Patents by Inventor Dong Park

Dong Park 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: 12374266
    Abstract: Embodiments disclose a level shifter including a logic unit configured to receive timing data and channel data and output an edge signal and a channel signal at a time point defined in the timing data, and a channel selection unit configured to select at least one channel from among a plurality of connected channels according to the channel signal and transmit the edge signal, and a display device including the same.
    Type: Grant
    Filed: December 4, 2023
    Date of Patent: July 29, 2025
    Assignee: LG Display Co., Ltd.
    Inventors: Jae Won Han, Soon Dong Cho, Min Gyu Park, Sun Young Kim, Se Dong Park
  • Patent number: 12374728
    Abstract: A battery pack includes at least one battery module including a plurality of battery cells, and a module housing to receive the plurality of battery cells, at least one thermoelectric module disposed outside or inside of the module housing of the battery module and configured to generate voltage when a temperature of the battery module rises to a predetermined temperature or above, and an energy drain unit configured to discharge the battery module when a predetermined magnitude of voltage or above is applied from the thermoelectric module.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: July 29, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jee-Soon Choi, Dal-Mo Kang, Jae-Dong Park, Sang-Hoon Lee, Hyun-Ki Cho, Yong-Seok Choi
  • Publication number: 20250232710
    Abstract: A pixel circuit can include a light-emitting element, a first driving transistor, a second driving transistor, a first emission switch transistor configured to electrically connect the first driving transistor to the light-emitting element in response to a light emission signal, and a second emission switch transistor configured to electrically connect the second driving transistor to the light-emitting element in response to the light emission signal. Also, the pixel circuit can include a first circuit configured to charge a first data voltage during a first driving period and transfer the light emission signal to the first emission switch transistor during a second driving period, and a second circuit configured to transmit the light emission signal to the second emission switch transistor during the first driving period and charge a second data voltage during the second driving period.
    Type: Application
    Filed: November 27, 2024
    Publication date: July 17, 2025
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Se Dong PARK, Sun Young KIM
  • Publication number: 20250211477
    Abstract: A quadrature amplitude modulation (QAM) transmitter according to an embodiment includes a first quadrature phase shift keying (QPSK) generator configured to generate a first QPSK signal, a second QPSK generator configured to generate a second QPSK signal, a first amplifier configured to receive the first QPSK signal, amplify power thereof, and output the power amplified first QPSK signal, a second amplifier configured to receive the second QPSK signal, amplify power thereof, and outputs the power amplified second QPSK signal, and a power combining unit configured to synthesize a QAM signal by combining the first QPSK signal output from the first amplifier and the second QPSK signal output from the second amplifier at a terminating end.
    Type: Application
    Filed: December 16, 2024
    Publication date: June 26, 2025
    Inventors: JUNG DONG PARK, JEONGMOON SONG
  • Patent number: 12322768
    Abstract: A system for detecting a defective battery using wireless communications. The system includes first sensors and a first master device. The first sensors are matched on a 1:1 basis with first battery modules to monitor the first battery modules. The first master device communicates with the first sensors. The respective first sensors each include a first monitoring circuit which collects a primary data on a 1:1-matched first battery module in a monitoring mode, and a first communicating circuit which outputs the primary data to the first master device in a communicating mode. The first monitoring circuit is turned off in the communicating mode. The first communicating circuit is turned off in the monitoring mode.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: June 3, 2025
    Assignee: LG Energy Solution, Ltd.
    Inventors: Ji Won Hwang, Hyun Ki Cho, Sang Hoon Lee, Jae Dong Park, Hu Jun Lee, Jung Hyun Kwon
  • Patent number: 12320403
    Abstract: In a system for monitoring a vibration-isolated foundation, the system includes: an air pressure monitoring system for monitoring air pressure supplied to air mounts of the vibration-isolated foundation, wherein the air pressure monitoring system includes: a plurality of air ports configured to receive air to be supplied to the air mounts; a plurality of pressure sensors, each of the pressure sensors being configured to measure the pressure of the air supplied to a corresponding one of the air ports and to output the measured pressure as a sensing signal; a control unit configured to receive the sensing signal from each of the pressure sensors and to output a control signal according to a measured value of each of the pressure sensors; and a notification unit configured to operate according to the control signal of the control unit.
    Type: Grant
    Filed: December 21, 2021
    Date of Patent: June 3, 2025
    Assignees: Samsung Display Co., Ltd., V1 Co., Ltd.
    Inventors: Eun Sam Lee, Hae Dong Park, Min Chan Kim, Kuk Hyun Ryu, Kyung Ho Song, Joon Hwa Lee
  • Publication number: 20250161537
    Abstract: The present invention relates to an injectable hydrogel rod using a crosslinked hydrogel, a method for manufacturing same, and biomedical use thereof. According to the present invention, by adjusting the contents of a polymer, an enzyme and hydrogen peroxide to a certain ratio to manufacture an injectable hydrogel rod, the initial release amount of a drug injected into the hydrogel rod is controlled, and thus, compared to existing hydrogel-based injectable implants, the hydrogel rod exhibits sustained release above an effective concentration for a long period of time and greatly reduces elimination into surrounding tissues, which may result in an increased therapeutic effect and remarkably reduced side effects.
    Type: Application
    Filed: November 4, 2022
    Publication date: May 22, 2025
    Applicants: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, SEOUL NATIONAL UNIVERSITY HOSPITAL
    Inventors: Ki Dong PARK, Si Min LEE, Se Joon WOO, Hye Kyoung HONG
  • Publication number: 20250158145
    Abstract: The present invention relates to a battery management system and a battery pack and the battery management system according to an embodiment of the present invention includes: a pack voltage sampling unit configured to periodically sample a pack voltage of a battery pack; a pack current sampling unit configured to sample a pack current of the battery pack; and a control unit configured to, after starting to sample the pack voltage of the battery pack, when the pack voltage sampling of the battery pack is completed, record a time from a sampling start time of the pack voltage to a sampling completion time of the pack voltage as a first time, and transmit a voltage sampling synchronization signal for measuring a cell voltage of a battery cell to a plurality of lower-level battery management systems, wherein the control unit performs sampling synchronization on the sampled measurement signal between each lower-level battery management system based on a second time, which is a sampling time at which a cell voltag
    Type: Application
    Filed: November 20, 2024
    Publication date: May 15, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Ki CHO, Jae Dong PARK, Keun Wook LEE
  • Patent number: 12291013
    Abstract: A method for manufacturing a display device includes a stage; a first guide unit positioned on one side of the stage in a first direction and extending in a second direction crossing the first direction; and a first peeling unit disposed on the first guide unit, wherein the first peeling unit includes a first moving part configured to move along the first guide unit, a first rotating part coupled to the other side of the first moving part in the first direction and configured to rotate about an axis extending in the first direction, and a first gripping part coupled to the other side of the first rotating part in the first direction and disposed to overlap the stage.
    Type: Grant
    Filed: December 29, 2023
    Date of Patent: May 6, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sung Dong Park, Kwang Min Lee
  • Publication number: 20250134898
    Abstract: The preset invention relates to a use of a compound of chemical formula 1 or a pharmaceutically acceptable salt thereof for preventing or treating rare genetic obesity diseases associated with a damaged melanocortin-4 receptor (MC4R) pathway, particularly rare genetic obesity diseases associated with proopiomelanocortin (POMC) deficiency.
    Type: Application
    Filed: February 7, 2023
    Publication date: May 1, 2025
    Inventors: Hee Dong Park, Hye Kyeong Hwang, Su Jin Yeo
  • Publication number: 20250047118
    Abstract: The present disclosure provides a battery system and a controlling method of the same. The battery system includes a plurality of rechargeable battery packs, and includes a first battery pack that is rechargeable, a second battery pack that is rechargeable independently of the first battery pack, a first switching element that switches the first battery pack between at least a charging node and a discharging node, a second switching element that switches the second battery pack between at least the charging node and the discharging node, and a controller that controls switching states of the first switching element and the second switching element based on usage states and states of charge of the first battery pack and the second battery pack, and thus it is possible to effectively charge a high capacity and high output battery pack.
    Type: Application
    Filed: October 18, 2024
    Publication date: February 6, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Ji Eun KIM, Sang Hoon LEE, Jae Dong PARK, Hyun Ki CHO
  • Patent number: 12211977
    Abstract: Disclosed is a battery management system and a battery pack and the battery management system includes: a pack voltage sampling unit for periodically sampling a pack voltage of a battery pack; a pack current sampling unit for sampling a pack current of the battery pack; and a control unit for, when the pack voltage sampling of the battery pack is completed, recording a time from a sampling start time of the pack voltage to a sampling completion time of the pack voltage as a first time, and transmitting a voltage sampling synchronization signal for measuring a cell voltage of a battery cell to a plurality of lower-level battery management systems.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: January 28, 2025
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Ki Cho, Jae Dong Park, Keun Wook Lee
  • Publication number: 20250015433
    Abstract: A battery pack is configured to secure safety even when a thermal event occurs. The battery pack includes a battery module having at least one battery cell, a control module connected to the battery module and configured to manage the battery module, and a fire extinguishing tank containing a fire extinguishing agent, coupled to at least one of the battery module and the control module, and having a blocking member whose outer surface at least partially extends downward.
    Type: Application
    Filed: December 23, 2022
    Publication date: January 9, 2025
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Gi-Dong PARK, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Jong-Kyu AHN, Young-Won YUN, Seong-Ju LEE, Jae-Ki LEE
  • Publication number: 20240421422
    Abstract: A battery pack or the like configured to secure safety even when a thermal event occurs is disclosed. The battery pack according to an embodiment of the present disclosure includes a battery module having at least one battery cell, a control module connected to the battery module and configured to manage the battery module, and a fire extinguishing tank containing a fire extinguishing agent, coupled to at least one of the battery module and the control module, and having a rupture member configured to be ruptured under a predetermined condition so that the fire extinguishing agent comes out when the rupture member is ruptured.
    Type: Application
    Filed: December 23, 2022
    Publication date: December 19, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Gi-Dong PARK, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Jong-Kyu AHN, Young-Won YUN, Seong-Ju LEE, Jae-Ki LEE
  • Publication number: 20240363965
    Abstract: A battery pack includes a plurality of battery modules including module cases. Side surfaces of the module cases in which battery cells are accommodated face each other and a water injection hole is formed in a top surface of each of the module cases, and a fire extinguishing tank unit containing a fire extinguishing agent, located over the plurality of battery modules, and configured to supply the fire extinguishing agent only into a battery module in which a thermal event occurs from among the plurality of battery modules through the water injection holes.
    Type: Application
    Filed: December 8, 2022
    Publication date: October 31, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Seong-Ju LEE, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Gi-Dong PARK, Jong-Kyu AHN, Young-Won YUN, Jae-Ki LEE
  • Publication number: 20240339678
    Abstract: A battery pack includes a battery module having at least one battery cell, a control module connected to the battery module and configured to manage the battery module, a fire extinguishing tank containing a fire extinguishing agent and coupled to at least one of the battery module and the control module, and a side cover mounted on one side of the fire extinguishing tank and configured to guide electrical connection between the battery module and the control module.
    Type: Application
    Filed: December 13, 2022
    Publication date: October 10, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Young-Won YUN, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Gi-Dong PARK, Jong-Kyu AHN, Seong-Ju LEE, Jae-Ki LEE
  • Publication number: 20240322267
    Abstract: A slave battery management system (BMS) for communicating with a master battery management system (BMS) of a vehicle, in one example includes a power supply configured to receive power from a battery module and transmit the received power, a state measurement sensor configured to measure state information of at least one of a voltage and a temperature of the battery module, a communicator configured to transmit and receive communication signal to and from the master BMS, and a controller programmed to control an on/off time of the communicator. Further, the power supply of the slave BMS includes a power supply unit and a switching unit disposed between the power supply unit and the controller.
    Type: Application
    Filed: June 5, 2024
    Publication date: September 26, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Chang-Hyun SUNG, Jae-Dong PARK, Sang-Hoon LEE, Yean-Sik CHOI
  • Publication number: 20240319283
    Abstract: A battery management apparatus can include a measuring unit connected to a battery and configured to operate in a measurement mode during a predetermined measurement time at each preset measurement cycle and measure battery information including at least one of voltage and temperature of the battery while operating in the measurement mode, and a control unit configured to operate in a communication mode during a preset operation time at each preset communication cycle, receive the battery information from the measuring unit while operating in the communication mode, set a next operation time point at which the measuring unit is to operate in the measurement mode based on at least one of the communication cycle and a measurement time, and change an operation time to operate in the communication mode at each subsequent communication cycle to correspond to the measurement time.
    Type: Application
    Filed: May 30, 2024
    Publication date: September 26, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Dong PARK, Jung-Hyun KWON, Hyun-Ki CHO, Jung-Hoon LEE, Hu-Jun LEE, Ji-Won HWANG
  • Publication number: 20240316376
    Abstract: A battery pack ensures safety even when a thermal event occurs. A battery pack includes a battery module including one or more battery cells, a control module connected to the battery module to manage the battery module, and a fire extinguishing tank containing a fire extinguishing agent and coupled to at least one of the battery module and the control module.
    Type: Application
    Filed: October 28, 2022
    Publication date: September 26, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Gi-Dong PARK, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Jong-Kyu AHN, Young-Won YUN, Seong-Ju LEE, Jae-Ki LEE
  • Patent number: 12085939
    Abstract: A system and a method of operating an automated guided vehicle includes: an Automated Guided Vehicle (AGV) which is loaded with a component and transfers the component along a set travelling path in a vehicle production factory; a Programmable Logic Controller (PLC) which is provided in a process line and each of a plurality of nodes existing on the travelling path and controls a peripheral automation facility; and an operation server which is configured to control an operation of the AGV and each automation facility through the PLC, and sets a PLC control condition for controlling each automation facility for each section by collecting PLC memory data from the PLC and inquiring the PLC memory data based on a movement position of the AGV when the travelling path is set.
    Type: Grant
    Filed: December 1, 2021
    Date of Patent: September 10, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Kyung Dong Park, Sang Won Yoon