Patents by Inventor Dong-Chul Park

Dong-Chul Park 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: 20250236216
    Abstract: An electronic device performs a control method. The electronic device obtains information of at least one of a sitting posture of a user or driving information of a vehicle, or any combination thereof using sensors, determines whether motion sickness is caused in the user based on the information, and provides a motion sickness reduction solution based on determining that the motion sickness is caused in the user.
    Type: Application
    Filed: November 8, 2024
    Publication date: July 24, 2025
    Inventors: Ki Chang KIM, Dong Chul PARK
  • Publication number: 20250127681
    Abstract: A soft actuator for a massage device is capable of providing vibration and pressure. The soft actuator includes a soft pressing portion that expands or contracts by a pressure fluid filling in the soft pressing portion, and a soft vibrating portion including an electrode that provides vibration through shape change due to voltage applied to the electrode. The soft actuator may be included as part of a massage device, which may be incorporated into a vehicle seat.
    Type: Application
    Filed: March 5, 2024
    Publication date: April 24, 2025
    Inventors: Kyoung Jin Chang, Jeong Goo Kang, Dong Chul Park, Hyun Woo Kim, Ki Uk Kyung, Kyu Jin Hyeon, David Santiago Diaz Cortes
  • Patent number: 12283900
    Abstract: A flexible actuator for curved surfaces and a control method thereof is used for curved surfaces and generates high vibration using a relatively low voltage.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: April 22, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kyoung Jin Chang, Dong Chul Park, Ki Uk Kyung, Hyun Woo Kim, Min Ki Kim, Jong Seok Nam, Ji Hyeong Ma
  • Patent number: 12262185
    Abstract: An embodiment smart speaker includes a motor configured to rotate a rotary shaft, a speaker housing connected with the rotary shaft, a first speaker mounted on an inclined surface disposed on an upper end of the speaker housing, a second speaker mounted on a vertical surface of the speaker housing, a cover configured to protect the first speaker and the second speaker, and a controller configured to control a rotation of the first speaker and the second speaker using the motor to radiate a sound in at least one target direction.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: March 25, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: 12246633
    Abstract: A device and a method for controlling a seat of a vehicle includes a detector for detecting vehicle environment information, a vibration generator mounted on the vehicle seat to generate the seat vibration, and a controller electrically connected to the detector and the vibration generator, and the controller detects seat environment information through the detector, determines a weight and a sitting posture of a user seated in the vehicle seat based on the seat environment information, determines a vibration pattern and a vibration excitation force based on the weight and the sitting posture of the user, and generates the seat vibration by controlling the vibration generator based on the determined vibration pattern and vibration excitation force.
    Type: Grant
    Filed: July 11, 2022
    Date of Patent: March 11, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Dong Chul Park, Tae Kun Yun, Sang Jin Hong
  • Patent number: 12243415
    Abstract: Disclosed are an apparatus and a method for controlling a vehicle seat so as to control a seat back and a neck pillow based on a sound. The apparatus includes the vehicle seat installed in a vehicle and including a seat back and a neck pillow, a detector for detecting vehicle information and seat information, and a processor connected to the vehicle seat and the detector, wherein the processor determines a vehicle state and a seat sitting posture based on the vehicle information and the seat information, analyzes a sound being reproduced in the vehicle, determines a haptic pattern and a haptic pressure based on the vehicle state and the seat sitting posture, and the analysis of the sound, and controls the seat back and the neck pillow based on the determined haptic pattern and haptic pressure to provide a haptic effect.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: March 4, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Tae Kun Yun, Dong Chul Park, Kyoung Jin Chang, Eun Soo Jo, Jin Sung Lee
  • Publication number: 20250058629
    Abstract: A system and a method for controlling sound output in a vehicle can enhance driving sensitivity. The system includes a sensing device that obtains vehicle information of the vehicle, a sound device that plays and outputs a vehicle sound through speakers, a seat device that controls seat vibration based on the vehicle sound, and a control device connected with the sensing device, the sound device, and the seat device. The control device determines a driving mode of the vehicle based on the vehicle information, performs sound shift control for the speakers based on the driving mode, and controls the seat vibration in conjunction with the sound shift control.
    Type: Application
    Filed: March 25, 2024
    Publication date: February 20, 2025
    Inventors: Ki Chang Kim, Tae Kun Yun, Sang Jin Hong, Dong Chul Park, Eun Soo Jo, Jin Sung Lee
  • Publication number: 20250031685
    Abstract: A mosquito repellent apparatus for repelling a mosquito in a vehicle using an ultrasonic wave and a method for operating the same is provided. The mosquito repellent apparatus includes a mosquito recognition device that detects a mosquito, an ultrasonic sensor that generates an ultrasonic signal, and a controller. The controller recognizes mosquito appearance in a vehicle using the mosquito recognition device, determines a mosquito appearance stage based on a mosquito sound, and controls power of the ultrasonic sensor based on the mosquito appearance stage.
    Type: Application
    Filed: November 8, 2023
    Publication date: January 30, 2025
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: 12179773
    Abstract: A virtual sound provision apparatus for an electric vehicle includes a driving information detector configured to detect vehicle driving information for outputting a virtual driving sound, a microphone configured to detect an actual driving sound generated from the electric vehicle, a controller configured to determine a characteristic of a target sound based on an acceleration and deceleration driving pattern of a driver from an accelerator pedal input value and a brake pedal input value of the driver, and generating and outputting a sound control signal for outputting the virtual driving sound having the characteristic of the target sound based on the determined characteristic information of the target sound and characteristic information of the actual driving sound, and a sound device configured to output a virtual engine sound that simulates an engine sound from the electric vehicle at the time of acceleration and deceleration according to the sound control signal.
    Type: Grant
    Filed: May 16, 2022
    Date of Patent: December 31, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Jin Sung Lee, Ji Won Oh, Dong Chul Park, Kyoung Jin Chang, Tae Kun Yun, Jeong Soo Eo
  • Publication number: 20240428770
    Abstract: A sound masking apparatus and method are provided. The sound masking apparatus includes a sensing device that measures image information and biometric information of a passenger in a vehicle. The apparatus also includes a controller connected with the sensing device. The controller determines a sleep state of the passenger based on the biometric information and determines whether the passenger is disturbed in sleep based on the image information in the sleep state of the passenger. The controller measures noise in the vehicle in response to determining that the passenger is disturbed in sleep and determines whether there is a need for sound masking based on the measured noise. The controller performs the sound masking based on the sleep state in response to determining that there is the need for the sound masking.
    Type: Application
    Filed: November 6, 2023
    Publication date: December 26, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: 12175962
    Abstract: An apparatus and a method for controlling a vehicle sound are provided. The apparatus a detection device that detects driving information and drive mode setting information and a processing device electrically connected with the detection device. The processing device determines an emotional state of a driver based on at least one of the driving information or the drive mode setting information, determines a sound concept depending on the emotional state of the driver, and controls a vehicle sound depending on the sound concept.
    Type: Grant
    Filed: May 25, 2022
    Date of Patent: December 24, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Seoul National University R&DB Foundation
    Inventors: Ki Chang Kim, Dong Chul Park, Myung Hwan Yun, Sung Ho Kim
  • Patent number: 12169662
    Abstract: A vehicle is provided and includes a camera that photographs a face of a driver, a sensor that obtains skin information of the driver, a speaker, and a controller. The controller determines a physical condition of the driver based on at least one of a face image of the driver and the skin information of the driver, determines a sound source and a parameter based on the physical condition of the driver, generates a driving sound by reflecting driving information of the vehicle in the sound source and the parameter, and operates the speaker to output the driving sound.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: December 17, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Kyoung-Jin Chang, Dong Chul Park, Jinsung Lee, Sangjin Hong
  • Publication number: 20240397934
    Abstract: A mosquito repellent system and a method for operating the same are provided. The mosquito repellent system includes a passenger detection device that detects a passenger in a vehicle, a mosquito recognition device that recognizes a mosquito, a first ultrasonic device and a second ultrasonic device that generate and radiate an ultrasonic wave, and a control device configured to obtain information about the passenger using the passenger detection device, determine whether there is a mosquito in the vehicle using the mosquito recognition device, and control at least one of the first ultrasonic device or the second ultrasonic device, or a combination thereof to radiate the ultrasonic wave based on the information about the passenger in response determining that there is the mosquito in the vehicle.
    Type: Application
    Filed: November 8, 2023
    Publication date: December 5, 2024
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: 12127549
    Abstract: Disclosed are an ultrasound generator, a pest extermination and repellent system using the ultrasound generator, and a method of controlling the ultrasound generator. The ultrasound generator may include a driving signal generator that generates a driving signal, a modulator that generates a modulated signal by modulating an amplitude of the driving signal, a first ultrasonic vibrator that generates a first ultrasonic signal of a first frequency based on the modulated signal, a second ultrasonic vibrator that generates a second ultrasonic signal of a second frequency based on the modulated signal, and a controller that adjusts an output timing of the modulated signal to output the first ultrasonic signal and the second ultrasonic signal at least once during a unit time period.
    Type: Grant
    Filed: November 14, 2022
    Date of Patent: October 29, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: 12122293
    Abstract: A sound generation apparatus for an electrification vehicle and a method of use thereof are provided. In example embodiments, the sound generation apparatus receives driving information, determines a driving situation based on the driving information, designs an acceleration sound when the driving situation is determined as an acceleration situation, or designs a cornering sound when the driving situation is determined as a cornering situation, and plays and outputs the acceleration sound or the cornering sound.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: October 22, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Tae Kun Yun, Dong Chul Park, Eun Soo Jo, Jin Sung Lee
  • Publication number: 20240346862
    Abstract: A method of generating a tire slip sound is capable of producing a virtual tire slip sound in a driving situation in which tire slip may occur during vehicle driving. The method includes collecting vehicle driving information while a vehicle is traveling; determining a characteristic of a virtual tire slip sound based on the collected vehicle driving information; generating and outputting a tire slip signal for generating and outputting the virtual tire slip sound according to the determined characteristic; and operating sound equipment of the vehicle according to the tire slip signal output from the controller to generate and output the virtual tire slip sound according to a vehicle driving state.
    Type: Application
    Filed: June 28, 2024
    Publication date: October 17, 2024
    Inventors: Ki Chang Kim, Jin Sung Lee, Dong Chul Park, Tae Kun Yun, Sang Jin Hong
  • Patent number: 12118269
    Abstract: Embodiments of the present disclosure relate to a sensory experience providing apparatus for providing a sensory experience based on sound in a vehicle, and a method thereof. The controller is configured to receive a sound played in the vehicle, extract a sound feature from the received sound, generate sensory information based on the extracted sound feature, and provide a sensory experience based on the sensory information.
    Type: Grant
    Filed: August 3, 2022
    Date of Patent: October 15, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: 12115909
    Abstract: A virtual sound generation apparatus is provided. The virtual sound generation apparatus includes a first sensor configured to obtain biometric information about a passenger, an output device configured to output a virtual sound, and a processor electrically connected with the first sensor and the output device. The processor is configured to determine driving sensibility for the passenger based on electroencephalogram (EEG) obtained by the first sensor, generate an effect signal for guiding the passenger to be stimulated depending on the driving sensibility, and control the output of the virtual sound based on the effect signal.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: October 15, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Chang Kim, Dong Chul Park
  • Patent number: D1047069
    Type: Grant
    Filed: October 24, 2023
    Date of Patent: October 15, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki-Chang Kim, Dong-Chul Park
  • Patent number: D1047070
    Type: Grant
    Filed: October 24, 2023
    Date of Patent: October 15, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Ki-Chang Kim, Dong-Chul Park