Patents by Inventor Sung Im

Sung Im 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: 12218355
    Abstract: Disclosed are an anode active material for an all-solid-state battery in which a lithophilic material is deposited inside and on particles.
    Type: Grant
    Filed: May 15, 2024
    Date of Patent: February 4, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Yoon Kwang Lee, Yun Sung Kim, Ga Hyeon Im, Kyu Joon Lee, Hong Seok Min, Sang Heon Lee
  • Patent number: 12142178
    Abstract: A method of driving a display device includes: sensing characteristic information of pixels by outputting sensing voltages to sensing lines; and operating an external compensation of the pixels based on the characteristic information. The sensing of the characteristic information of pixels includes: detecting a capacitance deviation of sensing capacitors of first sensing lines connected to the sensing lines; and sensing the characteristic information of the pixels by replacing at least one of the first sensing lines with a second sensing line based on the capacitance deviation.
    Type: Grant
    Filed: August 15, 2023
    Date of Patent: November 12, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jiyoung Eom, Sang-Won Lee, Dong-Sung Im, Seonghwan Choi
  • Patent number: 12078683
    Abstract: A communication apparatus includes a data collecting unit for obtaining log information about a state of a battery from a battery management system that manages the battery, a first storing unit including reference log information for determining abnormality of the battery, and a diagnosing unit for diagnosing abnormality of the battery by comparing the log information about the state of the battery with the reference log information.
    Type: Grant
    Filed: April 7, 2022
    Date of Patent: September 3, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Young Chang Jo, Hyun Ju Hong, Sung Yul Yoon, Jae Kwang Jeon, Jeong Bin Lee, Jae Sung Im, Won Kyung Kim, Won Bin Choi, Myung Hyun Shim
  • 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: 11967847
    Abstract: A battery bank control device is provided for setting a power limit value of a battery bank in which a plurality of battery racks (BRs) are connected in parallel. The device includes: a voltage measurement unit measuring a voltage of each BR of the plurality of BRs; a first power limit calculation unit calculating a first power limit value according to a state of charge (SOC) calculated based on the voltage of each BR with respect to each BR; a capacity ratio calculation unit calculating a capacity ratio of each BR based on capacity information of the plurality of BRs; a second power limit calculation unit calculating a second power limit value using the capacity ratio and the first power limit value of each BR; and a battery bank power limit calculation unit calculating a battery bank power limit value using the second power limit value of each BR.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: April 23, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Sung Yul Yoon, Yoon Joon Choi, Hae In Choi, Jae Sung Im, Hyo Seok Lee
  • Publication number: 20230386381
    Abstract: A method of driving a display device includes: sensing characteristic information of pixels by outputting sensing voltages to sensing lines; and operating an external compensation of the pixels based on the characteristic information. The sensing of the characteristic information of pixels includes: detecting a capacitance deviation of sensing capacitors of first sensing lines connected to the sensing lines; and sensing the characteristic information of the pixels by replacing at least one of the first sensing lines with a second sensing line based on the capacitance deviation.
    Type: Application
    Filed: August 15, 2023
    Publication date: November 30, 2023
    Inventors: JIYOUNG EOM, SANG-WON LEE, DONG-SUNG IM, SEONGHWAN CHOI
  • Patent number: 11735082
    Abstract: A method of driving a display device includes: sensing characteristic information of pixels by outputting sensing voltages to sensing lines; and operating an external compensation of the pixels based on the characteristic information. The sensing of the characteristic information of pixels includes: detecting a capacitance deviation of sensing capacitors of first sensing lines connected to the sensing lines; and sensing the characteristic information of the pixels by replacing at least one of the first sensing lines with a second sensing line based on the capacitance deviation.
    Type: Grant
    Filed: October 12, 2021
    Date of Patent: August 22, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jiyoung Eom, Sang-Won Lee, Dong-Sung Im, Seonghwan Choi
  • Publication number: 20230108798
    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: Application
    Filed: July 30, 2021
    Publication date: April 6, 2023
    Applicant: 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: 11567141
    Abstract: A battery pack according to an embodiment of the present disclosure may include a plurality of battery cells and a BMS for controlling the battery pack. The BMS may include a state-of-charge (SOC) calculation module for calculating a SOC of each of the plurality of battery cells included in the battery pack and a faulty battery cell detection unit for detecting at least one faulty battery cell on the basis of the calculated SOC of each of the plurality of battery cells.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: January 31, 2023
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: An Soo Kim, Dong Keun Kwon, Hyun Chul Lee, Sung Yul Yoon, Seung Hyun Kim, Jae Sung Im
  • Publication number: 20220404419
    Abstract: A battery data management system includes a communication device for obtaining state data of a battery from a battery management system and transmitting the state data of the battery to an outside and a management server for managing the state data of the battery, received from the communication device through a first network.
    Type: Application
    Filed: April 7, 2022
    Publication date: December 22, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Young Chang JO, Hyun Ju HONG, Sung Yul YOON, Jae Kwang JEON, Jeong Bin LEE, Jae Sung IM, Won Kyung KIM, Won Bin CHOI, Myung Hyun SHIM
  • Publication number: 20220268843
    Abstract: A battery analysis apparatus according to an embodiment disclosed herein includes a site information generating unit configured to generate information of an energy storage system (ESS) site, a data collecting unit configured to collect state data of at least one battery included in the ESS site, and an analyzing unit configured to analyze a state of the battery based on the state data of the battery.
    Type: Application
    Filed: April 7, 2022
    Publication date: August 25, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae Kwang JEON, Young Chang JO, Sung Yul YOON, Jeong Bin LEE, Jae Sung IM, Won Kyung KIM, Won Bin CHOI, Myung Hyun SHIM
  • Publication number: 20220268844
    Abstract: A communication apparatus according to an embodiment disclosed herein includes a data collecting unit configured to obtain log information about a state of a battery from a battery management system that manages the battery, a first storing unit including reference log information for determining abnormality of the battery, and a diagnosing unit configured to diagnose abnormality of the battery by comparing the log information about the state of the battery with the reference log information.
    Type: Application
    Filed: April 7, 2022
    Publication date: August 25, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Young Chang JO, Hyun Ju HONG, Sung Yul YOON, Jae Kwang JEON, Jeong Bin LEE, Jae Sung IM, Won Kyung KIM, Won Bin CHOI, Myung Hyun SHIM
  • Publication number: 20220198979
    Abstract: A method of driving a display device includes: sensing characteristic information of pixels by outputting sensing voltages to sensing lines; and operating an external compensation of the pixels based on the characteristic information. The sensing of the characteristic information of pixels includes: detecting a capacitance deviation of sensing capacitors of first sensing lines connected to the sensing lines; and sensing the characteristic information of the pixels by replacing at least one of the first sensing lines with a second sensing line based on the capacitance deviation.
    Type: Application
    Filed: October 12, 2021
    Publication date: June 23, 2022
    Inventors: JIYOUNG EOM, SANG-WON LEE, DONG-SUNG IM, SEONGHWAN CHOI
  • Publication number: 20220140618
    Abstract: A battery bank control device is provided for setting a power limit value of a battery bank in which a plurality of battery racks (BRs) are connected in parallel. The device includes: a voltage measurement unit measuring a voltage of each BR of the plurality of BRs; a first power limit calculation unit calculating a first power limit value according to a state of charge (SOC) calculated based on the voltage of each BR with respect to each BR; a capacity ratio calculation unit calculating a capacity ratio of each BR based on capacity information of the plurality of BRs; a second power limit calculation unit calculating a second power limit value using the capacity ratio and the first power limit value of each BR; and a battery bank power limit calculation unit calculating a battery bank power limit value using the second power limit value of each BR.
    Type: Application
    Filed: March 16, 2020
    Publication date: May 5, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Sung Yul YOON, Yoon Joon CHOI, Hae In CHOI, Jae Sung IM, Hyo Seok LEE
  • Publication number: 20200408849
    Abstract: A battery pack according to an embodiment of the present disclosure may include a plurality of battery cells and a BMS for controlling the battery pack. The BMS may include a state-of-charge (SOC) calculation module for calculating a SOC of each of the plurality of battery cells included in the battery pack and a faulty battery cell detection unit for detecting at least one faulty battery cell on the basis of the calculated SOC of each of the plurality of battery cells.
    Type: Application
    Filed: June 19, 2020
    Publication date: December 31, 2020
    Applicant: LG CHEM, LTD.
    Inventors: An Soo KIM, Dong Keun KWON, Hyun Chul LEE, Sung Yul YOON, Seung Hyun KIM, Jae Sung IM
  • Patent number: 10373586
    Abstract: A display device includes a display panel, a first flexible film, and a second flexible film. The display panel includes a non-display area outside a display area. The first flexible film is attached to a first side surface of the display panel. The second flexible film is attached to a second side surface of the display panel. The display panel includes a signal line, a pad electrode, and a side surface connection electrode. The signal line is in the display area and connects the first and second flexible films. The pad electrode extends from the signal line. The side surface connection electrode is on the first and second side surfaces and directly contacts the pad electrode. The first flexible film and the second flexible film are coupled to the side surface connection electrode and are electrically connected to the signal line.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: August 6, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Donghee Ye, Jeongman Son, Je-yun Lee, Dong-sung Im, Duyeon Han
  • Patent number: 9983428
    Abstract: A display device includes a display panel, a backlight assembly, a back cover and a curve control assembly. The back cover has a curved shape and faces the display panel with the backlight assembly therebetween to cover a back surface of the backlight assembly. The curve control assembly is between the backlight assembly and the back cover to adjust a curved degree of the display panel. The curve control assembly includes a first rail, a second rail, and a rolling unit. The first rail is coupled to the back surface of the backlight assembly, and the second rail is coupled to the back cover to face the first rail. The rolling unit is commonly connected to each of the first rail and the second rail and is movable along the first and second rails to move the display panel in directions toward and away from the back cover.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: May 29, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Dong-sung Im, Jeongjin Park, Je-yun Lee
  • Publication number: 20180061367
    Abstract: A display device includes a display panel, a first flexible film, and a second flexible film. The display panel includes a non-display area outside a display area. The first flexible film is attached to a first side surface of the display panel. The second flexible film is attached to a second side surface of the display panel. The display panel includes a signal line, a pad electrode, and a side surface connection electrode. The signal line is in the display area and connects the first and second flexible films. The pad electrode extends from the signal line. The side surface connection electrode is on the first and second side surfaces and directly contacts the pad electrode. The first flexible film and the second flexible film are coupled to the side surface connection electrode and are electrically connected to the signal line.
    Type: Application
    Filed: April 25, 2017
    Publication date: March 1, 2018
    Inventors: Donghee YE, Jeongman SON, Je-yun LEE, Dong-sung IM, Duyeon HAN
  • Publication number: 20170315401
    Abstract: A display device includes a display panel, a backlight assembly, a back cover and a curve control assembly. The back cover has a curved shape and faces the display panel with the backlight assembly therebetween to cover a back surface of the backlight assembly. The curve control assembly is between the backlight assembly and the back cover to adjust a curved degree of the display panel. The curve control assembly includes a first rail, a second rail, and a rolling unit. The first rail is coupled to the back surface of the backlight assembly, and the second rail is coupled to the back cover to face the first rail. The rolling unit is commonly connected to each of the first rail and the second rail and is movable along the first and second rails to move the display panel in directions toward and away from the back cover.
    Type: Application
    Filed: April 21, 2017
    Publication date: November 2, 2017
    Inventors: Dong-sung IM, Jeongjin PARK, Je-yun LEE
  • Patent number: 9510440
    Abstract: A display device includes a flexible display substrate and a curvature variation device. The curvature variation device is disposed on a rear surface of the flexible display substrate. A length of the curvature variation device is varied in response to an operation of a user to the curvature variation device, to vary a curvature of the flexible display substrate.
    Type: Grant
    Filed: June 19, 2014
    Date of Patent: November 29, 2016
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yun-Ha Nam, Dong-Sung Im