Patents by Inventor Hyun Ki Cho

Hyun Ki Cho 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: 20240120224
    Abstract: A semiconductor manufacturing equipment may include a process chamber for treating a substrate; a front-end module including a first transfer robot, wherein the first transfer robot may be configured to transport the substrate received in a container; a transfer chamber between the front-end module and the process chamber, wherein the transfer chamber may be configured to load or unload the substrate into or out of the process chamber; and a cassette capable of receiving a replaceable component capable of being used in the process chamber. The front-end module may include a seat plate configured to move in a sliding manner so as to retract or extend into or from the front-end module. The cassette may be configured to be loaded into the front-end module while the cassette is seated on the seat plate.
    Type: Application
    Filed: September 12, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jin Hyuk CHOI, Beom Soo HWANG, Kong Woo LEE, Myung Ki SONG, Ja-Yul KIM, Kyu Sang LEE, Hyun Joo JEON, Nam Young CHO
  • Patent number: 11943976
    Abstract: A display device includes a substrate, a first conductive layer on the substrate, the first conductive layer including a data signal line, a first insulating layer on the first conductive layer, a semiconductor layer on the first insulating layer, the semiconductor layer including a first semiconductor pattern, a second insulating layer on the semiconductor layer, and a second conductive layer on the second insulating layer, the second conductive layer including a gate electrode disposed to overlap the first semiconductor pattern, a transistor first electrode disposed to overlap a part of the first semiconductor pattern, wherein the transistor first electrode is electrically connected to the data signal line through a contact hole that penetrates the first and second insulating layers, and a transistor second electrode disposed to overlap another part of the first semiconductor pattern.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung Sok Son, Woo Geun Lee, Seul Ki Kim, Kap Soo Yoon, Hyun Woong Baek, Jae Hyun Lee, Su Jung Jung, Jung Kyoung Cho, Seung Ha Choi, June Whan Choi
  • Publication number: 20240083384
    Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.
    Type: Application
    Filed: February 3, 2023
    Publication date: March 14, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Sang Soo LEE, Chan Ho JUNG, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Deok Soo LIM, Sang Do PARK, In Sun BAEK, Sin Chan YANG, Chan Ki CHO, Myung Soo LEE, Jae Yong JANG, Jun Sik HWANG, Ho Sung KANG, Hae Dong KWAK, Hyun Tak KO
  • Patent number: 11745882
    Abstract: A power management system for an air mobility vehicle includes a plurality of batteries configured to provide power to a propulsion unit of the air mobility vehicle to propel the air mobility vehicle, and a discharge control unit configured to monitor an operation state and a charge state of each battery, determine a discharge mode of each of the plurality of batteries according to the monitored operation state and the monitored charge state, and control whether each of the plurality of batteries is discharged or a discharge rate thereof according to the determined discharge mode.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: September 5, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun Ki Cho, Hyun Woo Jun, Hee Kwang Lee
  • Publication number: 20230258729
    Abstract: A battery management apparatus is discussed, and includes: 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 based on the measurement time.
    Type: Application
    Filed: June 3, 2021
    Publication date: August 17, 2023
    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: 20230236263
    Abstract: Discussed is a system for managing a state of a battery, the system including: a user terminal to set location information about a location at which the battery is stored and output the set location information; a battery information obtaining device connected to the battery and to obtain battery information including at least one of voltage, SOC, and SOH of the battery and output the obtained battery information; and a performance detecting device connected to the user terminal to receive the set location information, connected to the battery information obtaining device to receive the obtained battery information, and to determine a target location at which the battery is stored, obtain environment information of the determined target location, set reference state information of at least one reference cell stored around the determined target location, and detect performance of the battery.
    Type: Application
    Filed: May 25, 2021
    Publication date: July 27, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hu-Jun LEE, Jung-Hyun KWON, Ho-Byung YOON, Sang-Hoon LEE, Hyun-Ki CHO
  • Patent number: 11664652
    Abstract: An emergency power management system of a mobility, may include a fuse device connected to a battery and including a first circuit and a second circuit in which a first fuse and a second fuse are respectively provided and are connected in parallel, a pyro switch provided between the first circuit and the second circuit, and configured to establish electric connection with the first circuit in ordinary times and to release electric connection with the first circuit and to establish electric connection with the second circuit in a case of emergency, a determiner configured to determine abnormality of the first fuse based on current applied from the high-voltage battery or voltages at opposite end portions of the first fuse, and a controller configured to operate the pyro switch when abnormality occurs in the first fuse.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: May 30, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Yoon Cheol Jeon, Hyun Woo Jun, Hee Kwang Lee, Hyun Ki Cho, Gwi Taek Kim, Hyun Seok Hong, Woo Suk Jung
  • Publication number: 20230101736
    Abstract: A battery pack comprising a slave BMS which diagnoses an error in a battery module. The battery pack includes a master BMS and a first slave BMS. The first slave BMS, when an error has occurred in a first battery module, determines whether or not the error is critical. The first slave BMS communicates with the master BMS in a time segment corresponding to the Identification (ID) of the first slave BMS, changes the ID based on whether or not the error is critical, then outputs information on the error to the master BMS in a time segment corresponding to the changed ID.
    Type: Application
    Filed: May 28, 2021
    Publication date: March 30, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ye Seul Lee, Hyun Ki Cho
  • Publication number: 20230053008
    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: Application
    Filed: May 27, 2021
    Publication date: February 16, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Won Hwang, Hyun Ki Cho, Sang Hoon Lee, Jae Dong Park, Hu Jun Lee, Jung Hyun Kwon
  • Publication number: 20220393320
    Abstract: A battery pack includes a pack case having a predetermined accommodation space, a plurality of battery modules accommodated in the pack case and having a plurality of battery cells stacked on each other, at least one partition isolation member disposed to compart the plurality of battery modules in a direction parallel to a stacking direction of the plurality of battery cells, a plurality of bus bar members configured to electrically connect the plurality of battery modules, a plurality of relay units connected to the plurality of bus bar members, and an outer resistor unit connected to the plurality of relay units and provided at one inner side of the pack case.
    Type: Application
    Filed: September 21, 2020
    Publication date: December 8, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jee-Soon CHOI, Se-Won KIM, Sang-Jun PARK, Dal-Mo KANG, Gyu-Jong BAE, Sang-Hoon LEE, Hyun-Ki CHO, Yong-Seok CHOI
  • Publication number: 20220294039
    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: Application
    Filed: July 23, 2020
    Publication date: September 15, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Ki CHO, Jae Dong PARK, Keun Wook LEE
  • Publication number: 20220294035
    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: Application
    Filed: July 13, 2020
    Publication date: September 15, 2022
    Applicant: 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: 20220294252
    Abstract: Discussed is a battery management apparatus which includes a battery management system that monitors a state of a battery, and a power receiving device that wirelessly receives power from a power transmitting device, where the battery management system calculates an optimum charging condition for the battery based on data on the state of the battery and power transmission performance of the power transmitting device.
    Type: Application
    Filed: September 7, 2020
    Publication date: September 15, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Ki CHO, Sang Hoon LEE, Jae Dong PARK, Keun Wook LEE, Ji Eun KIM, Chan Ha PARK, Sung Gun LEE, Seong Yeol YANG
  • Publication number: 20220209544
    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: September 3, 2020
    Publication date: June 30, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Ji Eun KIM, Sang Hoon LEE, Jae Dong PARK, Hyun Ki CHO
  • Publication number: 20220204172
    Abstract: A power management system for an air mobility vehicle includes a plurality of batteries configured to provide power to a propulsion unit of the air mobility vehicle to propel the air mobility vehicle, and a discharge control unit configured to monitor an operation state and a charge state of each battery, determine a discharge mode of each of the plurality of batteries according to the monitored operation state and the monitored charge state, and control whether each of the plurality of batteries is discharged or a discharge rate thereof according to the determined discharge mode.
    Type: Application
    Filed: July 22, 2021
    Publication date: June 30, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hyun Ki CHO, Hyun Woo JUN, Hee Kwang LEE
  • Publication number: 20220204178
    Abstract: An auxiliary propulsion apparatus of an air vehicle may include an engine mounted in a fuselage of the air vehicle, a generator configured to be driven using power from the engine, a compressor configured to be driven by the engine or the generator, a battery configured to store electricity generated by the generator, an electricity distributor connected to the generator, the battery and the main propulsion apparatus and configured to distribute electricity generated by the generator to the battery and to a main propulsion apparatus, and at least one nozzle device configured to jet high-pressure gas, supplied from the compressor, to an outside of the fuselage.
    Type: Application
    Filed: July 21, 2021
    Publication date: June 30, 2022
    Inventors: Woo Suk Jung, Gwi Taek Kim, Yoon Cheol Jeon, Hyun Ki Cho
  • Publication number: 20220194566
    Abstract: A noise reduction system for air mobility, may include a plurality of propeller modules provided on the air mobility and each including an inverter, a motor electrically connected to the inverter, and a propeller mounted to the motor; and a control unit configured to perform PWM control of power to be provided to the inverters to reduce noise attributable to carrier frequencies generated by the plurality of inverters or reduce noise attributable to fundamental frequencies generated by the plurality of motors.
    Type: Application
    Filed: July 16, 2021
    Publication date: June 23, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Hee Kwang LEE, Hyun Seok Hong, Hyun Ki Cho
  • Publication number: 20220200265
    Abstract: An emergency power management system of a mobility, may include a fuse device connected to a battery and including a first circuit and a second circuit in which a first fuse and a second fuse are respectively provided and are connected in parallel, a pyro switch provided between the first circuit and the second circuit, and configured to establish electric connection with the first circuit in ordinary times and to release electric connection with the first circuit and to establish electric connection with the second circuit in a case of emergency, a determiner configured to determine abnormality of the first fuse based on current applied from the high-voltage battery or voltages at opposite end portions of the first fuse, and a controller configured to operate the pyro switch when abnormality occurs in the first fuse.
    Type: Application
    Filed: July 30, 2021
    Publication date: June 23, 2022
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Yoon Cheol JEON, Hyun Woo JUN, Hee Kwang LEE, Hyun Ki CHO, Gwi Taek KIM, Hyun Seok HONG, Woo Suk JUNG
  • Patent number: 11228060
    Abstract: A data input scheduling apparatus that controls a vehicle battery and a relay for changing an electric connection between output terminals of the battery, and includes a detection unit for outputting an impact detection signal when an impact is applied to the vehicle and a control unit for outputting a relay-off signal to change the relay into an off state in response to the reception of the impact detection signal, the control unit outputting the relay-off signal according to a preset control cycle.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: January 18, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Ho-Jin Ryu, Jung-Hoon Lee, Hyun-Ki Cho
  • Patent number: 11125824
    Abstract: A master battery management unit including a sensing unit generating pack information of the battery pack, a first master power supply unit generating a first operating voltage using voltage of the battery pack, a communication unit outputting a first switching signal in response to the first operating voltage supplied from the first master power supply unit, a second master power supply unit generating a second operating voltage using the pack voltage in response to the first switching signal, and a control unit operating using the second operating voltage supplied from the second master power supply unit, and testing a preset item based on at least one of the pack information and module information.
    Type: Grant
    Filed: June 14, 2018
    Date of Patent: September 21, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Keun-Wook Lee, Sang-Hoon Lee, Hyun-Ki Cho, Yean-Sik Choi