Patents by Inventor Cheol-Woo Lee

Cheol-Woo 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: 20240106237
    Abstract: Proposed is a solar power equalization system, more particularly, a solar power equalization system, wherein connection of an output-reduced string is switched to a power compensation device for fast charging, and after fast charging, compensation for output is performed, thereby minimizing the influence of the reduction in output of a string on the total output and increasing power generation efficiency.
    Type: Application
    Filed: December 22, 2020
    Publication date: March 28, 2024
    Inventors: Ki Taek SONG, Cheol Song LEE, Jun Woo KIM
  • Publication number: 20240106073
    Abstract: Provided are a separator coating composition for a secondary battery including inorganic particles and a silane salt compound having a specific structure, a separator using the same, and an electrochemical device including the same. Specifically, a separator coating composition for a secondary battery which implements adhesion between an inorganic material layer and a porous substrate without including an acid/polymer-based organic binder in a coating composition for forming the inorganic material layer on one or both surfaces of the porous substrate and does not need a separate dispersing agent for dispersing the inorganic particles, a separator manufactured using the same, and an electrochemical device including the separator are provided.
    Type: Application
    Filed: September 13, 2023
    Publication date: March 28, 2024
    Inventors: Tae Wook KWON, Sang Ick LEE, Won Sub KWACK, Cheol Woo KIM, Hyo Shin KWAK, Heung Taek BAE
  • Publication number: 20240079547
    Abstract: The present invention relates to electrode slurry coating apparatus and method, the present invention ultimately allowing the process efficiency to be increased and rate of errors to be reduced when double-layer structured active material layers are formed by temporally adjusting the height of first and second discharge outlets through which active material is discharged.
    Type: Application
    Filed: November 7, 2023
    Publication date: March 7, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Taek Soo Lee, Young Joon Jo, Sang Hoon Choy, Ki Tae Kim, Ji Hee Yoon, Cheol Woo Kim
  • Patent number: 11858442
    Abstract: An apparatus for protecting a passenger in a vehicle and a control method thereof. The apparatus includes a collision detection unit that detects a predicted collision state and a collision state of a vehicle; a seat belt driving unit that adjusts tension of a seat belt according to an operation mode; an airbag driving unit that deploys each of a plurality of airbags according to a driving signal; a capturing unit that captures images of an interior of the vehicle; an image processing unit that extracts passenger information by processing images inputted from the capturing unit; and a control unit that recognizes a passenger type and a seating position based on the passenger information, operates the seat belt driving unit by setting the operation mode, adjusts deployment time points of the plurality of airbags, and outputs the driving signal to the airbag driving unit.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: January 2, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Cheol Woo Lee, Byung Su Kim
  • Publication number: 20230202425
    Abstract: A seat belt wearing determination apparatus including an image sensor unit which captures a front image of a vehicle occupant, a portion detection unit which detects a chest portion and a pelvis portion of the occupant using the image, an image segmentation unit which obtains a first target region related to a seat belt by segmenting a partial image of the chest portion of the occupant into a plurality of regions and obtains a second target region related to the seat belt by segmenting a partial image of the pelvis portion into a plurality of regions, and a control unit which determines that the seat belt is worn normally when a first area value of the first target region is greater than a preset first reference value and a second area value of the second target region is greater than a preset second reference value.
    Type: Application
    Filed: February 28, 2022
    Publication date: June 29, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Cheol Woo LEE
  • Publication number: 20230170247
    Abstract: Provided is a substrate processing apparatus, and more particularly, to a substrate processing apparatus that performs substrate processing on a plurality of substrates in a process chamber defining a plurality of processing spaces. The substrate processing apparatus includes a process chamber in which N processing spaces are defined to process substrates, N gas injection units installed above the process chamber to respectively correspond to the N processing spaces, N substrate supports that face the gas injection units and support the substrates, a transfer support installed in the process chamber to support the substrates, a rotation support which is installed between the adjacent substrate supports that are substrate transfer paths according to rotation driving of the transfer support and on which the substrates are seated to be rotated about a vertical second rotation axis passing through the substrates.
    Type: Application
    Filed: November 21, 2022
    Publication date: June 1, 2023
    Applicant: WONIK IPS CO., LTD.
    Inventors: Kwang Ha CHOI, Tae Ho HAM, Cheol Woo LEE
  • Publication number: 20230158981
    Abstract: A control device for controlling a passenger protection device for a vehicle includes an input unit configured to receive a first acceleration signal in a first axial direction and a second acceleration signal in a second axial direction which are generated by an acceleration sensor disposed in a side door of a vehicle, a determination unit configured to determine whether a collision has occurred in the side door of the vehicle using at least one of the first acceleration signal and the second acceleration signal, and a control unit configured to control a passenger protection device disposed adjacent to the side door of the vehicle based on a result of determining whether the collision has occurred.
    Type: Application
    Filed: July 6, 2022
    Publication date: May 25, 2023
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Cheol WOO LEE, Tae Won PARK
  • Publication number: 20220306027
    Abstract: An apparatus for protecting a passenger in a vehicle and a control method thereof. The apparatus includes a collision detection unit that detects a predicted collision state and a collision state of a vehicle; a seat belt driving unit that adjusts tension of a seat belt according to an operation mode; an airbag driving unit that deploys each of a plurality of airbags according to a driving signal; a capturing unit that captures images of an interior of the vehicle; an image processing unit that extracts passenger information by processing images inputted from the capturing unit; and a control unit that recognizes a passenger type and a seating position based on the passenger information, operates the seat belt driving unit by setting the operation mode, adjusts deployment time points of the plurality of airbags, and outputs the driving signal to the airbag driving unit.
    Type: Application
    Filed: June 16, 2021
    Publication date: September 29, 2022
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Cheol Woo LEE, Byung Su KIM
  • Patent number: 11414044
    Abstract: Disclosed is an integrated control apparatus for active and passive safety apparatuses, which includes a sensor unit comprising a plurality of sensors for detecting a driving state of a vehicle and a controller configured to process information detected through the sensor unit, determine a driving state of the vehicle based on the processed information, compare the processed information with a preset pre-safe seat belt (PSB) threshold value, and operate a PSB for each vehicle driving state based on a result of the comparison.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: August 16, 2022
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Cheol Woo Lee, Tae Ho Roh
  • Publication number: 20220087942
    Abstract: The present invention relates to an enteric coating tablet comprising: a core containing, as an active ingredient, dimethyl fumarate or a pharmaceutically acceptable salt thereof; and an enteric coating layer, and provides a tablet, which exhibits an effect equal to that of a capsule dosage form currently on the market, can be prepared through a simple preparation process, and is a dosage form having excellent storage stability and administration convenience, and thus can be applied to various patient groups.
    Type: Application
    Filed: May 21, 2020
    Publication date: March 24, 2022
    Applicant: CURACLE CO., LTD.
    Inventors: Myung-Hwa Kim, Jung-In Pyo, Jong Hyon Mo, Cheol Woo Lee, Hyun-Ku Ji
  • Publication number: 20210355600
    Abstract: An embodiment of the present invention provides a heat shield device for low oxygen single crystal growth of a single crystal ingot growth device, including: a crucible containing a silicon melt; a graphite crucible surrounding the crucible; a heat shield made of a low-emissivity (emissivity<0.3) material that surrounds a central lower portion of the graphite crucible and is spaced apart from the graphite crucible by a predetermined distance; and a connection part connecting the heat shield and the graphite crucible. Through the heat shield device according to the first embodiment of the present invention and the heat shield coating according to the second embodiment of the present invention, the concentration of oxygen flowing into the crystal may be reduced by lowering the temperature of the bottom of the crucible during the crystal growth, and the yield may be improved by reducing the BMD concentration in the semiconductor device through the growth of high-quality and low-oxygen single crystal.
    Type: Application
    Filed: April 28, 2021
    Publication date: November 18, 2021
    Inventors: Tae Gyu KIM, Cheol Woo LEE, Ui Seock LEE
  • Patent number: 11071807
    Abstract: A liquid composition includes: An alginic acid or a pharmaceutically acceptable salt thereof and a colloidal polysaccharide. The liquid composition of the present invention is suitable as a medical biomaterial for tissue repair to elevate mucosal tissues of the stomach and intestines during endoscopic resection. More specifically, the present invention relates to a submucosal injectable pharmaceutical liquid composition for use in endoscopic mucosal resection (EMR) or endoscopic submucosal dissection (ESD) for medical applications, including alginic acid having a weight average molecular weight of 100,000 to less than 200,000 or a pharmaceutically acceptable salt thereof and a colloidal polysaccharide. The liquid composition of the present invention is suitable for use as a preparation for submucosal local injection that can maintain mucosal elevation for a long time when injected during endoscopic mucosal resection or endoscopic submucosal dissection.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: July 27, 2021
    Assignee: MCNULTY PHARMA CO., LTD.
    Inventors: Eun Jung Lee, Cheol Woo Lee
  • Publication number: 20210086720
    Abstract: Disclosed is an integrated control apparatus for active and passive safety apparatuses, which includes a sensor unit comprising a plurality of sensors for detecting a driving state of a vehicle and a controller configured to process information detected through the sensor unit, determine a driving state of the vehicle based on the processed information, compare the processed information with a preset pre-safe seat belt (PSB) threshold value, and operate a PSB for each vehicle driving state based on a result of the comparison.
    Type: Application
    Filed: September 17, 2020
    Publication date: March 25, 2021
    Inventors: Cheol Woo LEE, Tae Ho ROH
  • Patent number: 10825800
    Abstract: A semiconductor package including a package base substrate; at least one semiconductor chip on the package base substrate; a heat sink attached on the at least one semiconductor chip, the heat sink including a base and a plurality of protrusion patterns on a top of the base; and a molding covering a top of the package base substrate, a side surface of the at least one semiconductor chip, and a side surface of the heat sink without covering a top of the heat sink.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-sung Kim, Cheol-woo Lee
  • Publication number: 20200114047
    Abstract: A liquid composition includes: An alginic acid or a pharmaceutically acceptable salt thereof and a colloidal polysaccharide. The liquid composition of the present invention is suitable as a medical biomaterial for tissue repair to elevate mucosal tissues of the stomach and intestines during endoscopic resection. More specifically, the present invention relates to a submucosal injectable pharmaceutical liquid composition for use in endoscopic mucosal resection (EMR) or endoscopic submucosal dissection (ESD) for medical applications, including alginic acid having a weight average molecular weight of 100,000 to less than 200,000 or a pharmaceutically acceptable salt thereof and a colloidal polysaccharide. The liquid composition of the present invention is suitable for use as a preparation for submucosal local injection that can maintain mucosal elevation for a long time when injected during endoscopic mucosal resection or endoscopic submucosal dissection.
    Type: Application
    Filed: June 11, 2018
    Publication date: April 16, 2020
    Inventors: Eun Jung LEE, Cheol Woo LEE
  • Publication number: 20200013757
    Abstract: A semiconductor package including a package base substrate; at least one semiconductor chip on the package base substrate; a heat sink attached on the at least one semiconductor chip, the heat sink including a base and a plurality of protrusion patterns on a top of the base; and a molding covering a top of the package base substrate, a side surface of the at least one semiconductor chip, and a side surface of the heat sink without covering a top of the heat sink.
    Type: Application
    Filed: September 17, 2019
    Publication date: January 9, 2020
    Inventors: Tae-sung KIM, Cheol-woo LEE
  • Patent number: 10453822
    Abstract: A semiconductor package including a package base substrate; at least one semiconductor chip on the package base substrate; a heat sink attached on the at least one semiconductor chip, the heat sink including a base and a plurality of protrusion patterns on a top of the base; and a molding covering a top of the package base substrate, a side surface of the at least one semiconductor chip, and a side surface of the heat sink without covering a top of the heat sink.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae-sung Kim, Cheol-woo Lee
  • Publication number: 20190172816
    Abstract: A semiconductor package including a package base substrate; at least one semiconductor chip on the package base substrate; a heat sink attached on the at least one semiconductor chip, the heat sink including a base and a plurality of protrusion patterns on a top of the base; and a molding covering a top of the package base substrate, a side surface of the at least one semiconductor chip, and a side surface of the heat sink without covering a top of the heat sink.
    Type: Application
    Filed: June 12, 2018
    Publication date: June 6, 2019
    Inventors: Tae-sung KIM, Cheol-woo LEE
  • Patent number: 9773752
    Abstract: A printed circuit board (PCB) for reducing a size of a semiconductor package and a semiconductor package including the same are provided. The PCB includes a substrate base including a chip attach area disposed on a top thereof, a top pad and a bottom pad respectively disposed on the top and a bottom of the substrate base, a first top solder resist layer formed on the top of the substrate base and including a first pad opening corresponding to the top pad and covering the chip attach area, a second top solder resist layer formed on the first top solder resist layer and including a second pad opening corresponding to the top pad and a chip attach opening corresponding to the chip attach area, and a bottom solder resist layer formed on the bottom of the substrate base and including a third pad opening corresponding to the bottom pad.
    Type: Grant
    Filed: July 27, 2016
    Date of Patent: September 26, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-hyun Baik, Cheol-woo Lee, Wan-ho Park
  • Publication number: 20170117252
    Abstract: A printed circuit board (PCB) for reducing a size of a semiconductor package and a semiconductor package including the same are provided. The PCB includes a substrate base including a chip attach area disposed on a top thereof, a top pad and a bottom pad respectively disposed on the top and a bottom of the substrate base, a first top solder resist layer formed on the top of the substrate base and including a first pad opening corresponding to the top pad and covering the chip attach area, a second top solder resist layer formed on the first top solder resist layer and including a second pad opening corresponding to the top pad and a chip attach opening corresponding to the chip attach area, and a bottom solder resist layer formed on the bottom of the substrate base and including a third pad opening corresponding to the bottom pad.
    Type: Application
    Filed: July 27, 2016
    Publication date: April 27, 2017
    Inventors: Seung-hyun BAIK, Cheol-woo LEE, Wan-ho PARK