Patents by Inventor Seung Ryong BAEK

Seung Ryong BAEK 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).

  • Method and apparatus for controlling motor of electric power assisted steering system
    Patent number: 11254354
    Abstract: A motor control method for controlling a motor of an electric power assisted steering system includes: generating a low pass torque signal and a high pass torque signal, respectively; generating a low frequency assist torque signal using the low pass torque signal and the vehicle speed; generating a high frequency assist torque signal using a high pass torque signal and the vehicle speed; generating a torque command signal using a sum of the low frequency assist torque signal and the high frequency assist torque signal; and generating a voltage output signal for driving the motor using the torque command signal.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: February 22, 2022
    Assignee: ERAE AMS CO., LTD.
    Inventors: Jung Il Lee, Seung Ryong Baek, Sang Seob Lee
  • METHOD AND APPARATUS FOR CONTROLLING MOTOR OF ELECTRIC POWER ASSISTED STEERING SYSTEM
    Publication number: 20200140003
    Abstract: A motor control method for controlling a motor of an electric power assisted steering system includes: generating a low pass torque signal and a high pass torque signal, respectively; generating a low frequency assist torque signal using the low pass torque signal and the vehicle speed; generating a high frequency assist torque signal using a high pass torque signal and the vehicle speed; generating a torque command signal using a sum of the low frequency assist torque signal and the high frequency assist torque signal; and generating a voltage output signal for driving the motor using the torque command signal.
    Type: Application
    Filed: June 28, 2018
    Publication date: May 7, 2020
    Applicant: ERAE AMS CO., LTD.
    Inventors: Jung Il LEE, Seung Ryong BAEK, Sang Seob LEE