Patents by Inventor Dae-Young Choi

Dae-Young Choi 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: 20250085674
    Abstract: Provided are a scalable analog passive intermodulation (PIM) module, a method of controlling analog PIM, a signal processing circuit, and a sensor device. The scalable analog PIM module includes a first plural number of digital-to-analog converters (DACs), a first plural number of static random access memory (SRAM) calculators connected to the first plural number of DACs, at least one analog-to-digital converter (ADC) connected to the first plural number of SRAM calculators and configured to convert an analog convolution result signal into digital convolution data, and an analog PIM controller configured to output an enable control signal for enabling a second number, which is equal to or less than first plural number, of SRAM calculators among the first plural number of SRAM calculators to the first plural number of SRAM calculators on the basis of the convolution data output from the ADC.
    Type: Application
    Filed: November 22, 2024
    Publication date: March 13, 2025
    Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon LEE, Jong Wan JO, Sung June BYUN, Dae Young CHOI, Young Gun PU, Joon Mo YOO, Yeon Jae JUNG, Hyung Ki HUH, Seok Kee KIM
  • Publication number: 20250078585
    Abstract: Disclosed is a method of diagnosing a vehicle including an electric motor performed in the vehicle. The method includes acquiring first to third measurement values for a temperature, a voltage, and a current associated with the electric motor from one or more sensors installed for the electric motor, calculating first to third scores for a predetermined diagnostic factor based on each of the first to third measurement values, reading a weight for each of the temperature, the voltage, and the current with regard to the predetermined diagnostic factor from a database installed in the vehicle, and calculating a comprehensive diagnostic score for the predetermined diagnostic factor based on the weight for each of the first to third scores and the predetermined diagnostic factor.
    Type: Application
    Filed: August 21, 2024
    Publication date: March 6, 2025
    Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon LEE, Dae Young CHOI, Dong Gyun KIM, Jong Wan JO
  • Patent number: 12232273
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: February 18, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yun Mi Bae, Soon Gyu Kwon, Sang Hwa Kim, Sang Young Lee, Jin Hak Lee, Han Su Lee, Dong Hun Jeong, In Ho Jeong, Dae Young Choi, Jung Ho Hwang
  • Patent number: 12174595
    Abstract: Provided are a scalable analog passive intermodulation (PIM) module, a method of controlling analog PIM, a signal processing circuit, and a sensor device. The scalable analog PIM module includes a first plural number of digital-to-analog converters (DACs), a first plural number of static random access memory (SRAM) calculators connected to the first plural number of DACs, at least one analog-to-digital converter (ADC) connected to the first plural number of SRAM calculators and configured to convert an analog convolution result signal into digital convolution data, and an analog PIM controller configured to output an enable control signal for enabling a second number, which is equal to or less than first plural number, of SRAM calculators among the first plural number of SRAM calculators to the first plural number of SRAM calculators on the basis of the convolution data output from the ADC.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: December 24, 2024
    Assignees: SKAIChips Co., Ltd., Research &Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon Lee, Jong Wan Jo, Sung June Byun, Dae Young Choi, Young Gun Pu, Joon Mo Yoo, Yeon Jae Jung, Hyung Ki Huh, Seok Kee Kim
  • Publication number: 20240175299
    Abstract: A door opening and closing apparatus for a vehicle that prevents door opening during a collision includes an operation member configured to operate to open a door; and a blocking lever engaged to the operation member and configured to limit the operating of the operation member during a collision of a vehicle, wherein the blocking lever includes an operation slot formed along a tracking path along which a linkage member operating the operation member and the blocking lever by linkage to each other is moved from a locking position to an unlocking position; and a blocking slot formed to branch off from the operation slot, wherein during the collision of the vehicle, the blocking lever is rotated or moved, and thus the linkage member is moved from the operation slot to the blocking slot, being blocked from reaching the unlocking position.
    Type: Application
    Filed: November 28, 2023
    Publication date: May 30, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventor: Dae-Young CHOI
  • Patent number: 11889634
    Abstract: A method of manufacturing a printed circuit board includes providing an insulating layer, forming a plating seed layer on the insulating layer, forming a first circuit pattern on the plating seed layer and a second circuit pattern on the first circuit pattern, and forming a top metal layer on the second circuit pattern. The second circuit pattern can be thinner than the first circuit pattern, and the top metal layer can be wider than the second circuit pattern.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: January 30, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ho Hwang, Han Su Lee, Dae Young Choi, Soon Gyu Kwon, Dong Hun Jeong, In Ho Jeong, Kil Dong Son, Sang Hwa Kim, Sang Young Lee, Jae Hoon Jeon, Jin Hak Lee, Yun Mi Bae
  • Publication number: 20240001939
    Abstract: According to various embodiment of the present invention, in a diagnosis system including a sensing module that senses the state of a motor is installed in a car, disclosed are a method for determining failure of a motor in a car comprising the steps of: (a) acquiring sensed values by sensing the state variables of the motor by the sensing module; (b) extracting two or more feature values by converting the sensed values acquired by the sensing module; (c) converting the two or more feature values into scaled feature values based on at least one scaling algorithm; and (d) determining a state of the motor based on a learned labeling algorithm and the scaled feature value, and setting a label representing the state of the motor to the scaled feature value corresponding to the state of the motor.
    Type: Application
    Filed: June 30, 2023
    Publication date: January 4, 2024
    Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon LEE, Dong Gyun KIM, Dae Young CHOI, Jong Wan JO, Young Gun PU
  • Publication number: 20230368591
    Abstract: According to various embodiment of the present invention, in a diagnosis system including a sensing module that senses the state of a motor is installed in a car, disclosed are a method for determining failure of a motor in a car comprising the steps of: (a) acquiring sensed values by sensing the state variables of the motor by the sensing module; (b) extracting two or more feature values by converting the sensed values acquired by the sensing module; (c) generating two clusters which classify and include the two or more feature values based on the two or more feature values and determining a normal cluster among the two clusters; and (d) determining the state of the motor as a failure-expected state or a safe state by applying at least one classifier to the feature values included in the normal cluster.
    Type: Application
    Filed: May 10, 2023
    Publication date: November 16, 2023
    Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon LEE, Dong Gyun KIM, Dae Young CHOI, Jong Wan JO, Young Gun PU
  • Publication number: 20230337370
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Application
    Filed: June 20, 2023
    Publication date: October 19, 2023
    Inventors: Yun Mi BAE, Soon Gyu KWON, Sang Hwa KIM, Sang Young LEE, Jin Hak LEE, Han Su LEE, Dong Hun JEONG, In Ho JEONG, Dae Young CHOI, Jung Ho HWANG
  • Patent number: 11723153
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Grant
    Filed: March 1, 2022
    Date of Patent: August 8, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yun Mi Bae, Soon Gyu Kwon, Sang Hwa Kim, Sang Young Lee, Jin Hak Lee, Han Su Lee, Dong Hun Jeong, In Ho Jeong, Dae Young Choi, Jung Ho Hwang
  • Publication number: 20230185252
    Abstract: Provided are a scalable analog passive intermodulation (PIM) module, a method of controlling analog PIM, a signal processing circuit, and a sensor device. The scalable analog PIM module includes a first plural number of digital-to-analog converters (DACs), a first plural number of static random access memory (SRAM) calculators connected to the first plural number of DACs, at least one analog-to-digital converter (ADC) connected to the first plural number of SRAM calculators and configured to convert an analog convolution result signal into digital convolution data, and an analog PIM controller configured to output an enable control signal for enabling a second number, which is equal to or less than first plural number, of SRAM calculators among the first plural number of SRAM calculators to the first plural number of SRAM calculators on the basis of the convolution data output from the ADC.
    Type: Application
    Filed: May 27, 2022
    Publication date: June 15, 2023
    Applicants: SKAIChips Co., Ltd., Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Kang Yoon LEE, Jong Wan JO, Sung June BYUN, Dae Young CHOI, Young Gun PU, Joon Mo YOO, Yeon Jae JUNG, Hyung Ki HUH, Seok Kee KIM
  • Publication number: 20220240390
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Application
    Filed: March 1, 2022
    Publication date: July 28, 2022
    Inventors: Yun Mi BAE, Soon Gyu KWON, Sang Hwa KIM, Sang Young LEE, Jin Hak LEE, Han Su LEE, Dong Hun JEONG, In Ho JEONG, Dae Young CHOI, Jung Ho HWANG
  • Patent number: 11297720
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: April 5, 2022
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yun Mi Bae, Soon Gyu Kwon, Sang Hwa Kim, Sang Young Lee, Jin Hak Lee, Han Su Lee, Dong Hun Jeong, In Ho Jeong, Dae Young Choi, Jung Ho Hwang
  • Publication number: 20210243901
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Application
    Filed: April 21, 2021
    Publication date: August 5, 2021
    Inventors: Yun Mi BAE, Soon Gyu KWON, Sang Hwa KIM, Sang Young LEE, Jin Hak LEE, Han Su LEE, Dong Hun JEONG, In Ho JEONG, Dae Young CHOI, Jung Ho HWANG
  • Patent number: 11019731
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: May 25, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yun Mi Bae, Soon Gyu Kwon, Sang Hwa Kim, Sang Young Lee, Jin Hak Lee, Han Su Lee, Dong Hun Jeong, In Ho Jeong, Dae Young Choi, Jung Ho Hwang
  • Publication number: 20210120677
    Abstract: A method of manufacturing a printed circuit board includes providing an insulating layer, forming a plating seed layer on the insulating layer, forming a first circuit pattern on the plating seed layer and a second circuit pattern on the first circuit pattern, and forming a top metal layer on the second circuit pattern. The second circuit pattern can be thinner than the first circuit pattern, and the top metal layer can be wider than the second circuit pattern.
    Type: Application
    Filed: December 28, 2020
    Publication date: April 22, 2021
    Inventors: Jung Ho HWANG, Han Su LEE, Dae Young CHOI, Soon Gyu KWON, Dong Hun JEONG, In Ho JEONG, Kil Dong SON, Sang Hwa KIM, Sang Young LEE, Jae Hoon JEON, Jin Hak LEE, Yun Mi BAE
  • Patent number: 10912202
    Abstract: A method of manufacturing a printed circuit board includes providing an insulating layer, forming a plating seed layer on the insulating layer, forming a first circuit pattern on the plating seed layer and a second circuit pattern on the first circuit pattern, and forming a top metal layer on the second circuit pattern. The second circuit pattern can be thinner than the first circuit pattern, and the top metal layer can be wider than the second circuit pattern.
    Type: Grant
    Filed: January 13, 2017
    Date of Patent: February 2, 2021
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Ho Hwang, Han Su Lee, Dae Young Choi, Soon Gyu Kwon, Dong Hun Jeong, In Ho Jeong, Kil Dong Son, Sang Hwa Kim, Sang Young Lee, Jae Hoon Jeon, Jin Hak Lee, Yun Mi Bae
  • Publication number: 20200396846
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Application
    Filed: August 28, 2020
    Publication date: December 17, 2020
    Inventors: Yun Mi BAE, Soon Gyu KWON, Sang Hwa KIM, Sang Young LEE, Jin Hak LEE, Han Su LEE, Dong Hun JEONG, In Ho JEONG, Dae Young CHOI, Jung Ho HWANG
  • Patent number: 10798827
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: October 6, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yun Mi Bae, Soon Gyu Kwon, Sang Hwa Kim, Sang Young Lee, Jin Hak Lee, Han Su Lee, Dong Hun Jeong, In Ho Jeong, Dae Young Choi, Jung Ho Hwang
  • Publication number: 20200146156
    Abstract: A printed circuit board includes an insulating layer, a circuit pattern on the insulating layer, and a surface treatment layer on the circuit pattern. The surface treatment layer includes a bottom surface having a width wider than a width of a top surface of the circuit pattern.
    Type: Application
    Filed: December 17, 2019
    Publication date: May 7, 2020
    Inventors: Yun Mi BAE, Soon Gyu KWON, Sang Hwa KIM, Sang Young LEE, Jin Hak LEE, Han Su LEE, Dong Hun JEONG, In Ho JEONG, Dae Young CHOI, Jung Ho HWANG