Patents by Inventor Chul Lee

Chul 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: 20240137511
    Abstract: Disclosed herein are a video decoding method and apparatus and a video encoding method and apparatus. In video encoding and decoding, multiple partition blocks are generated by splitting a target block. A prediction mode is derived for at least a part of the multiple partition blocks, among the multiple partition blocks, and prediction is performed on the multiple partition blocks based on the derived prediction mode. When prediction is performed on the partition blocks, information related to the target block may be used, and information related to an additional partition block, which is predicted prior to the partition block, may be used.
    Type: Application
    Filed: January 4, 2024
    Publication date: April 25, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY, HANBAT NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Jin-Ho LEE, Jung-Won KANG, Hyunsuk KO, Sung-Chang LIM, Dong-San JUN, Ha-Hyun LEE, Seung-Hyun CHO, Hui-Yong KIM, Hae-Chul CHOI, Dae-Hyeok GWON, Jae-Gon KIM, A-Ram BACK
  • Publication number: 20240136300
    Abstract: An overlay mark forming a Moire pattern, an overlay measurement method using the overlay mark, an overlay measurement apparatus using the overlay mark, and a manufacturing method of a semiconductor device using the overlay mark are provided. The overlay mark for measuring an overlay based on an image is configured to determine a relative misalignment between at least two pattern layers. The overlay mark includes a first overlay mark including a pair of first grating patterns which has a first pitch along a first direction and which is rotationally symmetrical by 180 degrees, and includes a second overlay mark including a pair of second grating patterns and a pair of third grating patterns. The second grating patterns partially overlap the first grating patterns and are rotationally symmetrical by 180 degrees, and the third grating patterns partially overlap the first grating patterns and are rotationally symmetrical by 180 degrees.
    Type: Application
    Filed: May 4, 2023
    Publication date: April 25, 2024
    Inventors: Hyun Chul LEE, Hyun Jin CHANG
  • Publication number: 20240136844
    Abstract: Disclosed is an apparatus and method for controlling step charging of a secondary battery. A charging control unit determines a SOC, an OCV and a polarization voltage of the secondary battery, determines an OCV deviation corresponding to a difference between the OCV and a predefined minimum OCV value, determines a correction factor corresponding to the polarization voltage and the OCV deviation, determines a look-up SOC by correcting the SOC according to the correction factor, determines the magnitude of a charging current corresponding to the look-up SOC, and provides the determined charging current to a charging device.
    Type: Application
    Filed: December 5, 2023
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jin-Hyung LIM, Young-Jin KIM, Gi-Min NAM, Hyoung Jun AHN, Kyu-Chul LEE, Won-Tae JOE
  • Publication number: 20240132386
    Abstract: The present invention relates to a water treatment device, and more specifically to a water purifier capable of removing scale in a simple manner.
    Type: Application
    Filed: October 12, 2023
    Publication date: April 25, 2024
    Applicant: COWAY Co., Ltd.
    Inventors: Si Jun PARK, Hyun Suk MOON, Sang-Young LEE, Doo Won HAN, Jung Chul PARK, In Du CHOI
  • Publication number: 20240135744
    Abstract: A display device comprises a display panel comprising an image display area and a non-display area, display pixels comprising light-emitting elements in the image display area and pixel driving units connected to the light-emitting elements, light-sensing pixels comprising photo-detecting units in a fingerprint sensing area in the image display area, and sense driving units connected to the photo-detecting units, a light-sensing reset driver configured to supply reset signals to the sense driving units of the light-sensing pixels for at least each horizontal line among the light-sensing pixels in response to a line select signal from a display driving circuit; and a fingerprint scan driver configured to sequentially supply a fingerprint scan signal to the sense driving units of the light-sensing pixels in response to a fingerprint scan control signal from the display driving circuit.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 25, 2024
    Inventors: Hyun Dae LEE, Il Nam KIM, Hyoung Wook JANG, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
  • Patent number: 11967961
    Abstract: A clock generation circuit includes a control clock generation circuit and first and second clock synchronization circuits. The control clock generation circuit compares a reference voltage with first and second feedback clock signals to generate first and second control clock signals. The first clock synchronization circuit makes the first and second feedback clock signals transit in synchronization with the first and second control clock signals. The second clock synchronization circuit generates first and second phase clock signals in synchronization with the first feedback clock signal and the second feedback clock signal.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: April 23, 2024
    Assignee: SK hynix Inc.
    Inventor: Hyun Chul Lee
  • Patent number: 11967462
    Abstract: A capacitor component includes a body, including a dielectric layer and an internal electrode layer, and an external electrode disposed on the body and connected to the internal electrode layer. At least one hole is formed in the internal electrode layer, and a region, containing at least one selected from the group consisting of indium (In) and tin (Sn), is disposed in the hole. A method of manufacturing a capacitor component includes forming a dielectric green sheet, forming a conductive thin film, including a first conductive material and a second conductive material, on the dielectric green sheet, and sintering the conductive thin film to form an internal electrode layer. The internal electrode layer includes the first conductive material, and a region, including the second conductive material, is formed in the internal electrode layer.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: April 23, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yun Sung Kang, Su Yeon Lee, Won Jun Na, Byung Kun Kim, Yu Hong Oh, Sun Hwa Kim, Jae Eun Heo, Hoe Chul Jung
  • Patent number: 11965936
    Abstract: A battery diagnosis apparatus for diagnosing a battery including battery cells, the apparatus according to an embodiment may include a voltage measurer for measuring the voltage of each battery cell during a preset period of time, a voltage variation calculator for calculating an individual voltage variation of each battery cell during the preset period of time, an average voltage variation calculator for calculating an average voltage variation of the battery cells during the preset period of time, and an abnormality detector for determining that a voltage abnormality has occurred in at least one battery cell among the battery cells when a difference between the voltage variation of the at least one battery cell and the average voltage variation of the at least one battery cell is greater than a threshold value.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: April 23, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Chul Lee, Dong Keun Kwon, Sung Yul Yoon, Seung Hyun Kim, An Soo Kim
  • Publication number: 20240128476
    Abstract: The present disclosure relates to a catalyst for a fuel cell electrode including an active particle which includes a core comprising platinum, a transition metal excluding platinum, and an oxide of a non-transition metal; and a shell disposed on the core and including platinum, wherein the active particle includes platinum and the non-transition metal in a molar ratio of 100:1.80 to 100:4.00, a method of preparing the same, and a fuel cell including the same.
    Type: Application
    Filed: September 29, 2023
    Publication date: April 18, 2024
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Jung Hoon KIM, Jong Jun PARK, Eun Young YOU, Lim KIM, Sung Chul LEE, Jong Myung LEE, Young Ick CHO
  • Publication number: 20240124062
    Abstract: A vehicle body structure includes: a roof side assembly connecting upper ends of pillars of a vehicle body along the forward/backward direction of the vehicle body, the roof side assembly constituting an A-pillar of the vehicle body; and an outer garnish coupled to the outside of the roof side assembly, wherein the roof side assembly includes: a pipe having a closed cross-section shape and elongated in the forward/backward direction of the vehicle body so as to form a closed section; an upper reinforcement member coupled to the upper side of the pipe and elongated in the forward/backward direction of the vehicle body; a lower reinforcement member coupled to the lower side of the pipe and elongated in the forward/backward direction of the vehicle body; and an inner reinforcement member coupled to the vehicle body inner side of the pipe and elongated in the forward/backward direction of the vehicle body.
    Type: Application
    Filed: April 13, 2023
    Publication date: April 18, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, HYUNDAI MOBIS CO., LTD.
    Inventors: Do Hoi KIM, Sun Ho SONG, Jae Young LIM, Sea Cheoul SONG, Kang Chul LEE, Tae Ou PARK, Jae Sup BYUN, Jang Ho KIM
  • Publication number: 20240125698
    Abstract: A gadget for retroreflected signal measurement is disclosed. The gadget for measuring the retroreflected signal includes a partitioning wall; a portable terminal receiving portion disposed on one surface of the partitioning wall; a biosensor receiving portion disposed on the other surface of the partitioning wall and constructed to receive a biosensor therein; a light exit channel defined in the partitioning wall and at one side thereof; and a light-receiving channel adjacent to the light exit channel and defined in the partitioning wall, wherein light passes through the light exit channel and then is reflected from the biosensor, and then is incident into the light-receiving channel.
    Type: Application
    Filed: February 10, 2022
    Publication date: April 18, 2024
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Hyun Chul YOON, Ka Ram KIM, Kyung Wom LEE, Jae-ho KIM
  • Publication number: 20240128510
    Abstract: The present invention relates to a novel electrolyte and a secondary battery including the same. The present invention has an effect of providing a secondary battery having improved charging efficiency and output due to reduced charging resistance and having excellent long-term lifespan and high-temperature capacity retention rate.
    Type: Application
    Filed: December 24, 2021
    Publication date: April 18, 2024
    Inventors: Ji Young CHOI, Min Goo KIM, Sang Ho LEE, Wan Chul KANG, Jong Cheol YUN, Ji Seong HAN, Min Jung JANG
  • Publication number: 20240130171
    Abstract: A display may include flexible substrate, a blocking layer on the flexible substrate, a pixel on the flexible substrate and the blocking layer, and a scan line, a data line, a driving voltage line, and an initialization voltage line connected to the pixel. The pixel may include an organic light emitting diode, a switching transistor connected to the scan line, and a driving transistor to apply a current to the organic light emitting diode. The blocking layer is in an area that overlaps the switching transistor on a plane, and between the switching transistor and the flexible substrate, and receives a voltage through a contact hole that exposes the blocking layer.
    Type: Application
    Filed: December 8, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Display Co., Ltd.
    Inventors: Seong Min WANG, Young-In HWANG, Yong Ho YANG, Yong Su LEE, Jae Seob LEE, Gyoo Chul JO
  • Patent number: 11958437
    Abstract: Disclosed is a method of detecting a seat belt of a vehicle, the method comprising: storing, by a controller, a pattern before an occupant of a vehicle wears a seat belt webbing and a pattern after the occupant of the vehicle wears the seat belt webbing photographed through a region of interest of a vision sensor in a memory; receiving, by the controller, an image for the seat belt webbing photographed in the region of interest of the vision sensor; determining, by the controller, whether the pattern of the seat belt webbing stored in the memory is detected from the image of the seat belt webbing; and when the pattern of the seat belt webbing is not detected, controlling, by the controller, a display device to display a first warning message indicating that the seat belt webbing is not detected.
    Type: Grant
    Filed: August 24, 2022
    Date of Patent: April 16, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Taeyoung Bang, Youngrok Kim, Soo Chul Lee
  • Patent number: 11961844
    Abstract: A pixel may include a first sub-pixel, a third sub-pixel, and a second sub-pixel arranged in a second direction, and each including an emission area and a non-emission area. Each of the first sub-pixel, the second sub-pixel, and the third sub-pixel may include a pixel circuit including at least one transistor and a storage capacitor, a first alignment electrode disposed on the pixel circuit, a second alignment electrode extending spaced apart from the first alignment electrode, a light emitting element disposed between the second alignment electrode and the first alignment electrode, and including a first end adjacent to the second alignment electrode and a second end adjacent to the first alignment electrode, and a bridge pattern spaced apart from the first alignment electrode and the second alignment electrode, and electrically connected to the storage capacitor.
    Type: Grant
    Filed: March 15, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Do Yeong Park, Won Jun Lee, Sung Chul Hong
  • Patent number: 11958555
    Abstract: An embodiment can provide a torque sensor comprising: a housing; a rotor that is arranged inside the housing; a stator that is arranged on an outer side of the rotor; a circuit board that is arranged in the housing; a Hall-effect sensor that is arranged on the circuit board; and a collector that is arranged adjacent to the Hall-effect sensor, wherein the collector includes a body portion and an extension portion extending from the body portion, the body portion is arranged to be spaced apart from the housing, and the extension portion is directly in contact with the housing.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: April 16, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Su Hyoung Lee, Myung Chul Woo
  • Patent number: 11957514
    Abstract: The present disclosure relates to a method for determining a relative position between arrays of a flexible array device. The flexible array device according to an embodiment includes a plurality of arrays arranged at a predetermined interval in a deformable substrate, and the method includes measuring the first capacitance between adjacent arrays, measuring the second capacitance between the adjacent arrays after deformation of the substrate, and determining a relative position between the adjacent arrays based on the first capacitance measurement value and the second capacitance measurement value. According to an embodiment, the relative position between the arrays may be determined by measuring the capacitance between the adjacent arrays of the plurality of arrays arranged in the deformable substrate and measuring a change in capacitance caused by the deformation (contraction, relaxation, bending) of the substrate.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: April 16, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Byung Chul Lee, Dong-Hyun Kang, Shinyong Shim
  • Publication number: 20240122026
    Abstract: A display device including a base layer having a display region defined along a first direction and a second direction that are orthogonal to each other, a plurality of first light emitting elements on the base layer, wherein each one of the first light emitting elements includes a first electrode, a second electrode on the first electrode, and a first emission layer between the first electrode and the second electrode, a pixel definition layer having a plurality of first emission openings each of which exposes the first electrode of a corresponding first light emitting element of the first light emitting elements, a thin encapsulation layer that covers the first light emitting elements and the pixel definition layer, and a sensing electrode on the thin encapsulation layer.
    Type: Application
    Filed: September 7, 2023
    Publication date: April 11, 2024
    Inventors: CHUL HYUN CHOI, MINJAE KIM, JAEMIN KIM, INHWA LEE
  • Publication number: 20240121924
    Abstract: A water-cooled heat dissipation module assembly capable of cooling a power module of a vehicle driving inverter system using a battery or fuel cell. The water-cooled heat dissipation module assembly includes a housing unit provided in the form of a housing having an opening portion at least partially opened at one side thereof. The housing unit and at least a part of a rim region of the cooling unit are made of a plastic material, and the housing unit and the cooling unit are joined to each other by plastic welding using a laser.
    Type: Application
    Filed: August 4, 2022
    Publication date: April 11, 2024
    Inventors: Kwan Ho RYU, Jeong Keun LEE, Min Woo LEE, Ju Hyun SUN, Tae Keun PARK, Kang Wook PARK, Lee Cheol JI, Hyeok Chul YANG, Tae Heon KIM, Keun Jae LEE
  • Publication number: 20240121543
    Abstract: An electronic device according to various embodiments of the present invention may comprise: a housing comprising a first surface facing in a first direction and a second surface facing in a second direction that is opposite to the first direction, the first surface comprising an at least partially transparent part and at least one opening formed adjacent to the at least partially transparent part; a camera positioned inside the housing, the camera comprising an image sensor facing in the first direction through the at least partially transparent part of the housing; and an acoustic component arranged between the first surface and the second surface, the acoustic component comprising a vibration plate configured to generate a sound such that the same moves in at least one direction selected from the first and second directions, a first passage formed in a third direction that is substantially perpendicular to the first direction such that the generated sound passes through the same, and a second passage forme
    Type: Application
    Filed: November 13, 2023
    Publication date: April 11, 2024
    Inventors: Young-Bae PARK, Byoung-Hee LEE, Jae-Hee YOU, Tae-Eon KIM, Han-Bom PARK, Sun-Young LEE, Byoung-Uk YOON, Kyung-Hee LEE, Ho-Chul HWANG