Patents by Inventor Chang-Seok Kim

Chang-Seok 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: 11971276
    Abstract: A camera device according to the present embodiment comprises: a first operation part comprising one of a first coil or a magnet and arranged on a fixed member; a second operation part which comprises the other one of the first coil and the magnet, is arranged on a movable member, and faces the first operation part; a hall sensor facing one of the first operation part and the second operation part; and a second coil arranged near the hall sensor, wherein at least a portion of the second coil is arranged between the hall sensor and the first coil.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: April 30, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Bon Seok Ku, Chang Yeon Kim
  • Publication number: 20240131569
    Abstract: According to an exemplary embodiment of the present disclosure, disclosed is an aluminum coated blank that includes a first coated steel sheet; a second coated steel sheet connected to the first coated steel sheet; and a joint portion that connects the first coated steel sheet to the second coated steel plate at a boundary between the first coated steel sheet and the second coated steel sheet.
    Type: Application
    Filed: December 29, 2023
    Publication date: April 25, 2024
    Inventors: Chang Yong Lee, Sung Ryul Kim, Jeong Seok Kim, Joo Sik Hyun, Yoo Dong Chung
  • Patent number: 11958131
    Abstract: Disclosed are an aluminum-coated blank, a manufacturing method thereof, and an apparatus for manufacturing the same. The blank includes two or more aluminum-coated steel sheets connected together by a joint, each of the steel sheets including: a base steel sheet including 0.01-0.5 wt % of carbon, 0.01-1.0 wt % of silicon, 0.5-3.0 wt % of manganese, greater than 0 but not greater than 0.05 wt % of phosphorus, greater than 0 but not greater than 0.01 wt % of sulfur, greater than 0 but not greater than 0.1 wt % of aluminum, greater than 0 but not greater than 0.001 wt % of nitrogen, and the balance of iron and other inevitable impurities; and a coating layer including aluminum and formed on at least one surface of the base steel sheet.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: April 16, 2024
    Assignee: Hyundai Steel Company
    Inventors: Chang Yong Lee, Jeong Seok Kim, Sung Ryul Kim, Tae Woo Kwon
  • Publication number: 20240120276
    Abstract: A three-dimensional semiconductor integrated circuit device including an inter-die interface is provided. The device includes a top die including a plurality of micro cells provided on a top surface of the top die, a plurality of micro bumps provided on a bottom surface of the top die, and wiring patterns connecting the plurality of micro cells to the plurality of micro bumps; and a bottom die including a plurality of macro cells provided on a top surface thereof, wherein the plurality of macro cells are electrically connected to the plurality of micro bumps, respectively, wherein a size of a region in which the plurality of micro cells are provided is smaller than a size of a region in which the plurality of micro bumps are provided.
    Type: Application
    Filed: July 27, 2023
    Publication date: April 11, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Seung CHOI, Byung-Su KIM, Bong Il PARK, Chang Seok KWAK, Sun Hee PARK, Sang Joon CHEON
  • Patent number: 11943987
    Abstract: A color conversion substrate and a display device are provided. The color conversion substrate includes a base substrate, a first color filter and a second color filter disposed on a surface of the base substrate, a first partition layer disposed between the first color filter and the second color filter, a second partition layer disposed on the first partition layer, a first wavelength conversion pattern disposed on the first color filter and a second wavelength conversion pattern disposed on the second color filter, wherein the first partition layer includes a first lower surface disposed on the first color filter and a second lower surface disposed on the second color filter.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gak Seok Lee, Byung Chul Kim, In Ok Kim, Jae Min Seong, In Seok Song, Keun Chan Oh, Ji Eun Jang, Chang Soon Jang, Sun Kyu Joo, Ha Lim Ji
  • Patent number: 11935835
    Abstract: A semiconductor device and a method of manufacturing a semiconductor device, the device including gate structures on a substrate; source/drain layers on portions of the substrate that are adjacent the gate structures, respectively; first contact plugs contacting upper surfaces of the source/drain layers, respectively; a second contact plug contacting one of the gate structures, a sidewall of the second contact plug being covered by an insulating spacer; and a third contact plug commonly contacting an upper surface of at least one of the gate structures and at least one of the first contact plugs, at least a portion of a sidewall of the third contact plug not being covered by an insulating spacer.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: March 19, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyo-Jin Kim, Chang-Hwa Kim, Hwi-Chan Jun, Chul-Hong Park, Jae-Seok Yang, Kwan-Young Chun
  • Patent number: 11935703
    Abstract: A multilayer electronic component has a body and a non-conductive resin layer. The non-conductive resin layer includes a body cover portion disposed in a region of an external surface of the body in which an electrode layer of an external electrode is not disposed, and an extending portion extending from the body cover portion between the electrode layer and a conductive resin layer of the external electrode, to thereby suppress arc discharge, improve bending strength, and improve moisture resistance.
    Type: Grant
    Filed: January 9, 2023
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Seok Yi, Jung Min Kim, Bon Seok Koo, Chang Hak Choi, Il Ro Lee, Byung Woo Kang, San Kyeong, Hae Sol Kang
  • Publication number: 20240072553
    Abstract: An electronic device includes a connector including a pair of terminals connected to a power source, a voltage sensor provided to detect a voltage between the pair of terminals, a communication device provided to perform communication with an external control device through a network, and a controller configured to determine whether the connector is separated from the power source based on a voltage variation between the pair of terminals, control the communication device to request the external control device to cut off power of the power source when the connector is separated from the power source, and control to perform self-discharge.
    Type: Application
    Filed: May 3, 2023
    Publication date: February 29, 2024
    Inventors: Ji Wan Son, Taewoong Lim, Chan Woong Jo, Dong Seok Oh, Chang Hwan Kim
  • Publication number: 20230184942
    Abstract: A distance detecting apparatus and a method thereof includes a dual wavelength tuning light source configured to transmit a transmission optical signal by performing band tunability and fine tunability on an optical signal based on non-mechanical scanning; a transmitter optical system configured to transmit the transmission optical signal received from the dual wavelength tuning light source to an outside: a receiver optical system configured to extract a wavelength difference between a reception optical signal received from the outside and the transmission optical signal received from the dual wavelength tuning light source; and a signal processor configured to receive the wavelength difference from the receiver optical system and convert the wavelength difference into distance information.
    Type: Application
    Filed: June 8, 2022
    Publication date: June 15, 2023
    Applicants: Hyundai Motor Company, Kia Corporation, Pusan National University Industry-University
    Inventors: Sang Hyeok YANG, Hyun Soo Kim, Tae Ho Jeong, Jang Hyeon Lee, Chang Seok Kim, Han Sol Jang, Da Woon Jeong
  • Patent number: 11428282
    Abstract: A pad liner for a brake apparatus may include: a body part brought into contact with a torque member; a pair of insertion parts connected to the body part such that a part of the torque member is inserted into the insertion parts; a pair of guide parts connected to the pair of insertion parts, respectively, and configured to guide a brake pad; a pair of support parts connected to the pair of guide parts, respectively, and configured to support the brake pad; and a pair of return parts connected to the pair of insertion parts, respectively, located on facing sides of the insertion parts, and configured to provide a return force to the same point of the brake pad when the brake pad is moved.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: August 30, 2022
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Kang Kuk Lee, Wan Kyu Lee, Jae Hwan Shim, Chang Seok Kim, Seong Hwan Ahn
  • Publication number: 20220171035
    Abstract: An optical interferometric LiDAR system to control the main measurement range using active selection of a reference optical path length according to an absolute position of an object to be measured, including: a laser source unit configured to emit light having a variable wavelength; a light dividing unit configured to divide the light into a variable reference arm and a measurement arm; a variable reference arm having a structure for selecting an optical path length of a reference arm; a measurement arm configured to propagate light and receive light reflected from a target object; and a light detecting unit configured to detect an optical signal generated as light passing through the variable reference arm and light passing through the measurement arm cause optical interference.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 2, 2022
    Applicant: Pusan National University Industry-University Cooperation Foundation
    Inventors: Chang-Seok KIM, Seongjin BAK, Hansol JANG, Chang Hyun PARK
  • Publication number: 20210062878
    Abstract: A pad liner for a brake apparatus may include: a body part brought into contact with a torque member; a pair of insertion parts connected to the body part such that a part of the torque member is inserted into the insertion parts; a pair of guide parts connected to the pair of insertion parts, respectively, and configured to guide a brake pad; a pair of support parts connected to the pair of guide parts, respectively, and configured to support the brake pad; and a pair of return parts connected to the pair of insertion parts, respectively, located on facing sides of the insertion parts, and configured to provide a return force to the same point of the brake pad when the brake pad is moved.
    Type: Application
    Filed: March 12, 2020
    Publication date: March 4, 2021
    Inventors: Kang Kuk LEE, Wan Kyu LEE, Jae Hwan SHIM, Chang Seok KIM, Seong Hwan AHN
  • Patent number: 9278490
    Abstract: The present invention relates to a method for manufacturing a two-dimensional polymer optical waveguide, which is used for manufacturing a two-dimensional optical waveguide through simplified processes using a single imprint original master.
    Type: Grant
    Filed: December 31, 2010
    Date of Patent: March 8, 2016
    Assignee: Pusan National University Industry-University Cooperation Foundation
    Inventors: Myung Yung Jeong, Chang Seok Kim, Jin Hwa Ryu, Seung Hun Oh, Tae Ho Lee, Sang Uk Cho
  • Patent number: 9207063
    Abstract: Discloses is an optical coherence tomography (OCT) which uses an active mode-locking fiber laser in order to obtain image information of a sample. An imaging device in accordance with an embodiment comprises: a light source unit; a light separation unit; a reference unit; a diagnostic unit; a light coupling unit; and a signal processing unit. The imaging device removes a high-priced variable filter which has mechanical restrictions by directly delivering a modulation signal to a light source unit, so it can overcome mechanical restrictions and reduce costs.
    Type: Grant
    Filed: July 28, 2011
    Date of Patent: December 8, 2015
    Assignee: PUSAN NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Chang Seok Kim, Myung Yung Jeong, Hwi Don Lee
  • Publication number: 20130169972
    Abstract: Discloses is an optical coherence tomography (OCT) which uses an active mode-locking fiber laser in order to obtain image information of a sample. An imaging device in accordance with an embodiment comprises: a light source unit; a light separation unit; a reference unit; a diagnostic unit; a light coupling unit; and a signal processing unit. The imaging device removes a high-priced variable filter which has mechanical restrictions by directly delivering a modulation signal to a light source unit, so it can overcome mechanical restrictions and reduce costs.
    Type: Application
    Filed: July 28, 2011
    Publication date: July 4, 2013
    Applicant: PUSAN NATIONAL UNIVERSITY INDUSTRY - UNIVERSITY COOPERATION FOUNDATION
    Inventors: Chang Seok Kim, Myung Yung Jeong, Hwi Don Lee
  • Patent number: 8400640
    Abstract: Provided is an optical sensor interrogation system. The optical sensor interrogation system includes: a light source unit which matches round-trip time of light and wavelength tunable cycle time of light in a resonator and emits light; a sensing unit which receives an optical signal in which a center wavelength periodically tunes, from the light source unit and tunes the center wavelength of the optical signal according to physical changes applied from the outside; and a signal processing unit which receives the optical signal reflected from the sensing unit, detects data, and images the data. In particular, the light source unit includes a delaying unit which delays the round-trip time of light and a tunable filter which tunes the wavelength of light so as to match the round-trip time of light with the wavelength tunable cycle time of light.
    Type: Grant
    Filed: September 24, 2009
    Date of Patent: March 19, 2013
    Assignee: Pusan National University Industry-University Cooperation Foundation
    Inventors: Chang-Seok Kim, Myung-Yung Jeong, Jae-Seok Park, Eun-Joo Jung, Hyung-Seok Lee
  • Publication number: 20130062799
    Abstract: The present invention relates to a method for manufacturing a two-dimensional polymer optical waveguide, which is used for manufacturing a two-dimensional optical waveguide through simplified processes using a single imprint original master.
    Type: Application
    Filed: December 31, 2010
    Publication date: March 14, 2013
    Applicant: PUSAN NATIONAL UNIVERISTY INDUSTRY-UNIVERSITY COOP
    Inventors: Myung Yung Jeong, Chang Seok Kim, Jin Hwa Ryu, Seung Hun Oh, Tae Ho Lee, Sang Uk Cho
  • Publication number: 20120307255
    Abstract: The present invention relates to an optical interferometer system with a damped vibration and noise effect property, in which a direct attachment of a partial reflecting film and an object to be measured may be used to damp a vibration and noise effect, thereby implementing a high-resolution optical shape measuring system. The optical interferometer system comprises an optical interferometer having a reference signal generating means attached to be spaced apart from an object to be measured by a predetermined distance, wherein the optical interferometer allows a reference signal and a measuring signal reflected from each boundary surface of the object to be measured to have an identical vibration and noise so that the vibrations and noises of the reference and measuring signals are canceled from each other; and a light receiving unit for measuring the object to be measured using an optical inference signal transmitted from the optical interferometer.
    Type: Application
    Filed: November 3, 2011
    Publication date: December 6, 2012
    Inventors: Chang Seok KIM, Myung Yung Jeong, Jae Seok Park
  • Publication number: 20100103426
    Abstract: Provided is an optical sensor interrogation system. The optical sensor interrogation system includes: a light source unit which matches round-trip time of light and wavelength tunable cycle time of light in a resonator and emits light; a sensing unit which receives an optical signal in which a center wavelength periodically tunes, from the light source unit and tunes the center wavelength of the optical signal according to physical changes applied from the outside; and a signal processing unit which receives the optical signal reflected from the sensing unit, detects data, and images the data. In particular, the light source unit includes a delaying unit which delays the round-trip time of light and a tunable filter which tunes the wavelength of light so as to match the round-trip time of light with the wavelength tunable cycle time of light.
    Type: Application
    Filed: September 24, 2009
    Publication date: April 29, 2010
    Inventors: Chang-Seok Kim, Myung-Yung Jeong, Jae-Seok Park, Eun-Joo Jung, Hyung-Seok Lee
  • Patent number: RE49923
    Abstract: A multilayer ceramic capacitor includes: a ceramic body including dielectric layers and first and second internal electrodes disposed to face each other with respective dielectric layers interposed therebetween; and first and second external electrodes disposed on an external surface of the ceramic body, wherein the dielectric layer contains a barium titanate-based powder particle having a core-shell structure including a core and a shell around the core, the shell having a structure in which titanium is partially substituted with an element having the same oxidation number as that of the titanium in the barium titanate-based powder particle and having an ionic radius different from that of the titanium in the barium titanate-based powder particle, and the shell covers at least 30% of a surface of the core.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Woo Kim, Jong Ho Lee, Min Gi Sin, Hak Kwan Kim, Chin Mo Kim, Chi Hwa Lee, Hong Seok Kim, Woo Sup Kim, Chang Hwa Park