Patents by Inventor Cheol-Hee Lee

Cheol-Hee 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).

  • Patent number: 11968061
    Abstract: The disclosure relates to a power management system having a gateway engine for automatic mapping and cloud interoperability of ESS facility data and a driving method for the system. The power management system includes an interface unit forming a communication protocol with at least one or more storage devices; and a gateway engine including a data receiving unit receiving registration data from at least one energy storage device through at least one communication protocol included in the interface unit, a data mapping unit identifying an energy storage device based on registration data received by the data receiving unit, and a cloud interoperating unit linking registration data mapped by the data mapping unit to a cloud environment, automatically maps data, applies a control logic, and interoperates with a cloud EMS, thereby reducing man-hours for developing a PMS/EMS, securing profitability, and expanding the small-scale ESS market.
    Type: Grant
    Filed: July 4, 2023
    Date of Patent: April 23, 2024
    Assignee: Bigtorage CO., LTD.
    Inventor: Cheol Hee Lee
  • 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
  • Publication number: 20240015048
    Abstract: The disclosure relates to a power management system having a gateway engine for automatic mapping and cloud interoperability of ESS facility data and a driving method for the system. The power management system includes an interface unit forming a communication protocol with at least one or more storage devices; and a gateway engine including a data receiving unit receiving registration data from at least one energy storage device through at least one communication protocol included in the interface unit, a data mapping unit identifying an energy storage device based on registration data received by the data receiving unit, and a cloud interoperating unit linking registration data mapped by the data mapping unit to a cloud environment, automatically maps data, applies a control logic, and interoperates with a cloud EMS, thereby reducing man-hours for developing a PMS/EMS, securing profitability, and expanding the small-scale ESS market.
    Type: Application
    Filed: July 4, 2023
    Publication date: January 11, 2024
    Applicant: Bigtorage CO., LTD.
    Inventor: Cheol Hee LEE
  • Patent number: 11741799
    Abstract: A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: August 29, 2023
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Myung Sun Park, Jong Hun Lee, Cheol Hee Lee
  • Publication number: 20230269962
    Abstract: A buffer film and an organic light emitting device (OLED) including the same are disclosed herein. In some embodiments, a buffer film comprises a porous metal sheet having average reflectance of 50% or less for light in a wavelength range of 400 to 800 nm. The buffer film can exhibit heat dissipation properties, electromagnetic wave shielding properties and impact resistance (or impact mitigation properties) required for an OLED. The buffer film is capable of securing the characteristics required for an OLED without price increase, process complexity, and thickness increase of the OLED.
    Type: Application
    Filed: September 2, 2021
    Publication date: August 24, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Choong Man Bae, Dong Woo Yoo, Cheol Hee Lee, Jin Kyu Lee
  • Patent number: 11403922
    Abstract: A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
    Type: Grant
    Filed: November 23, 2017
    Date of Patent: August 2, 2022
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Myung Sun Park, Jong Hun Lee, Cheol Hee Lee
  • Patent number: 11390717
    Abstract: The coating composition of the present application has excellent antistatic properties and thus can be used as an antistatic hard coating film. The coating composition of the present application may comprise a salt based on a polyoxometalate anion and a radically polymerizable cation, and a radically polymerizable binder to form an antistatic hard coating film having excellent antistatic property, abrasion resistance and moist-heat resistance. Such a film can be used for an optical laminate and a display device, and the like.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: July 19, 2022
    Assignee: LG Chem, Ltd.
    Inventors: Hyeok Jeong, Cheol Hee Lee, Jin Kyu Lee
  • Publication number: 20210383660
    Abstract: A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
    Type: Application
    Filed: August 17, 2021
    Publication date: December 9, 2021
    Inventors: Hyeong Jun KIM, Myung Sun PARK, Jong Hun LEE, Cheol Hee LEE
  • Patent number: 11149592
    Abstract: A composite power generating device of the present invention includes an engine (110), a first flow line (121), a turbocharger (130), a second flow line (122), a third flow line (123), a compressor (211), a first medium line (221), a medium turbine (212), a second medium line (222), a working medium cooler (213), a recuperator (215), a power generating unit (214), a cross-line (233), a first heat exchanger (251), a second heat exchanger (252), and a third heat exchanger (253).
    Type: Grant
    Filed: January 22, 2018
    Date of Patent: October 19, 2021
    Assignee: HYUNDAI HEAVY INDUSTRIES CO., LTD.
    Inventors: Gwang Nyeon Ryu, Jin Ki Ham, Beom Joo Kim, Cheol Hee Lee
  • Publication number: 20210201632
    Abstract: A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
    Type: Application
    Filed: November 23, 2017
    Publication date: July 1, 2021
    Applicant: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Myung Sun Park, Jong Hun Lee, Cheol Hee Lee
  • Patent number: 10774721
    Abstract: A control method of a waste heat recover device, the control method includes measuring a first state value of an organic refrigerant discharged from an organic refrigerant evaporator by a first state value measuring unit; determining whether the first state value measured by the first state value measuring unit deviates from a first set range and controlling a flow rate of an organic refrigerant introduced into the organic refrigerant evaporator by a first organic refrigerant variable valve when it is determined that the first state value deviates from the first set range.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: September 15, 2020
    Assignee: KOREA ELECTRIC POWER CORPORATION
    Inventors: Jung Keuk Park, Cheol Hee Lee, Hoon Jung, Jong Young Jo
  • Patent number: 10767056
    Abstract: A coating composition having excellent anti-static properties and suitable for use as anti-static hard coating films. The coating composition comprises a radical polymerizable binder and a salt based on an anion including a cage-shaped frame. The anti-static hard coating film formed using the coating composition has excellent anti-static properties, abrasion resistance and moist heat resistance. Such film may be used for an optical laminate a display device, and the like.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: September 8, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hyeok Jeong, Cheol Hee Lee, Jin Kyu Lee
  • Publication number: 20200200049
    Abstract: A composite power generating device of the present invention includes an engine (110), a first flow line (121), a turbocharger (130), a second flow line (122), a third flow line (123), a compressor (211), a first medium line (221), a medium turbine (212), a second medium line (222), a working medium cooler (213), a recuperator (215), a power generating unit (214), a cross-line (233), a first heat exchanger (251), a second heat exchanger (252), and a third heat exchanger (253).
    Type: Application
    Filed: January 22, 2018
    Publication date: June 25, 2020
    Inventors: Gwang Nyeon RYU, Jin Ki HAM, Beom Joo KIM, Cheol Hee LEE
  • Publication number: 20190276620
    Abstract: The coating composition of the present application has excellent antistatic properties and thus can be used as an antistatic hard coating film. The coating composition of the present application may comprise a salt based on a polyoxometalate anion and a radically polymerizable cation, and a radically polymerizable binder to form an antistatic hard coating film having excellent antistatic property, abrasion resistance and moist-heat resistance. Such a film can be used for an optical laminate and a display device, and the like.
    Type: Application
    Filed: October 30, 2017
    Publication date: September 12, 2019
    Inventors: Hyeok JEONG, Cheol Hee LEE, Jin Kyu LEE
  • Publication number: 20190233654
    Abstract: A coating composition having excellent anti-static properties and suitable for use as anti-static hard coating films. The coating composition comprises a radical polymerizable binder and a salt based on an anion including a cage-shaped frame. The anti-static hard coating film formed using the coating composition has excellent anti-static properties, abrasion resistance and moist heat resistance. Such film may be used for an optical laminate a display device, and the like.
    Type: Application
    Filed: October 30, 2017
    Publication date: August 1, 2019
    Inventors: Hyeok JEONG, Cheol Hee LEE, Jin Kyu LEE
  • Publication number: 20190211734
    Abstract: A control method of a waste heat recover device, the control method includes measuring a first state value of an organic refrigerant discharged from an organic refrigerant evaporator by a first state value measuring unit; determining whether the first state value measured by the first state value measuring unit deviates from a first set range and controlling a flow rate of an organic refrigerant introduced into the organic refrigerant evaporator by a first organic refrigerant variable valve when it is determined that the first state value deviates from the first set range.
    Type: Application
    Filed: August 4, 2017
    Publication date: July 11, 2019
    Inventors: Jung Keuk PARK, Cheol Hee LEE, Hoon JUNG, Jong Young JO
  • Patent number: 9813093
    Abstract: A broadcast signal receiving apparatus, including a multi-layer printed circuit board comprising a transmission line configured to connect with at least one component mounted on the multi-layer printed circuit board, the at least one component being configured to process a broadcast signal received from an outside of the apparatus through a cable, wherein a signal line for receiving the broadcast signal is at least partially provided on an inner layer of the multi-layer printed circuit board.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: November 7, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Jun Kim, Sung-soo Lee, Hwan-sun Hong, Ja-hun Lee, Cheol-hee Lee
  • Publication number: 20170038196
    Abstract: The present invention relates to a system and a method for acquiring a color image from a monochrome scan camera, and the system comprising: a projector for projecting an RGB color light source; a camera for photographing an object on which the RGB color light source is to be projected; and a color reproduction unit for acquiring a color image by normalizing the light intensity of the RGB color light source and adjusting a gain for each RGB channel using gain adjustment coefficients generated by calculating tristimulus values of the camera, and thus the present invention obtains an effect of reproducing 3D information and color information of an object by projecting the RGB color light source of the projector to acquire a plurality of images from the same scene and ascertaining the color information of the object inputted into the camera from the plurality of images.
    Type: Application
    Filed: January 7, 2015
    Publication date: February 9, 2017
    Inventors: Cheol Hee LEE, Jong Seong KIM
  • Publication number: 20160365882
    Abstract: A broadcast signal receiving apparatus, including a multi-layer printed circuit board comprising a transmission line configured to connect with at least one component mounted on the multi-layer printed circuit board, the at least one component being configured to process a broadcast signal received from an outside of the apparatus through a cable, wherein a signal line for receiving the broadcast signal is at least partially provided on an inner layer of the multi-layer printed circuit board.
    Type: Application
    Filed: June 10, 2016
    Publication date: December 15, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Jun KIM, Sung-soo LEE, Hwan-sun HONG, Ja-hun LEE, Cheol-hee LEE
  • Patent number: 8345338
    Abstract: Disclosed is a method for evaluating the qualities of the user's color vision by means of the FM chromaticity test or directly measuring the defective factors of the user causing the color blindness. Thus it modifies the color composition of a video displaying apparatus according to a numerical analysis of the color and degree of color blindness specific to each dichromatic individual, so that he may perceive the same colors as the normal person. Also discloses is an apparatus for performing the method steps described herein.
    Type: Grant
    Filed: April 6, 2007
    Date of Patent: January 1, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Min Jeong, Seok-Jin Won, Sung-Dae Cho, Sang-Wook Oh, Kyoung-Ju Park, Jung-Hoon Park, Jae-Won Moon, Young-Ho Ha, Cheol-Hee Lee, Chang-Hwan Son, Jong-Man Kim