Patents by Inventor Sung-Wook Hwang

Sung-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).

  • Patent number: 11970155
    Abstract: An apparatus for improving turning performance of a vehicle includes: a turning characteristic detection module configured to detect a turning situation based on vehicle information obtained from at least one sensor and to calculate a required driving force to be implemented in the vehicle for a turning motion; a driving force estimation module configured to estimate a limited driving force applicable to a drive wheel; and a turning characteristic control module configured to control and apply a braking force corresponding to a difference between the required driving force and the limited driving force to a motor to inhibit a wheel slip, when the required driving force is greater than the limited driving force.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: April 30, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Seung Ki Kim, Sang Ho Lee, Sung Wook Hwang, Jae Il Park
  • Patent number: 11925581
    Abstract: A capsulorhexis device is inserted into an incision site of a cornea to make an incision in an anterior capsule surrounding a crystalline lens. The capsulorhexis device includes a loop having elasticity and conductivity; a moving member having one end fixed and coupled to the loop; an insertion guide configured so that, while the incision is being made in the crystalline lens capsule, a front end thereof is inserted into the incision site of the cornea; and a housing having one end coupled to a rear end of the insertion guide, wherein the loop is housed in the housing and, to make the incision in the crystalline lens capsule, slides in the housing together with the moving member to pass through the insertion guide and be deployed into an anterior chamber of the eye.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: March 12, 2024
    Assignee: TI INC.
    Inventors: Hong Jai Lee, Sung Hyuk Moon, Jae Wook Yang, Seung Jai Lee, Sun Joon Hwang, Hyun Jeong Kang
  • Patent number: 11912674
    Abstract: The present invention provides methods for treating or ameliorating metabolic diseases, cholestatic liver diseases, or organ fibrosis, which comprises administering to a subject a therapeutically effective amount of a pharmaceutical composition comprising an isoxazole derivative, a racemate, an enantiomer, or a diastereoisomer thereof, or a pharmaceutically acceptable salt of the derivative, the racemate, the enantiomer, or the diastereoisomer.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: February 27, 2024
    Assignee: IL DONG PHARMACEUTICAL CO., LTD.
    Inventors: Jae-Hoon Kang, Hong-Sub Lee, Yoon-Suk Lee, Jin-Ah Jeong, Sung-Wook Kwon, Jeong-Guen Kim, Kyung-Sun Kim, Dong-Keun Song, Sun-Young Park, Kyeo-Jin Kim, Ji-Hye Choi, Hey-Min Hwang
  • Patent number: 11884123
    Abstract: A vehicle integrated control method includes determining a road surface status, determining a vehicle status, determining an integrated control mode by determining a control status of an electronic control suspension and a motion of a sprung mass and an unsprung mass based on the determination results of the road surface status and the vehicle status, and controlling the electronic control suspension and an in-wheel system by determining a control amount based on the determined integrated control mode.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: January 30, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Sung Wook Hwang
  • Patent number: 11794590
    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: Grant
    Filed: July 2, 2021
    Date of Patent: October 24, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Sung Wook Hwang, Seung Ki Kim, Sang Ho Lee, Jae Il Park
  • Publication number: 20230331236
    Abstract: An apparatus and method for predicting a friction coefficient of a road surface are disclosed. The apparatus includes a microphone that obtains a sound signal around a tire mounted on a vehicle, and a controller that estimates a state and a type of the road surface and a degree of tire wear corresponding to the sound signal around the tire based on a first deep learning model, estimates a peak adjustment factor and an initial inclination adjustment factor of a friction coefficient curve corresponding to the state and the type of the road surface and the degree of tire wear based on a second deep learning model, and predicts the friction coefficient based on the peak adjustment factor and the initial inclination adjustment factor of the friction coefficient curve.
    Type: Application
    Filed: October 7, 2022
    Publication date: October 19, 2023
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, Inha University Research and Business Foundation
    Inventors: Young Sam YOON, Jae Hun LEE, Ki Ho YUM, Dong Jin JANG, Sung Wook HWANG, Sang Kwon LEE
  • Patent number: 11718285
    Abstract: A device and a method for improving a turning motion of a vehicle may improve turning stability by cooperative control of an electric motor and the electronic controlled suspension (ECS) and improve behavior stability by optimizing a pitch/roll behavior by allowing realization of a target yaw moment required to improve turning characteristic of the vehicle to be reinforced by not only a yaw moment directly generated by a braking torque or a driving torque of the electric motor, but also a yaw moment indirectly generated by a load movement caused by controlling a damping force of the electronic controlled suspension (ECS).
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: August 8, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Wook Hwang, Seung Ki Kim, Sang Ho Lee, Jae Il Park
  • Patent number: 11691603
    Abstract: A method of controlling driving of a vehicle using an in-wheel system includes: calculating a time to collision (TTC) by dividing a distance between the vehicle and an obstacle located in front of the vehicle by relative velocity; determining whether the vehicle enters a braking avoidance section, based on the calculated TTC; and generating, by a motor mounted in each wheel, braking force of a brake by an amount of shortage of braking force of the brake compared with a demanded braking force if the vehicle enters the braking avoidance section.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: July 4, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventor: Sung Wook Hwang
  • Patent number: 11540823
    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: Grant
    Filed: April 29, 2020
    Date of Patent: January 3, 2023
    Inventors: Ho Jong Lee, Sung Wook Hwang
  • Patent number: 11427183
    Abstract: An integrated chassis control method to improve driving stability may include mountain-road integrated chassis control allowing, when a road on which a vehicle drives is checked to be the route of a mountain road by an integrated chassis controller, electronic control suspension (ECS) damping force and all wheel drive (AWD) driving force distribution to be controlled in a different manner according to uphill and downhill roads due to a difference of elevation of the mountain road.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: August 30, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae-Sung Cho, Sung-Wook Hwang
  • Publication number: 20220097683
    Abstract: An apparatus for improving turning performance of a vehicle includes: a turning characteristic detection module configured to detect a turning situation based on vehicle information obtained from at least one sensor and to calculate a required driving force to be implemented in the vehicle for a turning motion; a driving force estimation module configured to estimate a limited driving force applicable to a drive wheel; and a turning characteristic control module configured to control and apply a braking force corresponding to a difference between the required driving force and the limited driving force to a motor to inhibit a wheel slip, when the required driving force is greater than the limited driving force.
    Type: Application
    Filed: August 10, 2021
    Publication date: March 31, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Seung Ki KIM, Sang Ho LEE, Sung Wook HWANG, Jae Il PARK
  • Publication number: 20220080953
    Abstract: A device and a method for improving a turning motion of a vehicle may improve turning stability by cooperative control of an electric motor and the electronic controlled suspension (ECS) and improve behavior stability by optimizing a pitch/roll behavior by allowing realization of a target yaw moment required to improve turning characteristic of the vehicle to be reinforced by not only a yaw moment directly generated by a braking torque or a driving torque of the electric motor, but also a yaw moment indirectly generated by a load movement caused by controlling a damping force of the electronic controlled suspension (ECS).
    Type: Application
    Filed: July 23, 2021
    Publication date: March 17, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Wook HWANG, Seung Ki KIM, Sang Ho LEE, Jae Il PARK
  • 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
  • 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: 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
  • 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
  • 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: 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: 20210162832
    Abstract: A vehicle integrated control method includes determining a road surface status, determining a vehicle status, determining an integrated control mode by determining a control status of an electronic control suspension and a motion of a sprung mass and an unsprung mass based on the determination results of the road surface status and the vehicle status, and controlling the electronic control suspension and an in-wheel system by determining a control amount based on the determined integrated control mode.
    Type: Application
    Filed: May 29, 2020
    Publication date: June 3, 2021
    Inventor: Sung Wook Hwang