Patents by Inventor Tae Chun
Tae Chun 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).
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Publication number: 20240168809Abstract: Disclosed is an efficient dynamic resource allocation method and system for maximizing a utilization in Kubernetes environment that may dynamically adjust a resource quota of a pod running in a Kubernetes cluster, and may step-wisely decrease a request and a limit of resources requested for the pod according to an adjustment rate if an actual resource usage of the pod is within a set range for a certain period of time, may increase a request and a limit for resources of the pod by a square of increased usage if the actual resource usage of the pod is out of the set range for the certain period of time, and may keep a portion of resources additionally secured by dynamically adjusting a resource quota of each of pods for resource increase of the existing pods.Type: ApplicationFiled: December 5, 2022Publication date: May 23, 2024Inventors: Dong-Wook LEE, Gyu-Hong CHOI, Seung-Tae CHUN
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Patent number: 11982462Abstract: An air conditioner includes a cabinet including an inlet port and a frame including an outlet port and coupled to the cabinet. A heat exchanger is disposed between the cabinet and the frame to exchange heat with air introduced into the inlet port and discharged to the outlet port. A blocking member is configured to connect the frame and the heat exchanger to prevent air heat-exchanged with the heat exchanger from leaking into the cabinet. This structure inhibits dew from being generated on the cabinet.Type: GrantFiled: October 8, 2019Date of Patent: May 14, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chang-Woo Jung, Sung Jae Kim, Jin-Gyun Kim, Young Tae Song, Hae Gyun Shin, Chang Sik Lee, Seo Young Cho, Sung Hyun Chun
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Publication number: 20240105695Abstract: A display device includes: a pixel circuit layer including a plurality of transistors; first partition wall and a second partition wall on the pixel circuit layer, each of the first and second partition walls having a shape protruding in a thickness direction; a first electrode and a second electrode on the same layer and respectively on the first partition wall and the second partition wall; a light emitting element between the first electrode and the second electrode; and a semiconductor pattern directly on the first electrode.Type: ApplicationFiled: December 1, 2023Publication date: March 28, 2024Inventors: Tae Gyun KIM, Jun Hong PARK, Jun CHUN, Eui Suk JUNG, Hyun Young JUNG
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Patent number: 11936318Abstract: Charging system and method using a motor driving system are proposed. The charging system includes a battery, an inverter to which D.C. power stored in the battery is applied, including a plurality of legs each including two switching elements, a motor including a plurality of coils of which first ends are respectively connected to connection nodes of the switching elements of each of the plurality of legs, and second ends are connected to each other to form a neutral point, and an inverter driving part configured to control switching of the switching elements, so that switching speeds of the switching elements are different for each mode of a motor driving mode and a charging mode so as to change magnitude of charging voltage supplied to the neutral point of the motor and to output the charging voltage to the battery.Type: GrantFiled: June 1, 2022Date of Patent: March 19, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ji Woong Jang, Sang Cheol Shin, Yoo Jong Lee, Ki Jong Lee, Ho Tae Chun
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Publication number: 20240061718Abstract: Disclosed are a method and system for managing a hybrid Spark cluster for efficient Spark job execution. A cluster management method which is performed by a cluster management system may include, in a hybrid Spark cluster environment including a bare-metal-based cluster and a Kubernetes-based cluster, selecting a cluster manager comprising the bare-metal-based cluster or the Kubernetes-based cluster before a Spark client performs a Spark driver program, and performing a Spark job by using the selected cluster manager.Type: ApplicationFiled: September 2, 2022Publication date: February 22, 2024Inventors: Dong-Wook LEE, Gyu-Hong CHOI, Gi-Beom KIL, Seung-Tae CHUN
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Publication number: 20230412112Abstract: A motor driving apparatus includes an inverter that includes a switching element connected between either terminal of a battery and a thermistor insulated from the switching element and that drives a motor through the switching element, a resistor connected between a sensing node to which one end of the thermistor is connected and a terminal of a low source voltage, and a motor controller configured for controlling a relay connected between the battery and the switching element based on a voltage of the sensing node.Type: ApplicationFiled: November 11, 2022Publication date: December 21, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Ji Woong JANG, Sang Cheol SHIN, Yoo Jong LEE, Dong Hoon PARK, Ki Jong LEE, Ho Tae CHUN
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Patent number: 11621445Abstract: A charge/discharge device for an activation process of a secondary battery including an accommodation structure having a plurality of accommodation spaces and provided with a wiring duct at one side of each of the accommodation spaces, each of a plurality of charge/discharge boxes installed in each of the plurality of accommodation spaces, wires wired in a space inside the wiring duct, and an exhaust fan installed on an inner wall of the wiring duct, in which the exhaust fan is installed on the inner wall of the wiring duct adjacent to one side of the accommodation space, and the wires are wired to pass an external side of the exhaust fan is provided. A heat insulation panel may be additionally installed together with the exhaust fan in the wiring duct.Type: GrantFiled: January 4, 2019Date of Patent: April 4, 2023Assignee: LG ENERGY SOLUTION, LTD.Inventors: In Tae Chun, Jae Huoung Son, Chang Min Han, Ik Soo Chae, Chang Bum Ahn
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Publication number: 20230006596Abstract: Charging system and method using a motor driving system are proposed. The charging system includes a battery, an inverter to which D.C. power stored in the battery is applied, including a plurality of legs each including two switching elements, a motor including a plurality of coils of which first ends are respectively connected to connection nodes of the switching elements of each of the plurality of legs, and second ends are connected to each other to form a neutral point, and an inverter driving part configured to control switching of the switching elements, so that switching speeds of the switching elements are different for each mode of a motor driving mode and a charging mode so as to change magnitude of charging voltage supplied to the neutral point of the motor and to output the charging voltage to the battery.Type: ApplicationFiled: June 1, 2022Publication date: January 5, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Ji Woong JANG, Sang Cheol SHIN, Yoo Jong LEE, Ki Jong LEE, Ho Tae CHUN
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Publication number: 20220379864Abstract: According to at least one embodiment, the present disclosure provides an electronic braking system comprising: a main master cylinder including a main body, a main piston that is accommodated to be movable in the main body, a main chamber that is defined in the main body and connected with at least one wheel brake, a motor that generates a rotation force, and a power conversion unit that has one side connected with the motor and another side connected with the main piston, and converts a rotational motion of the motor into a straight motion, the main master cylinder being configured to generate hydraulic pressure by movement of the main piston; a motor position sensor disposed to sense a rotation distance of the motor; and a braking controller configured to perform control to move the main piston to a preset initial position by calculating displacement of the main piston based on the rotation distance of the motor and adjusting an amount of a current that is supplied to the motor.Type: ApplicationFiled: May 24, 2022Publication date: December 1, 2022Applicant: HYUNDAI MOBIS Co., Ltd.Inventors: Yong Cheol SEOL, Jee Sang LEE, Tae Chun JEONG, Chang Hoe KOO
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Patent number: 11394341Abstract: An over-temperature protection system and method for a DC capacitor of an inverter are provided. In the over-temperature protection system, a capacitor generates a DC voltage on both terminals thereof. An inverter converts the DC voltage generated on the both terminals of the capacitor into an AC voltage and supplies the AC voltage to a motor. A controller induces a ripple current of the capacitor based on a driving point determined by a torque and a speed of rotation of the motor and determines whether the capacitor is in an over-temperature state based on a totalized value of the ripple current.Type: GrantFiled: July 7, 2020Date of Patent: July 19, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventor: Ho Tae Chun
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Patent number: 11338775Abstract: A vehicle wiper control apparatus monitors whether warpage occurs in a wiper strip made of a rubber-elastic material that is provided in a wiper blade. When a wiper of a vehicle is turned off and the warpage occurs in the wiper strip, the control apparatus controls the wiper mechanism to move the wiper blade to a parking position thereby preventing deformation of the wiper strip and maintaining the performance thereof.Type: GrantFiled: April 24, 2019Date of Patent: May 24, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventor: In Tae Chun
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Patent number: 11196034Abstract: The present invention relates to an electrode heating device that dries an electrode. The electrode heating device comprises a heating body having a drying space through which the electrode passes, and a heating member that directly heats and dries a surface of the electrode that passes through the drying space to remove moisture from the electrode.Type: GrantFiled: July 16, 2018Date of Patent: December 7, 2021Assignee: LG CHEM, LTD.Inventors: Sang Jin Woo, Young Ho Jeon, Sin Young Park, Tae Won Kang, In Tae Chun, Ji Soo Park, Dong Hyeuk Park, Yoon Bong Wi
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Publication number: 20210184622Abstract: An over-temperature protection system and method for a DC capacitor of an inverter are provided. In the over-temperature protection system, a capacitor generates a DC voltage on both terminals thereof. An inverter converts the DC voltage generated on the both terminals of the capacitor into an AC voltage and supplies the AC voltage to a motor. A controller induces a ripple current of the capacitor based on a driving point determined by a torque and a speed of rotation of the motor and determines whether the capacitor is in an over-temperature state based on a totalized value of the ripple current.Type: ApplicationFiled: July 7, 2020Publication date: June 17, 2021Inventor: Ho Tae Chun
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Publication number: 20210135299Abstract: A charge/discharge device for an activation process of a secondary battery including an accommodation structure having a plurality of accommodation spaces and provided with a wiring duct at one side of each of the accommodation spaces, each of a plurality of charge/discharge boxes installed in each of the plurality of accommodation spaces, wires wired in a space inside the wiring duct, and an exhaust fan installed on an inner wall of the wiring duct, in which the exhaust fan is installed on the inner wall of the wiring duct adjacent to one side of the accommodation space, and the wires are wired to pass an external side of the exhaust fan is provided. A heat insulation panel may be additionally installed together with the exhaust fan in the wiring duct.Type: ApplicationFiled: January 4, 2019Publication date: May 6, 2021Applicant: LG CHEM, LTD.Inventors: In Tae CHUN, Jae Huoung SON, Chang Min HAN, Ik Soo CHAE, Chang Bum AHN
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Patent number: 10862390Abstract: A structure for controlling a Y-capacitor for reducing common mode noise of an electric power conversion system of an environmentally-friendly vehicle. The structure cooperates with an infotainment system for a vehicle and reduces common mode noise of an electric power conversion system. In particular, the structure includes: a switching element connected to a high-voltage power source coupled to the vehicle and to attenuate noise occurring at the time of PWM control; and an electric power conversion part which receives common mode noise occurring from the power source and controls ON/OFF of the switching elements in order to reduce the received common mode noise.Type: GrantFiled: October 14, 2019Date of Patent: December 8, 2020Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventor: Ho-Tae Chun
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Publication number: 20200257681Abstract: The present invention relates to a system for storing and searching big data in real-time, wherein the system stores data in real-time in response to mass data generation without data loss in a memory, and allows the same to simultaneously be searched in real-time; and leaves only a predetermined amount of the data in a memory, stores the remaining old data in a Hadoop distributed file system (HDFS) in a structured format, and allows the same to be swiftly searched.Type: ApplicationFiled: April 28, 2020Publication date: August 13, 2020Applicant: DATASTREAMS CORP.Inventor: Seung Tae Chun
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Publication number: 20200227788Abstract: A method for manufacturing a secondary battery capable of preventing the phenomenon of bending of an electrode stack generated in an activation step, and a secondary battery produced thereby are provided. The method of manufacturing a lithium secondary battery includes (a) a step of manufacturing a lithium secondary battery by embedding an electrode stack together with an electrolyte in a battery case, (b) a step of aging the battery at room temperature, (c) a hot press step of applying pressure and heat to the lithium secondary battery, and (d) a step of charging the battery, in which a stack surface of the electrode stack is laminated by the hot press step. In the process of activating the secondary battery in which the electrolyte is injected by performing a hot press step, it is possible laminate the stack surface of the electrode stack before the charging process.Type: ApplicationFiled: January 29, 2019Publication date: July 16, 2020Applicant: LG CHEM, LTD.Inventors: In Tae CHUN, Jae Huoung SON, Chang Min HAN, Ik Soo CHAE, Chang Bum AHN
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Publication number: 20200186025Abstract: A structure for controlling a Y-capacitor for reducing common mode noise of an electric power conversion system of an environmentally-friendly vehicle. The structure cooperates with an infotainment system for a vehicle and reduces common mode noise of an electric power conversion system. In particular, the structure includes: a switching element connected to a high-voltage power source coupled to the vehicle and to attenuate noise occurring at the time of PWM control; and an electric power conversion part which receives common mode noise occurring from the power source and controls ON/OFF of the switching elements in order to reduce the received common mode noise.Type: ApplicationFiled: October 14, 2019Publication date: June 11, 2020Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventor: Ho-Tae CHUN
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Publication number: 20200114878Abstract: A vehicle wiper control apparatus monitors whether warpage occurs in a wiper strip made of a rubber-elastic material that is provided in a wiper blade. When a wiper of a vehicle is turned off and the warpage occurs in the wiper strip, the control apparatus controls the wiper mechanism to move the wiper blade to a parking position thereby preventing deformation of the wiper strip and maintaining the performance thereof.Type: ApplicationFiled: April 24, 2019Publication date: April 16, 2020Inventor: In Tae CHUN
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Patent number: 10468994Abstract: An inverter for driving a motor of a vehicle mediating between a battery and a driving motor is disclosed. The inverter includes a power storage module, a power module, and a cooling module. The power storage module is configured to be supplied with power from the battery. The power module is configured to be supplied with power from the power storage module to transfer the power to the driving motor. The cooling module is configured to be installed between the power storage module and the power module to simultaneously cool the power storage module and the power module.Type: GrantFiled: June 14, 2018Date of Patent: November 5, 2019Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Ho Tae Chun, Se Min Woo, Chang Han Jung, Yun Ho Kim, Jeong Yun Lee, Seung Hyun Han