Patents by Inventor Byung Gu Kang
Byung Gu Kang 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: 20240105378Abstract: A planar transformer and a converter including the same include a first core unit including a first receiving portion extending in a first direction; a second core unit spaced from the first core unit, disposed in parallel with the first core unit in a second direction thereof, and including a second receiving portion extending in the first direction; a first coil unit including a first through hole formed in a center portion thereof and a first coil pattern passing through the first receiving portion and the second receiving portion around the first through hole to form a turn; and a second coil unit including a second through hole formed in a center portion thereof and aligned with the first through hole in a third direction thereof, and a second coil pattern passing through the first receiving portion and the second receiving portion around the second through hole.Type: ApplicationFiled: January 19, 2023Publication date: March 28, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Dae Woo LEE, Sang Jin KIM, Tae Jong HA, Byung Gu KANG
-
Publication number: 20240092131Abstract: A suspension for a vehicle provides a configuration in which a bolt is screw-fastened to a stud part of a ball joint in a state in which the stud part is inserted into a knuckle, an outer diameter of the stud part is increased at the time of fastening the bolt so that the stud part and the knuckle are coupled to each other. Thus, a position of a hard point corresponding to a center of the ball joint is not changed when the ball joint is coupled by the bolt.Type: ApplicationFiled: March 9, 2023Publication date: March 21, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Jong Min Kim, Byung Gu Kang
-
Patent number: 11923124Abstract: A coil component includes a body having one surface, and one end surface and the other end surface, respectively connected to the one surface and opposing each other, a support substrate embedded in the body, and a coil portion disposed on the support substrate and including first and second lead-out patterns respectively exposed from surfaces of the body. The first lead-out pattern is exposed from the one surface of the body and the one end surface of the body. The second lead-out pattern is exposed from the one surface of the body and the other end surface of the body. The body includes an anchor portion disposed in each of the first and second lead-out patterns.Type: GrantFiled: August 2, 2019Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Jae Hun Kim, Joung Gul Ryu, Byung Soo Kang, Byeong Cheol Moon, Jeong Gu Yeo
-
Patent number: 11757352Abstract: A power conversion system for electrically driven mobility device includes a first energy storage device and a second energy storage device having a voltage output lower than a voltage of the first energy storage device, a relay having one terminal connected to the first energy storage device, a DC link capacitor connected to the other terminal of the relay, a first DC converter provided between the DC link capacitor and the second energy storage device and capable of bidirectional voltage conversion, and a controller configured to control the first DC converter to convert a level of the voltage of the second energy storage device and to apply the voltage having the converted level to the capacitor before switching of the relay from an off state to an on state to charge the DC link capacitor to a preset voltage or higher, and then to switch the relay to the on state.Type: GrantFiled: September 9, 2021Date of Patent: September 12, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Tae Jong Ha, Dae Woo Lee, Byung Gu Kang
-
Patent number: 11728735Abstract: A converter using a planar transformer includes an input device that receives a first voltage, a transformer including a first planar transformer and a second planar transformer that reduce the first voltage, and an output device that outputs the first voltage as a second voltage, wherein the first voltage is greater than the second voltage, and the input device provides a current to a primary winding coil of each of the first planar transformer and the second planar transformer through a first current path and a second current path in which current directions are different with each other, and includes a plurality of inductors connected in parallel with the primary winding coil of each of the first planar transformer and the second planar transformer.Type: GrantFiled: October 30, 2020Date of Patent: August 15, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Dae Woo Lee, Byung Gu Kang, Tae Jong Ha
-
Patent number: 11691589Abstract: A driver-side airbag device includes: a mounting plate; a cushion disposed inside the mounting plate and configured to be inflated by gas supplied thereto; a cover surrounding the cushion and having a movable lid to be cut and tilted by an inflation of the cushion; a decoration part disposed on a front surface of the movable lid and to be rotated together with the movable lid; and a connector having one side disposed between the cover and the decoration part and another side coupled to the mounting plate, the connector configured to restrain forward deployment of the cover when the cushion is inflated.Type: GrantFiled: June 26, 2020Date of Patent: July 4, 2023Assignee: Hyundai Mobis Co., Ltd.Inventors: Byung Gu Kang, Do Hyoung Kim, Seok Hoon Ko
-
Patent number: 11691525Abstract: A method of controlling charge of a vehicle battery includes: determining, by a control unit, whether a high voltage battery and a low voltage battery are charged in a first charging mode, a second charging mode, or a third charging mode; and charging at least one of the high voltage battery or the low voltage battery by controlling a first full-bridge circuit unit, a second full-bridge circuit unit, and a low voltage direct current (DC) converter unit based on the determined first, second or third charging mode.Type: GrantFiled: November 29, 2021Date of Patent: July 4, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Dae Woo Lee, Jae Eun Cha, Byung Gu Kang, Tae Jong Ha
-
Publication number: 20230170691Abstract: A multi-output power conversion apparatus capable of integrally operating an auxiliary battery includes a high voltage battery configured to output a first power and a power conversion unit. The power conversion unit is configured to convert the first power into a second power and to convert the second power into a third power with multiple outputs to supply it to each of a plurality of electric part loads with different power consumption magnitudes.Type: ApplicationFiled: June 16, 2022Publication date: June 1, 2023Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Tae-Jong Ha, Dae-Woo Lee, Byung-Gu Kang
-
Publication number: 20230076042Abstract: An embodiment apparatus includes a converter including a plurality of switching elements configured as a bridge circuit connected to an input terminal and having a plurality of bridge arms, wherein a topology of the converter is configured to be switchable to a full-bridge type topology or a half-bridge type topology, and wherein a resonant capacitor is connected to a midpoint between respective ones of the bridge arms, and a controller configured to switch the topology of the converter to the full-bridge type or the half-bridge type by controlling whether the resonant capacitor is activated based on a load current of the converter.Type: ApplicationFiled: July 11, 2022Publication date: March 9, 2023Inventors: Dae Woo Lee, Tae Jong Ha, Byung Gu Kang
-
Publication number: 20220368215Abstract: A power conversion system for electrically driven mobility device includes a first energy storage device and a second energy storage device having a voltage output lower than a voltage of the first energy storage device, a relay having one terminal connected to the first energy storage device, a DC link capacitor connected to the other terminal of the relay, a first DC converter provided between the DC link capacitor and the second energy storage device and capable of bidirectional voltage conversion, and a controller configured to control the first DC converter to convert a level of the voltage of the second energy storage device and to apply the voltage having the converted level to the capacitor before switching of the relay from an off state to an on state to charge the DC link capacitor to a preset voltage or higher, and then to switch the relay to the on state.Type: ApplicationFiled: September 9, 2021Publication date: November 17, 2022Inventors: Tae Jong Ha, Dae Woo Lee, Byung Gu Kang
-
Patent number: 11489476Abstract: A vehicle power conversion apparatus is provided to reduce an overall system size by integrating a motor controller which generates power and a power supply apparatus which converts the power. The vehicle power conversion apparatus includes a driving motor which is connected to an engine and a power converter which selectively converts power in a plurality of modes to generate the power related to an operation of the driving motor. A first battery supplies the power for the conversion or receives the converted power.Type: GrantFiled: July 27, 2020Date of Patent: November 1, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Tae-Jong Ha, Byung-Gu Kang, Dae-Woo Lee, Youn-Sik Lee
-
Publication number: 20220080846Abstract: A method of controlling charge of a vehicle battery includes: determining, by a control unit, whether a high voltage battery and a low voltage battery are charged in a first charging mode, a second charging mode, or a third charging mode; and charging at least one of the high voltage battery or the low voltage battery by controlling a first full-bridge circuit unit, a second full-bridge circuit unit, and a low voltage direct current (DC) converter unit based on the determined first, second or third charging mode.Type: ApplicationFiled: November 29, 2021Publication date: March 17, 2022Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Dae Woo Lee, Jae Eun Cha, Byung Gu Kang, Tae Jong Ha
-
Publication number: 20220014103Abstract: A converter using a planar transformer includes an input device that receives a first voltage, a transformer including a first planar transformer and a second planar transformer that reduce the first voltage, and an output device that outputs the first voltage as a second voltage, wherein the first voltage is greater than the second voltage, and the input device provides a current to a primary winding coil of each of the first planar transformer and the second planar transformer through a first current path and a second current path in which current directions are different with each other, and includes a plurality of inductors connected in parallel with the primary winding coil of each of the first planar transformer and the second planar transformer.Type: ApplicationFiled: October 30, 2020Publication date: January 13, 2022Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Dae Woo LEE, Byung Gu KANG, Tae Jong HA
-
Patent number: 11214158Abstract: A method of controlling charge of a vehicle battery includes: determining, by a control unit, whether a high voltage battery and a low voltage battery are charged in a first charging mode, a second charging mode, or a third charging mode; and charging at least one of the high voltage battery or the low voltage battery by controlling a first full-bridge circuit unit, a second full-bridge circuit unit, and a low voltage direct current (DC) converter unit based on the determined first, second or third charging mode.Type: GrantFiled: January 17, 2020Date of Patent: January 4, 2022Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Dae Woo Lee, Jae Eun Cha, Byung Gu Kang, Tae Jong Ha
-
Publication number: 20210257951Abstract: A vehicle power conversion apparatus is provided to reduce an overall system size by integrating a motor controller which generates power and a power supply apparatus which converts the power. The vehicle power conversion apparatus includes a driving motor which is connected to an engine and a power converter which selectively converts power in a plurality of modes to generate the power related to an operation of the driving motor. A first battery supplies the power for the conversion or receives the converted power.Type: ApplicationFiled: July 27, 2020Publication date: August 19, 2021Inventors: Tae-Jong Ha, Byung-Gu Kang, Dae-Woo Lee, Youn-Sik Lee
-
Publication number: 20210008995Abstract: A method of controlling charge of a vehicle battery includes: determining, by a control unit, whether a high voltage battery and a low voltage battery are charged in a first charging mode, a second charging mode, or a third charging mode; and charging at least one of the high voltage battery or the low voltage battery by controlling a first full-bridge circuit unit, a second full-bridge circuit unit, and a low voltage direct current (DC) converter unit based on the determined first, second or third charging mode.Type: ApplicationFiled: January 17, 2020Publication date: January 14, 2021Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Dae Woo LEE, Jae Eun CHA, Byung Gu KANG, Tae Jong HA
-
Publication number: 20200406848Abstract: A driver-side airbag device includes: a mounting plate; a cushion disposed inside the mounting plate and configured to be inflated by gas supplied thereto; a cover surrounding the cushion and having a movable lid to be cut and tilted by an inflation of the cushion; a decoration part disposed on a front surface of the movable lid and to be rotated together with the movable lid; and a connector having one side disposed between the cover and the decoration part and another side coupled to the mounting plate, the connector configured to restrain forward deployment of the cover when the cushion is inflated.Type: ApplicationFiled: June 26, 2020Publication date: December 31, 2020Inventors: Byung Gu Kang, Do Hyoung Kim, Seok Hoon Ko
-
Patent number: 10577021Abstract: A vehicle sub-frame may include a reinforcement member having a honeycomb structure between upper and lower panels to secure the overall rigidity of the sub-frame, wherein the reinforcement member is additionally disposed in the sub-frame to secure the torsional and flexural strengths of the sub-frame.Type: GrantFiled: November 16, 2017Date of Patent: March 3, 2020Assignees: Hyundai Motor Company, Kia Motors CorporationInventor: Byung Gu Kang
-
Publication number: 20180327030Abstract: A vehicle sub-frame may include a reinforcement member having a honeycomb structure between upper and lower panels to secure the overall rigidity of the sub-frame, wherein the reinforcement member is additionally disposed in the sub-frame to secure the torsional and flexural strengths of the sub-frame.Type: ApplicationFiled: November 16, 2017Publication date: November 15, 2018Applicants: Hyundai Motor Company, Kia Motors CorporationInventor: Byung Gu Kang
-
Patent number: 9270153Abstract: An energy regeneration device of a suspension system for a vehicle, includes a suspension link that connects a wheel carrier to a vehicle body, a bush unit that is disposed between a vehicle body connection portion of the suspension link and the vehicle body and outputs hinge motion of the suspension link through an output gear, a one-way power transmission mechanism that is connected with the output gear of the bush unit, receives the hinge motion transmitted from the output gear through an input gear, and outputs only one-way rotational power, and a generator that is disposed at a side of the vehicle body and generates electricity while being rotated by the transmitted one-way rotational power.Type: GrantFiled: December 19, 2013Date of Patent: February 23, 2016Assignee: Hyundai Motor CompanyInventors: Sang Hoon Yoo, Sung Bae Jang, Byung Gu Kang, Un Koo Lee