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公开(公告)号:US12263895B2
公开(公告)日:2025-04-01
申请号:US17606932
申请日:2020-05-13
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
Abstract: The present embodiments relate to a steer-by-wire type steering apparatus, which prevents a steering shaft from mechanically rotating by means of a gear structure when a driver turns the steering wheel at the maximum rotation angle or greater, so as to enable efficient limiting of the steering wheel operation of the driver to be within a maximum rotation angle without increasing the size, the weight and the like of a motor for transmitting torque to the steering shaft and the like, and to be advantageous with respect to production costs, packaging and the like.
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公开(公告)号:US12252191B2
公开(公告)日:2025-03-18
申请号:US17952320
申请日:2022-09-26
Applicant: HL MANDO CORPORATION
Inventor: TaeHyung Sun , Tae Sik Kim
Abstract: The embodiments relates to a steering control device and method. Specifically, a steering control device according to the embodiments may include a first steering control module receiving a steering angle of a steering wheel from a steering angle sensor, calculating a position of a rack corresponding to the steering angle, and transmitting the position of the rack to a road wheel actuator (RWA) and a second steering control module to which a control right for the first steering control module is transferred when the first steering control module is determined to have a failure.
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公开(公告)号:US12263898B2
公开(公告)日:2025-04-01
申请号:US17992787
申请日:2022-11-22
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
Abstract: The present disclosure provides a vehicle steering device and a vehicle steering method capable of ensuring safety of a passenger and a vehicle when a steering abnormality of the vehicle occurs. The vehicle steering device includes a steering input unit, a steering output unit connected to the steering input unit and a wheel, and a control unit configured to control the steering input unit and the steering output unit, in which, when a steering abnormality occurs in the steering input unit, the control unit directly controls the steering output unit regardless of the operation of the steering input unit.
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公开(公告)号:US12187362B2
公开(公告)日:2025-01-07
申请号:US17900869
申请日:2022-09-01
Applicant: HL MANDO CORPORATION
Inventor: TaeHyung Sun , Tae Sik Kim
Abstract: The present embodiments relates to a steering control device and method of a vehicle and may provide a steering control device and method for a vehicle, which may secure stably steered driving by controlling the output of the steering motor by changing the average steering ratio when the driver causes urgent steering in a failure situation and adjusting the rack stroke and rack speed.
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公开(公告)号:US11623688B2
公开(公告)日:2023-04-11
申请号:US16653930
申请日:2019-10-15
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
Abstract: A steering control device, a steering motor, a steering apparatus, and a steering control method are provided. The steering control device includes a first steering controller connected to a first winding of a steering motor, a second steering controller connected to a second winding of the steering motor, and a third steering controller connected to a third winding of the steering motor. The first to third steering controllers may monitor corresponding states and control the steering motor in accordance with a result of the monitoring.
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公开(公告)号:US12187360B2
公开(公告)日:2025-01-07
申请号:US17429619
申请日:2020-01-21
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
IPC: B62D5/04
Abstract: A steering control device and a steering control method are disclosed. Particularly, a steering control device according to the disclosure comprises: a command current calculation unit for calculating a first command current on the basis of detected steering wheel steering information; a resistance calculation unit for calculating internal resistance on the basis of a detected internal temperature; a supply current estimation unit for estimating the supply current of a battery on the basis of an input supply voltage of the battery, the first command current and the internal resistance; and a command current applying unit for comparing the supply current and a preset reference current and, if the supply current is greater than the reference current, changing the first command current to a second command current and applying the second command current to a steering motor.
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公开(公告)号:US11952033B2
公开(公告)日:2024-04-09
申请号:US18076885
申请日:2022-12-07
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
CPC classification number: B62D1/06 , B62D1/04 , B60K35/00 , B60K35/28 , B60K2360/178 , B60W2050/143 , B60W2050/146
Abstract: The present disclosure relates to a steering device and a control method thereof, and the steering device includes a wheel housing in which an inner space is formed, a driving member disposed in the inner space and providing power by receiving power, a cable having one side connected to a driving shaft of the driving member and the other side fixed to the wheel housing at a position spaced apart from the driving member, and an idle roller provided at a position spaced apart from the driving member and rotating while supporting the cable.
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公开(公告)号:US12103618B2
公开(公告)日:2024-10-01
申请号:US17610952
申请日:2020-05-11
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
CPC classification number: B62D6/04 , B62D3/12 , B62D5/0463 , B62D15/0205 , B62D15/0215
Abstract: The present invention relates to a steering control device and method, and a steering control system, and, more specifically, to a steering control device comprising: a rack position detection unit for detecting the rack position of an output device after the ignition of a vehicle is turned on; a steering wheel rotation angle determination unit for determining the rotation angle of a steering wheel corresponding to the rack position; a steering wheel display unit for displaying, on the steering wheel, the center position of the steering wheel according to the rotation angle of the steering wheel; and a steering reaction force provision unit for providing a steering reaction force according to the rotation angle of the steering wheel.
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公开(公告)号:US12049269B2
公开(公告)日:2024-07-30
申请号:US17856783
申请日:2022-07-01
Applicant: HL MANDO CORPORATION
Inventor: Tae Sik Kim
Abstract: The disclosure relates to a steering control device and method and includes a steering control device controlling a reaction force motor to generate a reaction torque in response to rotation of a steering wheel and comprising a condition determiner determining whether a stop reaction force providing condition is met, the stop reaction force providing condition including a preset vehicle stop condition and reaction force provision preparation condition, a producer discerning and processing a scheme for producing stop reaction torque information based on remaining power information regarding a remaining power amount of a battery supplying power to the reaction force motor upon determining that the stop reaction force providing condition is met, and a controller controlling to generate a reaction torque to the steering wheel based on the stop reaction torque information.
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公开(公告)号:US11932325B2
公开(公告)日:2024-03-19
申请号:US17672886
申请日:2022-02-16
Applicant: HL MANDO CORPORATION
Inventor: TaeHyung Sun , Tae Sik Kim
IPC: B62D5/04
CPC classification number: B62D5/0469 , B62D5/0463 , B62D5/0466 , B62D5/0487
Abstract: The embodiments of the present disclosure relate to a steering control device and method of a vehicle, specifically, may provide a steering control device and method of a vehicle capable of securing the driving stability by controlling the alignment of the vehicle wheels by rapidly detecting a misalignment between the steering angle of the steering wheel and the steering angle of the vehicle wheel.
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