date: July 8, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Seong Wook HWANG, Soonki EO, Ilhan YOO, Dongwoo KIM, Yong Sug CHOI, Jong Hyo PARK