Patents by Inventor Dong Geun Lee

Dong Geun Lee 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: 20250218749
    Abstract: The present invention provides an apparatus of processing a substrate. The apparatus of processing a substrate includes: a chamber providing a treatment space; a substrate supporting unit provided in the treatment space; a gas supply unit introducing gas into the treatment space; a plasma source providing energy that excites the gas introduced in the treatment space using plasma; an exhaust unit exhausting an atmosphere in the treatment space out of the treatment space; and a laser emission unit disposed above the supporting unit and emitting a laser beam to a substrate placed on the supporting unit, wherein the laser emission unit includes: a laser source generating the laser beam; and a Digital Micro-mirror Device (DMD) unit that is a light modulation unit modulating the laser beam generated from the laser source, wherein the DMD unit includes: micromirrors provided to be rotatable; and a board substrate on which the micromirrors are installed.
    Type: Application
    Filed: December 26, 2024
    Publication date: July 3, 2025
    Applicant: SEMES CO., LTD.
    Inventors: Ki Hoon CHOI, Hyeong Soo PARK, Seung Un OH, Jin Yeong SUNG, Seryeyohan CHO, Sang Hyeon RYU, Dong Geun LEE, Tae Shin KIM, Young Dae CHUNG
  • Patent number: 12344213
    Abstract: A brake pressure sensor may include: a housing part; an induction part mounted in a first end portion of the housing part, and configured to guide oil; an adjusting part embedded in the housing part, and configured to guide oil, and adjust an amount of oil passing therethrough, as a spacing between the adjusting part and the induction part is varied while the adjusting part is moved according to hydraulic pressure; a support part mounted in a second end portion of the housing part, and configured to support the adjusting part and guide the oil having passed through the adjusting part; and a measurement part connected to the support part, and configured to measure the pressure of the oil having passed through the support part.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: July 1, 2025
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Dong Geun Lee
  • Publication number: 20250188003
    Abstract: The present invention provides: an ethylene oligomerization method in which an ethylene oligomer is produced by reacting a chromium complex and an organic aluminium compound with ethylene; and the ethylene oligomer thereof.
    Type: Application
    Filed: September 23, 2022
    Publication date: June 12, 2025
    Inventors: Kye Sung CHO, Dong Geun LEE, Sang Joon OH, Ho Sik CHANG, Jin Suk LEE
  • Publication number: 20250109082
    Abstract: The present invention provides: an ethylene oligomerization method in which an ethylene oligomer is produced by reacting a chromium complex, an organic aluminium compound, and an organic zinc compound with ethylene; and the ethylene oligomer thereof.
    Type: Application
    Filed: September 23, 2022
    Publication date: April 3, 2025
    Inventors: Kye Sung CHO, Dong Geun LEE, Sang Joon OH, Ho Sik CHANG, Jin Suk LEE
  • Patent number: 12264718
    Abstract: A brake device for a vehicle according to the present disclosure includes: a caliper body configured to surround a brake disc; a pair of brake pads disposed in the caliper body so as to face each other and respectively positioned at two opposite sides of the brake disc; a screw bar installed in the caliper body and configured to be rotatable by power from a motor unit; a nut unit configured to be rectilinearly moved by a rotation of the screw bar; a piston unit configured to surround an outer portion of the nut unit and press any one of the pair of brake pads by moving together with the nut unit; a bearing unit configured to support a rotation of the screw bar and be moved by a repulsive force of the screw bar; and a load switch unit installed in the caliper body, disposed to face the bearing unit, and configured to operate by being pressed by the bearing unit.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: April 1, 2025
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Geun Lee
  • Patent number: 12267087
    Abstract: There is provided a method for generating a burst error correction code. The method comprises: setting a mother code; defining a syndrome set corresponding to each burst error pattern for at least two burst error patterns to be corrected based on the mother code; shortening a column of a PCM (parity check matrix) of the mother code so that the defined syndrome sets are relatively prime; and designing an error correction code for the each burst error pattern based on an optimal generator polynomial maximizing a length of the shortened code within a range of a length of a parity bit of the mother code or a syndrome vector included in the syndrome set that is relatively prime.
    Type: Grant
    Filed: December 29, 2022
    Date of Patent: April 1, 2025
    Assignee: Research & Business Foundation Sungkyunkwan University
    Inventors: Sang-Hyo Kim, Dong Geun Lee, Jungrae Kim, Seokin Hong, DongHyun Kong
  • Publication number: 20250102650
    Abstract: A vehicle sensor calibration method performed by a vehicle sensor calibration system including one or more infrastructure sensors includes calculating a positional relationship between the infrastructure sensor and a sensor installed in a vehicle by using the infrastructure sensor, calculating a posture of the vehicle and a reference point of the vehicle by using the infrastructure sensor, and generating a coordinate system of the vehicle based on the posture of the vehicle and the reference point of the vehicle, and performing calibration between the vehicle and a sensor installed in the vehicle and including a vehicle camera and a vehicle lidar and using the positional relationship, the posture of the vehicle, the reference point of the vehicle, and the coordinate system.
    Type: Application
    Filed: December 5, 2024
    Publication date: March 27, 2025
    Inventors: Kyung-Il LIM, Dong Geun LEE
  • Publication number: 20250092165
    Abstract: Disclosed are a solid catalyst for producing polypropylene and a method for producing a block copolymer, particularly, disclosed are a solid catalyst for producing polypropylene, which has high activity and excellent hydrogenation activity and is capable of producing a block copolymer having high stereoregularity and a high rubber content by copolymerization of alpha-olefins, and a method for producing a block copolymer.
    Type: Application
    Filed: September 6, 2024
    Publication date: March 20, 2025
    Inventors: Yong Jun JEON, Dong Geun Lee, Young Joo Lee, Jung Soo Park
  • Patent number: 12158387
    Abstract: Disclosed is a sensing device for an electromechanical brake, including: a power part configured to generate an operation force for braking when power is applied thereto; a housing positioned on the power part; a pressurized part positioned on the housing and pressurized by a reaction force caused by driving of the power part; and a sensing part connected to the housing and configured to sense a pressing force by the pressurized part.
    Type: Grant
    Filed: January 12, 2022
    Date of Patent: December 3, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Geun Lee
  • Patent number: 12120209
    Abstract: Disclosed are an apparatus and method for processing a sensor signal. The apparatus for processing a sensor signal includes a sensing unit, an amplification unit configured to amplify an analog signal sensed by the sensing unit, an analog to digital converter (ADC) configured to convert the amplified analog signal into a digital signal having a first resolution, and a signal processor configured to process the digital signal with a numeral system having a second resolution or higher, allocate the processed digital signal to a message frame according to a regulated protocol, and output the message frame.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: October 15, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Geun Lee
  • Publication number: 20240228884
    Abstract: A waste wood sleeper pyrolysis apparatus of a hybrid heating type includes a plurality of reactor containers arranged side by side, each having a space in which a waste wood sleeper is placed, a movement rail arranged parallel to an end of one side and an end of the other side of each of the plurality of reactor containers, and a microwave applicator coupled to the movement rail and including a plurality of microwave generators that move to upper portions of the plurality of reactor containers to transmit microwaves into the plurality of reactor containers.
    Type: Application
    Filed: October 16, 2023
    Publication date: July 11, 2024
    Inventors: Tae Hoon KOH, Myung SAGONG, Jae Young LEE, Dong Geun LEE, Hanju YOO
  • Publication number: 20240132782
    Abstract: A waste wood sleeper pyrolysis apparatus of a hybrid heating type includes a plurality of reactor containers arranged side by side, each having a space in which a waste wood sleeper is placed, a movement rail arranged parallel to an end of one side and an end of the other side of each of the plurality of reactor containers, and a microwave applicator coupled to the movement rail and including a plurality of microwave generators that move to upper portions of the plurality of reactor containers to transmit microwaves into the plurality of reactor containers.
    Type: Application
    Filed: October 15, 2023
    Publication date: April 25, 2024
    Inventors: Tae Hoon KOH, Myung SAGONG, Jae Young LEE, Dong Geun LEE, Hanju YOO
  • Patent number: 11940460
    Abstract: The present disclosure relates to a wheel speed sensor for a vehicle, the wheel speed sensor including: a base unit; a plurality of support units positioned on the base unit; and chip units respectively mounted on the support units and configured to detect a measurement target.
    Type: Grant
    Filed: January 4, 2022
    Date of Patent: March 26, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Dong Geun Lee, Da Mi So, Ji Soo Lee
  • Patent number: 11906537
    Abstract: A wheel sensor device for a vehicle may include: a first sensor part having a first fixing hole, inserted into an insertion space of a knuckle of a vehicle, and configured to sense wheel speed of the vehicle; a second sensor part overlapping the first sensor part, inserted into the insertion part with the first sensor part, having a second fixing hole aligned with the first fixing hole, and configured to sense the wheel speed; and a fixing member fixed to a mounting structure of the knuckle through the first and second fixing holes.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: February 20, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Geun Lee
  • Publication number: 20240010665
    Abstract: The present disclosure relates to a novel transition metal compound, a transition metal catalyst composition having high catalytic activity for producing a copolymer of ethylene and ?-olefin containing the same, a method for producing a copolymer of ethylene and ?-olefin using the same, and a copolymer of ethylene and ?-olefin produced using the same.
    Type: Application
    Filed: June 29, 2023
    Publication date: January 11, 2024
    Inventors: Young Seub KIM, Ho Yeun KIM, Do Hoon LEE, Young Joo LEE, Dong Geun LEE
  • Publication number: 20240006725
    Abstract: An electrode tab guide apparatus configured to press and collect a plurality of electrode tabs protruding from an electrode assembly when the electrode tabs are welded by a welding part includes a first tab guide and a second tab guide configured to move toward the electrode tabs from above and below the electrode tabs, respectively, and press and collect the electrode tabs, and a mover configured to move the first tab guide and the second tab guide. The mover includes a vertical mover configured to vertically move the first tab guide and the second tab guide, and a horizontal mover configured to horizontally move at least one of the first tab guide or the second tab guide.
    Type: Application
    Filed: August 31, 2022
    Publication date: January 4, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Dong Geun LEE, Ik Joon KIM
  • Patent number: 11754459
    Abstract: An apparatus and method for controlling pressure of a braking system including a pressure sensor configured to detect a pressure value within the braking system mounted in a vehicle, and collect the detected pressure value as an analog pressure signal; and a control device configured to calibrate the analog pressure signal received from the pressure sensor, convert the calibrated analog pressure signal into a digital pressure signal, and output the digital pressure signal.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: September 12, 2023
    Assignee: Hyundai Mobis Co., Ltd.
    Inventors: Dong Geun Lee, Ju Ho Lee
  • Publication number: 20230216525
    Abstract: There is provided a method for generating a burst error correction code. The method comprises: setting a mother code; defining a syndrome set corresponding to each burst error pattern for at least two burst error patterns to be corrected based on the mother code; shortening a column of a PCM (parity check matrix) of the mother code so that the defined syndrome sets are relatively prime; and designing an error correction code for the each burst error pattern based on an optimal generator polynomial maximizing a length of the shortened code within a range of a length of a parity bit of the mother code or a syndrome vector included in the syndrome set that is relatively prime.
    Type: Application
    Filed: December 29, 2022
    Publication date: July 6, 2023
    Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
    Inventors: Sang-Hyo KIM, Dong Geun Lee, Jungrae Kim, Seokin Hong, DongHyun Kong
  • Publication number: 20230160447
    Abstract: A brake device for a vehicle according to the present disclosure includes: a caliper body configured to surround a brake disc; a pair of brake pads disposed in the caliper body so as to face each other and respectively positioned at two opposite sides of the brake disc; a screw bar installed in the caliper body and configured to be rotatable by power from a motor unit; a nut unit configured to be rectilinearly moved by a rotation of the screw bar; a piston unit configured to surround an outer portion of the nut unit and press any one of the pair of brake pads by moving together with the nut unit; a bearing unit configured to support a rotation of the screw bar and be moved by a repulsive force of the screw bar; and a load switch unit installed in the caliper body, disposed to face the bearing unit, and configured to operate by being pressed by the bearing unit.
    Type: Application
    Filed: April 20, 2022
    Publication date: May 25, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Dong Geun LEE
  • Patent number: D1003234
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: October 31, 2023
    Inventors: Hyeon-Kyu Kim, Gi-Dong Park, Jong-Kyu Ahn, Kyu-Heok Yoon, Young-Won Yun, Dong-Geun Lee, Seong-Ju Lee, Jae-Ki Lee