Patents by Inventor Sung-hyun Kim

Sung-hyun 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).

  • Publication number: 20240235769
    Abstract: The disclosure implements a dynamic CSI-RS allocation technique that minimizes a decrease in resources usable for data transmission due to overuse of LP-CSI-RS allocation, and also minimizes interference between an RS and a PDSCH, in consideration of a radio environment that dynamically varies.
    Type: Application
    Filed: August 21, 2023
    Publication date: July 11, 2024
    Inventors: Sung Hyun IEM, Kang Ho KIM
  • Publication number: 20240236319
    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: July 11, 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: 20240234886
    Abstract: Discussed is a battery pack that may include at least one battery module including at least one battery cell; a case tray configured to support the at least one battery module; a tray cover coupled to the case tray; and at least one bushing gasket configured to connect the case tray and the tray cover and to support the case tray on a plurality of points.
    Type: Application
    Filed: October 7, 2022
    Publication date: July 11, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Young-Jin KIM, Yong-Shik SHIN, Do-Wung SON, Seung-Hyun YUN, Byeong-Yoon JUNG, Sung-Man CHOI
  • Publication number: 20240235236
    Abstract: An embodiment method of controlling a bidirectional charging system includes operating a power supply mode to supply alternating current (AC) power to an external device connected to a vehicle, performing real-time current control to limit output current to a preset first current level or less during the power supply mode, determining that the real-time current control is not possible, in response to determining that the real-time current control is not possible, suspending the power supply mode temporarily, and resuming the power supply mode from a zero-crossing point of the AC power existing within a preset reference time from a time point at which the power supply mode is temporarily suspended.
    Type: Application
    Filed: July 6, 2023
    Publication date: July 11, 2024
    Inventors: Young Jin Jang, Sung Uk Park, Chul Soon Kim, Jae Hyun Kim, Dong Jun Lee, Won Yong Sung
  • Publication number: 20240230775
    Abstract: The battery diagnosis method includes calculating, by a battery management system (BMS), a plurality of direct current internal resistances (DCIRs) respectively with respect to a plurality of battery cells based on a plurality of cell voltages and a plurality of cell currents, deriving, by the BMS, an entire representative value of the plurality of DCIRs, calculating, by the BMS, a multi-parallel ideality factor based on a parallel connection number, calculating, by the BMS, a dispersion of the plurality of DCIRs based on the plurality of DCIRs and the entire representative values of the plurality of DCIRs, calculating, by the BMS, an upper limit threshold value of a normal range, and deriving, by the BMS, the normal range based on the upper limit threshold value, and diagnosing a state of a battery pack including the plurality of battery cells according to the normal range.
    Type: Application
    Filed: October 12, 2022
    Publication date: July 11, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sung Ju HONG, Geon CHOI, Dong Hyun KIM, Hyo Seong AN
  • Publication number: 20240234934
    Abstract: A battery pack includes a battery module assembly having at least one battery cell, a pack case configured to accommodate the battery module assembly, and a barrier unit provided on at least one side of the pack case, configured to discharge a vent gas in the pack case to the outside of the pack case and having at least one blocking baffle disposed obliquely to have a predetermined inclination angle.
    Type: Application
    Filed: October 14, 2022
    Publication date: July 11, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sung-Goen HONG, Seung-Hyun KIM, Young-Hoo OH, Seung-Min OK, Sang-Hyun JO, Young-Bum CHO
  • Patent number: 12032033
    Abstract: A battery management apparatus according to the present disclosure includes a voltage measurement circuit to measure a cell voltage of each of a plurality of battery cells; and a control unit to determine the cell voltage of each of the plurality of battery cells and a reference voltage of the plurality of battery cells at a preset time interval during a rest period. The control unit determines a first accumulated change of the cell voltage of each battery cell during the rest period. The control unit determines a second accumulated change of the reference voltage during the rest period. The control unit determines whether each battery cell is defective by comparing the first accumulated change of each battery cell with the second accumulated change.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: July 9, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Myung-Hyun Shim, Sung-Yul Yoon, Ki-Woong Kim, Won-Kyung Kim, Jeong-Bin Lee, Jae-Sung Im, Won-Bin Choi
  • Patent number: 12034929
    Abstract: Disclosed herein is a method of encoding/decoding an image. The image decoding method includes decoding information on a quantization matrix from a bitstream, acquiring a quantization matrix of a current block based on the information on the quantization matrix, and dequantizing the current block using the quantization matrix of the current block. The acquiring of the quantization matrix of the current block includes deriving a single identifier using at least one of a size of the current block, a prediction mode or a color component, and acquiring the quantization matrix of the current block based on the single identifier.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: July 9, 2024
    Assignees: Electronics and Telecommunications Research Institute, CHIPS & MEDIA, INC
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Dae Yeon Kim
  • Patent number: 12032850
    Abstract: A memory controller includes a buffer, a prefetch controller, and a boot controller. The buffer stores workload information including a history of an expected I/O request expected to be received from a host during booting operation. The prefetch controller is configured to, before a target I/O request is received from the host after start of booting, read expected data corresponding to the expected I/O request from memory devices based on workload information, and store the expected data in the buffer. The boot controller updates the workload information based on the target I/O request depending on whether target data corresponding to the target I/O request is included in the expected data, and stores updated workload information in an area in which data is readable with a minimum number of accesses from a plurality of the memory devices.
    Type: Grant
    Filed: May 24, 2022
    Date of Patent: July 9, 2024
    Assignee: SK hynix Inc.
    Inventors: Ji Hun Choi, Jeong Hyun Kim, Sung Ju Yoo
  • Patent number: 12034977
    Abstract: An image decoding is performed by steps including: determining whether or not to perform filtering on a boundary of a current block; determining a filtering strength on the boundary of the current block, and a number of samples used in filtering; and performing filtering on the boundary of the current block on the basis of the filtering strength and the number of samples used in filtering, where the number of samples used in filtering is determined on the basis of a size of the current block.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: July 9, 2024
    Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, CHIPS & MEDIA, INC, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Dae Yeon Kim, Wook Je Jeong, Dong Jin Park, Min Yong Jeon, Yung Lyul Lee, Nam Uk Kim, Myung Jun Kim, Ji Youn Jung, Jae Gon Kim
  • Patent number: 12035493
    Abstract: A display device includes: a first case and a second case connected to each other by a folding member; and a display panel that is at least partially disposed on a first surface of the first case, wherein a second surface of the first case is opposite to the first surface of the first case, wherein a third surface of the second case faces the second surface of the first case when the display device is in a folded state, and the third surface of the second case is coplanar with the second surface of the first case when the display device is in an unfolded state, wherein a first end portion of the display panel is fixed to the second case, and a position of a second end portion of the display panel is configured to change on the first surface of the first case.
    Type: Grant
    Filed: October 7, 2022
    Date of Patent: July 9, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Myeong Il Choi, Sung-Hyun Kim
  • Patent number: 12034930
    Abstract: There is provided an image encoding/decoding method and apparatus. The image decoding method comprises decoding size information of a quantization group from a bitstream, acquiring a delta quantization parameter of a current block on the basis of the size information of the quantization group, and deriving a quantization parameter for the current block on the basis of the delta quantization parameter.
    Type: Grant
    Filed: January 31, 2022
    Date of Patent: July 9, 2024
    Assignees: Electronics and Telecommunications Research Institute, INDUSTRY ACADEMY COOPERATION FOUNDATION OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung Chang Lim, Jung Won Kang, Ha Hyun Lee, Jin Ho Lee, Hui Yong Kim, Yung Lyul Lee, Myung Jun Kim, Nam Uk Kim, Ji Youn Jung, Yang Woo Kim, Jae Gon Kim
  • Publication number: 20240222751
    Abstract: A battery module includes at least one battery cell, a module case accommodating the at least one battery cell, at least one leakage prevention pocket provided in the module case to prevent leakage of flame or spark in case of an abnormal situation of the at least one battery cell, and a fire extinguishing capsule unit provided to the at least one leakage prevention pocket and configured to discharge a fire extinguishing agent into the module case by the flame or spark in the event of the abnormal situation.
    Type: Application
    Filed: December 9, 2022
    Publication date: July 4, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Seung-Min OK, Seung-Hyun KIM, Young-Hoo OH, Sang-Hyun JO, Young-Bum CHO, Sung-Goen HONG
  • Publication number: 20240223722
    Abstract: Disclosed are an artificial intelligence surgical system and a control method therefor. The artificial intelligence surgical system includes a recording device that records a surgical process as a video and inputs the recorded video to a pre-trained artificial intelligence algorithm to determine a surgical stage, and a server that updates the pre-trained artificial intelligence algorithm of the recording device by using the video received from the recording device.
    Type: Application
    Filed: January 10, 2024
    Publication date: July 4, 2024
    Applicant: HUTOM INC.
    Inventors: Min Kook CHOI, Chi Hyun SONG, Hyun Hee YOO, Sung Jae KIM
  • Publication number: 20240224642
    Abstract: The present disclosure relates to a display device. According to an embodiment of the disclosure, a display device including a first pixel which includes a first gate node including a first vertical portion and a first horizontal portion, and a first pixel electrode, and a second pixel which includes a second gate node including a second vertical portion and a second horizontal portion, and a second pixel electrode, wherein at least a part of each of the first horizontal portion and the second horizontal portion is disposed between facing surfaces of the first pixel electrode and the second pixel electrode so as not to overlap the first and second pixel electrodes.
    Type: Application
    Filed: August 28, 2023
    Publication date: July 4, 2024
    Inventors: Seon Kyoon MOK, Sung Chan HWANG, Chul Kyu KANG, Dong Hyun KIM, Su Jin KIM, Seon I JEONG, Chae Han HYUN
  • Publication number: 20240223755
    Abstract: Disclosed herein are a decoding method and apparatus and an encoding method and apparatus for deriving an intra-prediction mode. An intra-prediction mode may be derived using a method for deriving an intra-prediction mode based on a neighbor block of the target block, a method for deriving an intra-prediction mode using signaling of the intra-prediction mode of the target block, or a method for deriving an adaptive intra-prediction mode based on the type of a target slice. An MPM list may be used to derive the intra-prediction mode, and a temporal neighbor block or the like may be used to configure the MPM list.
    Type: Application
    Filed: March 4, 2024
    Publication date: July 4, 2024
    Applicants: Electronics and Telecommunications Research Institute, Industry-Academia Cooperation Group of Sejong University, Industry-Academia Cooperation Group of Sejong University
    Inventors: Jin-Ho LEE, Jae-Gon KIM, Jung-Won KANG, Do-Hyeon PARK, Yung-Lyul LEE, Ha-Hyun LEE, Sung-Chang LIM, Hui-Yong KIM, Ji-Hoon DO, Yong-Uk YOON
  • Publication number: 20240220545
    Abstract: A method of providing contents according to the present invention may include receiving, from a user terminal, a request to output a specific page corresponding to a specific day of the week among a plurality of pages distinguished on the basis of the day of the week; identifying a specific user account logged in to the user terminal, and identifying a recommended content that is recommended for the specific user account among a plurality of contents provided on the specific day of the week; and providing, to the user terminal, at least some of the plurality of contents being serialized on that specific day of the week and the specific page in which a plurality of thumbnails corresponding to each of the plurality of contents are listed according to predetermined sorting criteria. A specific thumbnail corresponding to the recommended content among the plurality of thumbnails may include a recommendation indicator.
    Type: Application
    Filed: December 22, 2023
    Publication date: July 4, 2024
    Inventors: Jae Seon JEONG, Mi Ae LEE, Ji Hyun KIM, Sung Bae YOON, Jung Hwan AHN, Seung Beom HAN, Oh Seon GWON, Soon Hyong LEE, Tae Hun KIM
  • Publication number: 20240224771
    Abstract: A display device includes a pixel electrode; a pixel circuit connected to the pixel electrode; a repair line overlapping at least a part of the pixel circuit; and a shielding line overlapping at least a part of the repair line and connected to a constant power source.
    Type: Application
    Filed: August 23, 2023
    Publication date: July 4, 2024
    Inventors: Su Jin KIM, Ji Hyun KA, Sung Chan HWANG, Chul Kyu KANG, Dong Hyun KIM, Min Joo KIM, Seon Kyoon MOK
  • Publication number: 20240223770
    Abstract: Disclosed herein are a decoding method and apparatus and an encoding method and apparatus that perform inter-prediction using a motion vector predictor. For a candidate block in a col picture, a scaled motion vector is generated based on a motion vector of the candidate block. When the scaled motion vector indicates a target block, a motion vector predictor of the target block is generated based on the motion vector of the candidate block. The motion vector predictor is used to derive the motion vector of the target block in a specific inter-prediction mode such as a merge mode and an AMVP mode.
    Type: Application
    Filed: February 21, 2024
    Publication date: July 4, 2024
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-ACADEMIA COOPERATION GROUP OF SEJONG UNIVERSITY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION KOREA AEROSPACE UNIVERSITY
    Inventors: Sung-Chang LIM, Jung-Won KANG, Hyunsuk KO, Jin-HO LEE, Ha-Hyun LEE, Dong-San JUN, Hui-Yong KIM, Yung-Lyul LEE, Nam-UK KIM, Jae-Gon KIM
  • Publication number: 20240223804
    Abstract: The multi sample prediction method of the present invention comprises the steps of: determining a sample group consisting of a plurality of samples inside a decoding target block; determining a representative position corresponding to the sample group, inside the decoding target block; determining a representative prediction value for the sample group, on the basis of the determined representative position; and determining the determined representative prediction value as the final prediction value for each of the plurality of samples making up the sample group. The present invention enhances efficiency in encoding/decoding and reduces complexity thereof.
    Type: Application
    Filed: March 15, 2024
    Publication date: July 4, 2024
    Inventors: Jin Ho LEE, Hui Yong KIM, Sung Chang LIM, Jong Ho KIM, Ha Hyun LEE, Jin Soo CHOI, Jin Woong KIM