Patents by Inventor Choong Ryung LEE

Choong Ryung LEE 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: 20240051487
    Abstract: An airbag deployment apparatus includes: an active sensor detecting information of a collision object to a vehicle; a pressure sensor detecting pressure applied to the vehicle during a collision of the vehicle; an inertia sensor detecting acceleration of the vehicle; a first collision determination part determining whether a vehicle collision occurs or not by information of the active sensor; a second collision determination part additionally determining whether a vehicle collision occurs or not by information of the pressure sensor and a result of the first collision determination part; a third collision determination part additionally determining whether a vehicle collision occurs or not by information of the inertia sensor and results of the first and second collision determination parts; and an airbag deployment determination part determining whether an airbag is deployed or not by a result of the third collision determination part.
    Type: Application
    Filed: October 12, 2023
    Publication date: February 15, 2024
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Choong Ryung LEE
  • Publication number: 20240034265
    Abstract: A seat airbag device for a vehicle is proposed. The seat airbag device for a vehicle includes: a main chamber located in a vehicle seat at a side portion of an occupant and configured to be deployed toward a front portion of the vehicle when gas is injected thereinto; a sub-chamber connected to a front end of the main chamber and configured to be deployed in a direction intersecting a deployment direction of the main chamber when the gas is injected thereinto; and an expansion portion expanded from the front end of the main chamber and connected to an upper portion or a lower portion of the sub-chamber.
    Type: Application
    Filed: October 13, 2023
    Publication date: February 1, 2024
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Won HWANGBO, Choong Ryung LEE
  • Patent number: 11820311
    Abstract: A seat airbag device for a vehicle is proposed. The seat airbag device for a vehicle includes: a main chamber located in a vehicle seat at a side portion of an occupant and configured to be deployed toward a front portion of the vehicle when gas is injected thereinto; a sub-chamber connected to a front end of the main chamber and configured to be deployed in a direction intersecting a deployment direction of the main chamber when the gas is injected thereinto; and an expansion portion expanded from the front end of the main chamber and connected to an upper portion or a lower portion of the sub-chamber.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: November 21, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Won Hwangbo, Choong Ryung Lee
  • Patent number: 11814004
    Abstract: A side airbag for a vehicle including an inflator part that discharges an inflation gas; and a cushion part that covers the inflator part, is deployed by the gas discharged from the inflator part. The cushion part includes a main chamber part deployed between a passenger and a vehicle body, and a protruding chamber part extended from the main chamber part and deployed in front of the passenger.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: November 14, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Won Hwangbo, Choong Ryung Lee
  • Patent number: 11813997
    Abstract: An airbag deployment apparatus includes: an active sensor detecting information of a collision object to a vehicle; a pressure sensor detecting pressure applied to the vehicle during a collision of the vehicle; an inertia sensor detecting acceleration of the vehicle; a first collision determination part determining whether a vehicle collision occurs or not by information of the active sensor; a second collision determination part additionally determining whether a vehicle collision occurs or not by information of the pressure sensor and a result of the first collision determination part; a third collision determination part additionally determining whether a vehicle collision occurs or not by information of the inertia sensor and results of the first and second collision determination parts; and an airbag deployment determination part determining whether an airbag is deployed or not by a result of the third collision determination part.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: November 14, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Choong Ryung Lee
  • Patent number: 11702028
    Abstract: The present invention relates to a seat airbag for a vehicle in which a cushion storage space 810 capable of accommodating a front cushion 200 is provided at a front end 720 connected to the front cushion 200 in a side cushion 100, and the front cushion 200 folded in a bellows type is inserted and accommodated into the cushion storage space 810. The side cushion 100 and the front cushion 200 can be deployed sequentially with a time difference, so that the reliability of the cushion deployment can be secured.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: July 18, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Choong Ryung Lee, Sang Won Hwangbo
  • Patent number: 11685331
    Abstract: The present invention relates to a seat airbag for a vehicle in which a side cushion 100 is deployed to protrude forward from a seatback 10 and protects the side of a passenger 20, a front cushion 200 is deployed to protrude from the side cushion 100 to the front of the passenger 20 and protects the front of the passenger 20, an upper tether 300 and a lower tether 400 exhibiting strong restraint force are connected to the side cushion 100 and the front cushion 200. Thus, it is possible to effectively restrain the passenger's lateral behavior, forward behavior, and diagonal behavior, thereby further enhancing the passenger's protective effect.
    Type: Grant
    Filed: April 28, 2021
    Date of Patent: June 27, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Choong Ryung Lee, Sang Won Hwangbo
  • Patent number: 11618407
    Abstract: A side airbag for a vehicle includes: a main cushion located at a seat of the vehicle and configured to be unfolded at a front side of a passenger to a front of the vehicle when gas is injected into the main cushion; a sub cushion connected to a front-end portion of the main cushion and configured to be unfolded from the front-end portion of the main cushion toward the passenger when gas is injected into the sub cushion; a support tether having a first end connected to the seat and a second end connected to the sub cushion so as to support the sub cushion; and a cushion cover surrounding both the main cushion and the sub cushion, and having a tether slit through which the support tether passes.
    Type: Grant
    Filed: August 12, 2021
    Date of Patent: April 4, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Won Hwangbo, Choong Ryung Lee
  • Patent number: 11618402
    Abstract: A vehicle collision determination system includes an acceleration sensor fixedly positioned to a front end of the vehicle and configured to measure acceleration at a fixed position, a detector configured to detect whether the vehicle collides using the acceleration measured by the acceleration sensor, a metrics setting unit configured to set at least one metric using the acceleration measured by the acceleration sensor when the detector detects collision of the vehicle, and a determiner configured to determine whether an object that has collided with the vehicle is a pedestrian using the at least one metric set by the metrics setting unit.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: April 4, 2023
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Choong Ryung Lee
  • Patent number: 11590915
    Abstract: Disclosed is a system for controlling a vehicle safety device, the system including: a vehicle safety device configured to protect an occupant; a first occupant detection unit configured to detect a position of the occupant's movable body part; a second occupant detection unit configured to detect a position of the occupant's body part fixed to the safety device; a calculation unit configured to calculate information on the occupant's behavior in the event of a collision accident of a vehicle based on the position of the occupant's movable body part detected by the first occupant detection unit and the position of the occupant's body part fixed to the safety device detected by the second occupant detection unit; and a control unit configured to control an operation of the vehicle safety device for protecting the occupant based on the information on the occupant's behavior calculated by the calculation unit.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: February 28, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Choong Ryung Lee
  • Patent number: 11584330
    Abstract: An airbag apparatus for a vehicle is proposed. The airbag apparatus is configured to protect an occupant from an impact during a vehicle collision, to restrain the occupant to minimize occupant injuries, and to have improved storage performance to reduce a seat package volume.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: February 21, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Choong Ryung Lee, Hae Kwon Park, Sang Won Hwangbo
  • Patent number: 11584329
    Abstract: A seat airbag apparatus for a vehicle is disclosed. A side cushion is deployed so as to protrude forward from a seatback in order to protect the lateral sides of an occupant, and a front cushion is deployed so as to protrude from the side cushion to the front of the occupant in order to protect the front side of the occupant. The deployment of the side cushion and the front cushion is limited by an upper dual-surface tether structure, formed by an upper-side surface tether and an upper-front surface tether, and a lower dual-surface tether structure, formed by a lower-side surface tether and a lower-front surface tether, thereby increasing force with which movement of the occupant is restricted, thus further enhancing an occupant protection effect.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: February 21, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, HYUNDAI MOBIS CO., LTD.
    Inventors: Il Chang Sung, Sang Won Hwangbo, Choong Ryung Lee
  • Patent number: 11560114
    Abstract: Disclosed herein is an airbag apparatus that includes a pair of main cushions installed to respective left and right sides of a seat back and deployed forward when gas is delivered to an internal filling chamber, to restrain a passenger from sides, and a pair of auxiliary cushions coupled to respective front ends of the main cushions while in communication with the main cushions and deployed laterally at one ends thereof to restrain the passenger from a front.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: January 24, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Choong Ryung Lee, Sang Won Hwangbo
  • Patent number: 11554743
    Abstract: A roof airbag apparatus may include: a cushion configured to cover a roof when deployed; a pair of guides having a length in the deployment direction of the cushion, and configured to guide both sides of the cushion in the deployment direction; and a deployment resistance reducer having a connector connected to one end of each of the guides so as to apply an elastic force from a first location toward the rear, wherein the connector is moved to a second location in a front of the first location by frictional resistance which is applied to the guide when the cushion is deployed.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: January 17, 2023
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Byung Ho Min, Kyu Sang Lee, Choong Ryung Lee, Hae Kwon Park, Dong Oh Lee
  • Publication number: 20220388472
    Abstract: Disclosed is a seat airbag for a vehicle, the seat airbag including an airbag cushion including lateral cushions configured to be deployed forward from lateral sides of a seatback, and front cushions bent and extending from front ends of the lateral cushions toward a seat center and positioned at a front side of the passenger, and support tethers configured to connect upper portions of the front cushions and an upper portion of the seatback or connect lower portions of the front cushions and a lower portion of the seatback so that the front cushions support a passenger when the passenger is loaded onto the front cushions.
    Type: Application
    Filed: May 27, 2022
    Publication date: December 8, 2022
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Won HWANGBO, Choong Ryung LEE
  • Patent number: 11511699
    Abstract: Disclosed is a side airbag for vehicles including a first cushion coupled to one side of a seat, the first cushion extending from the side surface of the seat in a forward-rearward direction to cover a passenger at the side of the passenger when deployed, an inflator fixed to the seat, the inflator being configured to supply gas to the first cushion, a second cushion connected to the first cushion, the second cushion being bent from the first cushion toward the passenger and extending in a lateral direction, the second cushion being deployed by the gas supplied from the first cushion, and a support tether having one end fixedly coupled to the second cushion and the other end fixedly coupled to the seat, wherein the support tether is bent so as to be slidably coupled to the first cushion between one end and the other end thereof.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: November 29, 2022
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Sang Won Hwangbo, Choong Ryung Lee
  • Publication number: 20220266785
    Abstract: A roof airbag apparatus may include: a cushion configured to cover a roof when deployed; a pair of guides having a length in the deployment direction of the cushion, and configured to guide both sides of the cushion in the deployment direction; and a deployment resistance reducer having a connector connected to one end of each of the guides so as to apply an elastic force from a first location toward the rear, wherein the connector is moved to a second location in a front of the first location by frictional resistance which is applied to the guide when the cushion is deployed.
    Type: Application
    Filed: May 12, 2022
    Publication date: August 25, 2022
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Byung Ho MIN, Kyu Sang Lee, Choong Ryung Lee, Hae Kwon Park, Dong Oh Lee
  • Patent number: 11407375
    Abstract: An airbag apparatus for a vehicle includes: an airbag cushion including: a main panel; a main portion including a first sewn part joined to the main panel and a first chamber part, the main portion disposed in a side of a passenger when the airbag cushion is expanded by gas injected in the first sewn part; and an auxiliary portion including a second sewn part and a second chamber part, the auxiliary portion disposed in front of the passenger when the airbag cushion is expanded by gas injected in the second sewn part; and a connection member including a first end connected to the main portion of the airbag cushion and a second end fixed to the second sewn part of the auxiliary portion, the connection member being configured to guide the airbag cushion to be expanded in a shape of surrounding the passenger when the airbag cushion is expanded.
    Type: Grant
    Filed: November 20, 2020
    Date of Patent: August 9, 2022
    Assignee: Hyundai Mobis Co., Ltd.
    Inventors: Seok Min Lee, Sang Won Hwangbo, Choong Ryung Lee
  • Patent number: 11400880
    Abstract: A roof airbag for a vehicle including deployment guides configured to extend in forward and backward directions of a vehicle and disposed to be spaced laterally apart from each other, an inflator located between the deployment guides spaced apart from each other and configured to discharge gas therefrom during operation thereof, and a cushion located between the deployment guides spaced apart from each other, deployed in an extension direction of the deployment guides and including a deployment chamber configured to be deployed while the gas discharged from the inflator flows thereinto and delay chambers configured such that the gas flows thereinto in a deployed state thereof.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: August 2, 2022
    Assignee: Hyundai Mobis Co., Ltd.vvvvvvvvv
    Inventors: Choong Ryung Lee, Byung Ho Min
  • Patent number: 11390238
    Abstract: A seat-mounted airbag device may include a seatback cushion built in a seatback of a vehicle. The seatback cushion includes side portions configured to be deployed from both side peripheral portions of a seat to a front of the seat to protect sides of an occupant when deployed by gas supplied by an inflator into the seatback cushion. Chest portions of the seatback cushion extend from front ends of the side portions to surround a chest of the occupant to protect the chest of the occupant. The airbag device includes one or more seatback tethers connected to a seat frame and mounted in the seat. When the seatback cushion is deployed, the seatback tethers are deployed along with the seatback cushion to support the chest in a top-bottom direction thereof, thereby supporting an upper body of the occupant.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: July 19, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hundai Mobis Co., Ltd.
    Inventors: Hyo Shub Shin, Hyock In Kwon, Joo Seon Yoo, Choong Ryung Lee, Sang Won Hwangbo