Patents by Inventor Hyun-Tae Lee
Hyun-Tae Lee 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: 20240404599Abstract: The present technology relates to a semiconductor device. In an embodiment, a memory device capable of reducing a time required for a read operation and preventing an HCI phenomenon of a memory cell may include a plurality of voltage regulators configured to generate operation voltages applied to a word line group, a switch control signal generator configured to generate at least one switch control signal controlling to connect or disconnect at least one voltage regulator among the plurality of voltage regulators to or from the word line group, and a plurality of switching circuits each is connected to any one voltage regulator among the plurality of voltage regulators, and connecting the plurality of voltage regulator to the word line group according to the switch control signal in a period in which a pass voltage among the operation voltages is applied to the word line group during a read operation.Type: ApplicationFiled: November 20, 2023Publication date: December 5, 2024Applicant: SK hynix Inc.Inventors: Hyun Soo LEE, Kyu Tae PARK
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Publication number: 20240400760Abstract: The present invention provides a polyamic acid aqueous solution composition capable of polymerizing polyamic acid in water rather than in an organic solvent, as well as achieving a high imidization rate during low-temperature curing.Type: ApplicationFiled: May 27, 2022Publication date: December 5, 2024Inventors: Jong Chan WON, Yun Ho KIM, No Kyun PARK, Yu Jin SO, Jin Soo KIM, Jong Min PARK, Sung Mi YOO, Yi Young KANG, Hyun Jin PARK, Yu Mi HA, Ji Yun CHUNG, Hyun Tae LIM, Eun Byeol SEO, Ji Won LEE, Hyun Jeong AHN
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Patent number: 12161027Abstract: A display device including: a substrate; a conductive layer on the substrate and including a first voltage line and a second voltage line extending in a first direction; a first electrode and a second electrode on the conductive layer, extending in the first direction, and spaced apart from each other; a plurality of light-emitting elements on the first electrode and the second electrode; and an electrode pattern on the conductive layer and separated from the first electrode. The electrode pattern overlaps the first voltage line in a thickness direction and directly contacts the first voltage line.Type: GrantFiled: April 21, 2021Date of Patent: December 3, 2024Assignee: Samsung Display Co., Ltd.Inventors: Ki Bum Kim, Kyung Tae Chae, Ki Nyeng Kang, Jin Taek Kim, Hyun Wook Lee
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Patent number: 12155021Abstract: A pixel includes a first insulating film disposed on a substrate, a light emitting element disposed on the first insulating film, a second insulating film disposed on the light emitting element to cover at least a portion of the light emitting element, a first contact electrode and a second contact electrode, each of the first and second contact electrodes including at least a portion disposed on the first insulating film and connected to the light emitting element, and an encapsulation layer including a photosensitive material.Type: GrantFiled: April 5, 2021Date of Patent: November 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Wook Lee, Ki Nyeng Kang, Ki Bum Kim, Jin Taek Kim, Kyung Tae Chae
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Publication number: 20240380040Abstract: Disclosed is a battery cell, which includes an electrode assembly including a cell body and an electrode tab provided to at least one side of the cell body, a cell case configured to accommodate the electrode assembly therein, an electrode lead coupled to the electrode tab and extending from the cell case, and a tab protection module accommodated in the cell case and configured to cover at least a portion of the electrode tab, the tab protection module including a lead positioning guide and a corresponding positioning guide insert portion adapted to receive the positioning guide insert portion, wherein the positioning guide insert portion is configured to couple to the electrode lead to guide a position of the electrode lead relative to the cell case.Type: ApplicationFiled: July 25, 2024Publication date: November 14, 2024Applicant: LG Energy Solution, Ltd.Inventors: Kyoung-Soon Yoon, Seok-Je Kim, Yong-Tae Lee, Hyun-Sang Lee
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Patent number: 12140069Abstract: Provided is a cooling module including a reservoir tank in which cooling water is stored, a screw pump coupled to the reservoir tank and having a cooling water inlet communicating with the reservoir tank to pump cooling water, and a direction control valve coupled to the reservoir tank, having an outlet port communicating with the reservoir tank, and having a plurality of inlet ports to change a direction of flow of cooling water according to an operation, so that efficiency corresponding to the use of a plurality of centrifugal pumps of the related art may be achieved by using a single screw pump, thereby reducing the number of parts and simplifying a package, while simplifying the configuration.Type: GrantFiled: June 23, 2023Date of Patent: November 12, 2024Assignee: COAVISInventors: Hyun Tae Lee, Woo Keun Lee, Hyuk Jin Lee, Dong Heon Mo, Daeil Hyun
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Patent number: 12132110Abstract: Disclosed is a synaptic transistor, including a substrate, an expansion gate electrode disposed to extend in one direction on the substrate, a gate insulating layer including ions, covering the expansion gate electrode, and disposed on the substrate, a channel layer disposed on the gate insulating layer to correspond to one end of the expansion gate electrode, source and drain electrodes spaced apart from each other, covering both ends of the channel layer, and disposed on the gate insulating layer, and a pad electrode disposed on the gate insulating layer to correspond to the other end of the expansion gate electrode.Type: GrantFiled: August 31, 2021Date of Patent: October 29, 2024Assignee: KOOKMIN UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATIONInventors: Dae Hwan Kim, Dong Yeon Kang, Jun Tae Jang, Shin Young Park, Hyun Kyu Lee, Sung Jin Choi, Dong Myoung Kim, Wonjung Kim
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Patent number: 12128384Abstract: The present disclosure relates to a catalyst for direct nonoxidative conversion of methane and a method of preparing the same, and more particularly to a method of preparing a catalyst for direct nonoxidative conversion of methane, in which a catalyst optimized for the direct conversion reaction of methane can be easily prepared without precise control of the reaction conditions for direct conversion of methane, thereby simultaneously maximizing the catalytic reaction rate and minimizing coke formation, and exhibiting stable catalytic performance even after long-term operation, and to a catalyst for direct nonoxidative conversion of methane prepared using the above method.Type: GrantFiled: September 24, 2019Date of Patent: October 29, 2024Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGYInventors: Yong Tae Kim, Sung Woo Lee, Seung Ju Han, Seok Ki Kim, Hyun Woo Kim
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Patent number: 12125432Abstract: Disclosed is a digital display system based on a common interface. More particularly, a cluster pixel circuit includes a row terminal connected to a row line for receiving PWM (Pulse Width Modulation) clock signal; a column terminal connected to a column line for receiving N-bit data; a first individual pixel driver for driving a first pixel in the cluster pixel; and a second individual pixel driver connected to the first individual pixel driver and for driving a second pixel in the cluster pixel.Type: GrantFiled: August 10, 2023Date of Patent: October 22, 2024Assignee: Sapien Semiconductors Inc.Inventors: Dae Young Jung, Geun Taek Lee, Hyun Tae Jung, Jong Gu Jeon, Myunghee Lee
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Patent number: 12103899Abstract: The present disclosure relates to a method for non-oxidative direct conversion of methane. Specifically, in the method, a methane/hydrogen gas is introduced into an Inconel 600 reactor at a superficial velocity of 100 to 200 cm·min?1 and a catalyst is not externally introduced into the reactor. Under the conditions, a non-oxidative direct methane conversion reaction is performed in the Inconel 600 reactor. The method maximizes the reaction rate, minimizes coke formation, and increases the yields of C2 hydrocarbon compounds and aromatic compounds.Type: GrantFiled: August 10, 2021Date of Patent: October 1, 2024Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGYInventors: Yong Tae Kim, Sung Woo Lee, Seok Ki Kim, Jungho Shin, Seung Ju Han, Hyun Woo Kim, Eun Hae Sim
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Publication number: 20240279802Abstract: Provided are a process chamber cleaning apparatus and method in which the inside of a process chamber may be cleaned without damaging to an inner wall or a component of the process chamber. The process chamber cleaning apparatus comprising: a chamber housing; a substrate support installed inside the chamber housing, supporting a plurality of semiconductor substrates; a gas supply providing process gases; a first gas injector installed inside the chamber housing, connected to the gas supply, injecting etch gas, which is one of the process gases, into the chamber housing; and a controller controlling operations of the gas supply and the first gas injector, wherein the first gas injector injects the etch gas in a direction twisted at a predetermined angle from a central direction of the chamber housing.Type: ApplicationFiled: November 14, 2023Publication date: August 22, 2024Inventors: Jung-Min LEE, Gi Duck KWEON, Dae Ki KIM, Hang Kyu SONG, Hyun Tae YANG, Byoung Kwon YEO, Byeong Ho WOO, Jae Sung YU, Jung Bae CHOI
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Patent number: 12062759Abstract: An electrolyte for a lithium secondary battery and a lithium second battery including the same are disclosed herein. In some embodiments, an electrolyte includes an additive containing a compound represented by Formula 1, an oligomer containing a unit represented by Formula 2 and having an acrylate group at an end thereof, a lithium salt, and an organic solvent.Type: GrantFiled: January 17, 2020Date of Patent: August 13, 2024Assignee: LG Energy Solution, Ltd.Inventors: Jeong Woo Oh, Chul Haeng Lee, Hyun Seung Kim, Hyung Tae Kim
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Publication number: 20240263576Abstract: Provided is a cooling module including a reservoir tank in which cooling water is stored, a screw pump coupled to the reservoir tank and having a cooling water inlet communicating with the reservoir tank to pump cooling water, and a direction control valve coupled to the reservoir tank, having an outlet port communicating with the reservoir tank, and having a plurality of inlet ports to change a direction of flow of cooling water according to an operation, so that efficiency corresponding to the use of a plurality of centrifugal pumps of the related art may be achieved by using a single screw pump, thereby reducing the number of parts and simplifying a package, while simplifying the configuration.Type: ApplicationFiled: June 23, 2023Publication date: August 8, 2024Applicant: COAVISInventors: Hyun Tae LEE, Woo Keun LEE, Hyuk Jin LEE, Dong Heon MO, Daeil HYUN
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Patent number: 12046556Abstract: A FINFET includes a substrate having a semiconductor fin extending upward from a first surface thereof, and first and second power rails on first and second opposing sides of the semiconductor fin, respectively. A base of the semiconductor fin may be recessed within a trench within the surface of the substrate, and the first and second power rails may at least partially fill the trench. A through-substrate via may be provided, which extends from adjacent a second surface of the substrate to at least one of the first and second power rails. A source/drain contact is also provided, which is electrically connected to a source/drain region of the FINFET and at least one of the first and second power rails.Type: GrantFiled: September 14, 2021Date of Patent: July 23, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Eui Bok Lee, Wan Don Kim, Hyun Bae Lee, Yoon Tae Hwang
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Publication number: 20240200573Abstract: Provided is a valve-integrated electrical water pump in which an impeller for circulating a coolant to the outside and a valve for selectively opening and closing a plurality of ports inside an integrated housing to control a circulation of a coolant used in electric vehicles, thereby simplifying the overall structure of the pump and simplifying an internal flow path.Type: ApplicationFiled: December 19, 2023Publication date: June 20, 2024Inventors: Hyun Tae Lee, Woo Keun LEE
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Publication number: 20240141902Abstract: Provided is an electric water pump which may have a reduced overall size by simplifying a power transfer structure between a power unit and a rotation unit, and effectively cool a stator and a rotor without any additional structure for their cooling by distributing a fluid between the power unit and the rotation unit.Type: ApplicationFiled: October 31, 2023Publication date: May 2, 2024Inventors: Hyun Tae LEE, Woo Keun LEE
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Publication number: 20240110846Abstract: An embodiment apparatus for verifying a vehicle seat anti-pinch includes a base including a plurality of assembly holes, a seat mounting unit assembled to an upper portion of the base through the assembly holes, a seat mounted to an upper portion of the seat mounting unit, a support structure assembled at a rear of the seat mounting unit, and a measurement unit assembled to the upper portion of the base through the assembly holes, the measurement unit including a pressure measuring device movably mounted to a number of measuring points corresponding to main body parts of a passenger in a rear seat by the support structure, wherein the measurement unit is configured to measure a physical contact with the seat and a pressing force through the pressure measuring device.Type: ApplicationFiled: September 5, 2023Publication date: April 4, 2024Inventors: Kug Hun Han, Yohan Kim, Donghoon Lee, Jae Myung Hur, Jong Ho Lim, Hyun Tae Lee, Han Jin Kim
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Patent number: 11885346Abstract: The present invention relates to a water pump including a lower casing in which a rotor accommodating part is formed to protrude downwardly and a lower bearing mounting part is formed at a lower end of an inner portion; an upper casing in which an inlet part introducing a fluid and an outlet part discharging the fluid are formed and an upper bearing mounting part is formed to extend from a lower end of the inlet part toward the impeller accommodating space; an impeller rotatably provided in the impeller accommodating space; and a rotor provided in the rotor accommodating space of the lower casing and coupled to the impeller. A fluid may smoothly flow toward an introduction side of the impeller, and thus, a pressure drop of the fluid and an unstable flow of the fluid may be prevented to improve performance.Type: GrantFiled: June 8, 2022Date of Patent: January 30, 2024Assignee: COAVISInventors: Wan Sung Pae, Hyun Tae Lee, Joon Seup Kim
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Publication number: 20230361505Abstract: A power supply device of a motor-driven child seat for a vehicle is provided. The motor-driven child seat can be easily mounted and fixed to a rear seat by adopting a method where a latch of the motor-driven child seat is fastened to an anchor of the rear seat, and power can be easily supplied to power consuming components, i.e., an electric mechanism including a motor, a ventilation system, and a heating system, by automatically fastening male-female connectors for supplying power, especially when the motor-driven child seat is fixedly mounted on the rear seat.Type: ApplicationFiled: December 19, 2022Publication date: November 9, 2023Inventors: Byeong Seon Son, Tae Hoon Lee, Seung Hyun Kim, Ji Hwan Kim, Sang Hoon Park, Sang Ho Kim, Seon Chae Na, Hyun Tae Lee, Won Ho Chang, Jeong In Baek, In Ju Lee
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Publication number: 20230294574Abstract: A system and method for controlling a motor-driven child seat for a vehicle, may easily allow a seat control unit to perform the power supply and drive control for various electric parts of the motor-driven child seat by connecting between the seat control unit configured to control various electric parts of a vehicle seat and various electric parts of the motor-driven child seat using a connector so that power supply and control signals may be exchanged therebetween when the motor-driven child seat is mounted on the vehicle seat.Type: ApplicationFiled: December 15, 2022Publication date: September 21, 2023Applicants: Hyundai Motor Company, Kia CorporationInventors: Byeong Seon SON, Tae Hoon LEE, Ji Hwan KIM, Seon Chae NA, Sang Ho KIM, Sang Hoon PARK, Won Ho CHANG, Hyun Tae LEE