Patents by Inventor Hyeong-Jun Kim

Hyeong-Jun Kim 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: 11914779
    Abstract: An apparatus and method for generating and reproducing pattern data is provided. The apparatus for generating pattern data includes an input data reception unit for receiving input data according to a user selection; a controller for determining pattern information on the basis of the input data and generating pattern data including the determined pattern information, and a communication unit for transmitting the generated pattern data to the apparatus for reproducing pattern data.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: February 27, 2024
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Jong Hun Lee
  • Publication number: 20240043338
    Abstract: The present invention provides a plasma-resistant ceramic substrate including a bulk of an oxide composition; and a surface layer in which an oxide composition component constituting the bulk was modified to a composition including one or more anions selected from the group consisting of F? and Cl?, wherein the surface layer is a layer in which a raw material containing one or more anions selected from the group consisting of F? and Cl? is vaporized by heating and adsorbed on the surface of the ceramic substrate to be modified to a composition including one or more anions selected from the group consisting of F? and Cl?, and a method of manufacturing the same. According to the present invention, the plasma resistance and durability of the ceramic substrate can be improved at low cost.
    Type: Application
    Filed: December 2, 2021
    Publication date: February 8, 2024
    Inventors: Sung Min LEE, Yoon Suk OH, Hyeong Jun KIM, Gyusang OH
  • Publication number: 20230406755
    Abstract: An embodiment of the present invention relates to a plasma-resistant glass, and a manufacturing method therefor, and the present invention is intended to provide a plasma-resistant glass having improved plasma resistance properties, and a manufacturing method therefor. To this end, the present invention provides a plasma-resistant glass including SiO2 in an amount of 40 to 75 mol %, Al2O3 in an amount of 5 to 20 mol %, MgO in an amount of 10 to 40 mol %, and MgF2 in an amount of 0.01 to 10 mol %, and a manufacturing method therefor.
    Type: Application
    Filed: October 5, 2021
    Publication date: December 21, 2023
    Inventors: Dae Gean KIM, Hye Won SEOK, Hyeong Jun KIM
  • Patent number: 11847262
    Abstract: An apparatus and a method for providing a haptic control signal of a haptic device are disclosed. The apparatus for providing a haptic control signal of a haptic device comprises: a haptic pattern data determination unit for determining haptic pattern data on the basis of at least one of an audio signal and an additional effect signal; a haptic control signal generation unit for generating a haptic control signal for controlling a vibration operation of the haptic device on the basis of the haptic pattern data; and a transmission unit for transmitting the haptic control signal to the haptic device.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: December 19, 2023
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Ki Suk Son, Jong Hun Lee
  • Publication number: 20230402649
    Abstract: Disclosed herein are an electrolyte for a lithium secondary battery, which can enhance lifetime and output characteristics in a high-capacity lithium secondary battery, and a lithium secondary battery including the same. The electrolyte for a lithium secondary battery may include a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 5,5-diallyl-3-(tert-butyldimethylsilyl)oxazolidin-2-one as a positive electrode film additive.
    Type: Application
    Filed: November 17, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Ko Eun Kim, Sung Ho Ban, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Hyeong Jun Kim, Seo Young Jeong, Hyeon Gyu Moon, Min Pyeong Kim
  • Publication number: 20230402650
    Abstract: An electrolyte for a lithium secondary battery can enhance lifetime and output characteristics in a high-capacity lithium secondary battery. The electrolyte for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive. The functional additive includes 1-(3-((tert-butyldimethylsilyl)oxy)propyl)-5-(4-fluorophenyl)-1H-1,2,3-triazole-4-carbonitrile as a positive electrode film additive.
    Type: Application
    Filed: November 18, 2022
    Publication date: December 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, UNIST (ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Sang Kyu Kwak, Nam Soon Choi, Sung You Hong, Hyeong Jun Kim, Seo Young Jeong, Hyeon Gyu Moon, Min Pyeong Kim
  • Publication number: 20230392667
    Abstract: Provided are a magneto-rheological rotating load device and a method of controlling the same. A magneto-rheological rotating load device according to the present invention includes a housing, a yoke part disposed in the housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, a magneto-rheological fluid with which at least a part in the housing is filled, a cover part disposed at an upper end of the yoke part, and a bearing part disposed to be in contact with an outer peripheral surface of the shaft and configured to support the rotation of the shaft, in which a leak prevention means configured to prevent a leak of the magneto-rheological fluid is at least provided between the bearing part and the cover part.
    Type: Application
    Filed: February 22, 2023
    Publication date: December 7, 2023
    Inventors: Hyeong Jun KIM, Jeen Gi KIM, Min Jae KANG, Dong Wook KIM
  • Publication number: 20230393677
    Abstract: The present invention relates to a method of evaluating a magneto-rheological rotating load device. In a method of evaluating a structural defect of a magneto-rheological rotating load device according to the present invention, the magneto-rheological rotating load device includes a housing, a shaft rotatably installed in the housing, one or more rotary rings connected to the shaft and configured to rotate in conjunction with a rotation of the shaft, a coil part disposed in the housing, and a magneto-rheological fluid with which at least a part in the housing is filled, and the method includes measuring whether a torque value, which is applied when the shaft and the rotary ring rotate, decreases from an initial set value within a predetermined range.
    Type: Application
    Filed: February 22, 2023
    Publication date: December 7, 2023
    Inventors: Hyeong Jun KIM, Jeen Gi KIM, Min Jae KANG, Dong Wook KIM
  • Publication number: 20230343251
    Abstract: The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display according to the present invention comprises: a display unit including a transparent liquid into which a magnetic fluid is injected; and a magnetic field generating unit for applying a magnetic field to the magnetic fluid at a rear surface of the display unit. When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
    Type: Application
    Filed: October 28, 2022
    Publication date: October 26, 2023
    Inventors: Hyeong Jun KIM, Jong Hun LEE, Min Kyu CHOI
  • Publication number: 20230341885
    Abstract: Provided are a magnetorheological fluid rotational load device and a method of controlling the same. The magnetorheological fluid rotational load device includes a housing, a yoke fixed in the housing, a shaft rotatably mounted at the center in the housing, one or more rotation rings connected to the shaft to rotate in association with rotation of the shaft, a coil disposed in the housing, a magnetorheological fluid filling the housing.
    Type: Application
    Filed: August 3, 2021
    Publication date: October 26, 2023
    Inventors: Jeen Gi KIM, Hyeong Jun KIM, Hyuk Jin SEO
  • Patent number: 11798441
    Abstract: The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display according to the present invention comprises: a display unit including a transparent liquid into which a magnetic fluid is injected; and a magnetic field generating unit for applying a magnetic field to the magnetic fluid at a rear surface of the display unit. When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
    Type: Grant
    Filed: October 28, 2022
    Date of Patent: October 24, 2023
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Jong Hun Lee, Min Kyu Choi
  • Publication number: 20230316881
    Abstract: Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.
    Type: Application
    Filed: June 7, 2023
    Publication date: October 5, 2023
    Inventors: Hyeong Jun KIM, Jong Hun LEE, In Sik JEE
  • Patent number: 11760375
    Abstract: The present invention relates to a haptic information provision device. The haptic information provision device (100) according to the present invention comprises: a receiver (120) for receiving external notification information; a controller (130) for converting the notification information to a haptic signal; and an operation unit (110) for transferring haptic information to a user according to the haptic signal, wherein the operation unit (110) includes a plurality of operation units (110a-110j), the respective operation units (110a-110j) operating in response to different notification information and thus transferring different haptic information to the user.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: September 19, 2023
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Seoung Hun Do, Hyeong Jun Kim
  • 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: 20230257314
    Abstract: The present invention provides a plasma-resistant ceramic member, which includes a substrate and a ceramic coating layer formed on the substrate, in which the ceramic coating layer includes a lower layer consisting of an oxide formed on the substrate, and a surface layer in which an oxide composition component constituting the surface of the ceramic coating layer is surface-modified with a composition containing one or more anions selected from the group consisting of F? and Cl?, wherein the surface layer is a layer in which a raw material containing one or more anions selected from the group consisting of F? and Cl? is vaporized by heating and adsorbed to the surface of the ceramic coating layer, and thus modified with a composition containing one or more anions selected from the group consisting of F? and Cl?, and a method of manufacturing the same.
    Type: Application
    Filed: November 3, 2022
    Publication date: August 17, 2023
    Applicant: KOREA INSTITUTE OF CERAMIC ENGINEERING AND TECHNOLOGY
    Inventors: Sung min LEE, Yoon Suk OH, Hyeong Jun KIM, Gyusang OH
  • Publication number: 20230249651
    Abstract: In an embodiment a washer system includes a plurality of measurement units configured to receive data required for vehicle driving, a nozzle configured to provide a washer fluid to the measurement units, a main reservoir configured to store the washer fluid, a sub-reservoir coupled to at least one of the measurement units and configured to be supplemented with the washer fluid from the main reservoir and a controller configured to determine a priority of the measurement units and supply, in response to the priority of the measurement units, the washer fluid from the main reservoir to the sub-reservoir based on the measurement unit having a higher priority.
    Type: Application
    Filed: November 30, 2022
    Publication date: August 10, 2023
    Inventors: Jong Min Park, Jin Hee Lee, Nak Kyoung Kong, Young Joon Shin, Gyu Won Han, Chan Mook Choi, Ki Hong Lee, Dae Hee Lee, Min Wook Park, Hyeong Jun Kim, Sun Ju Kim
  • Publication number: 20230253135
    Abstract: The present invention relates to a magnetorheological fluid and a manufacturing method thereof. The magnetorheological fluid according to the present invention includes: a dispersion medium; magnetic particles; and a thixotropic agent, in which the magnetorheological fluid has viscoelasticity, and when shear stress ? of the viscoelasticity of the magnetorheological fluid is ? = ?0sin(wt) and shear strain ? is ? = ?0sin(wt + ?) = G?sin(wt) + G?cos [G? is referred to storage modulus and G? is referred to as loss modulus], when a magnetic field is applied, the slope of G? is equal to or less than 0 for the range from 0.01% shear strain applied to the magnetorheological fluid to the shear strain value satisfying tan ? = G? / G?= 1.
    Type: Application
    Filed: November 6, 2020
    Publication date: August 10, 2023
    Inventors: Hyeong Jun KIM, Yoon Koo KIM, Jeong Hoon KIM, Woun Ho CHOI
  • Patent number: 11714490
    Abstract: A radial magnet actuator includes a housing having an inner space, a moving body including a mass body provided to relatively move in the inner space, and a hollow radial magnet provided in the mass body, an elastic member configured to elastically support the moving body from one side of the inner space, and a hollow coil part provided at an upper side of the inner space, with at least a portion inserted into the hollow of the radial magnet, wherein the radial magnet is magnetized in a radial direction.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: August 1, 2023
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Jong Hun Lee, Jong Ki Lee, Ihn Beom Lee
  • Patent number: 11710389
    Abstract: Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: July 25, 2023
    Assignee: CK MATERIALS LAB CO., LTD.
    Inventors: Hyeong Jun Kim, Jong Hun Lee, In Sik Jee
  • Publication number: 20230207874
    Abstract: The present disclosure provides an electrolyte for a lithium secondary battery capable of improving the lifespan characteristics and output characteristics of a high capacity lithium secondary battery and a lithium secondary battery including the same.
    Type: Application
    Filed: July 19, 2022
    Publication date: June 29, 2023
    Inventors: Yoon Sung Lee, Jun Ki Rhee, Ko Eun Kim, Sung Ho Ban, Seung Min Oh, Nam Soon Choi, Sung You Hong, Sang Kyu Kwak, Hyeon Gyu Moon, Hyeong Jun Kim, Min Ho Jeon