Patents by Inventor Seung-Hyeon Lee
Seung-Hyeon 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: 20250010842Abstract: A hybrid system for a vehicle having an engine and a driving motor includes a plurality of engine power generation modules for generating power with an operation of the engine, a battery for storing power output from the engine power generation modules, a plurality of driving modules for driving the driving motor for driving wheels of the vehicle by the power output from the engine power generation modules or the battery, and a control unit for selectively controlling operations of the engine power generation modules and the driving modules to match a required output of the vehicle.Type: ApplicationFiled: May 20, 2024Publication date: January 9, 2025Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Hyuk Im, Jin-Nam Kim, Kyeong-Hyeon Lee, Seung-Mok Choi, Hong-Kil Baek, Seung-Suk Yoon, Yeong-Seop Park
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Patent number: 12188774Abstract: A method of operating an apparatus for providing a multi-modal service using a personal mobility vehicle includes: receiving a departure point and a destination from a user terminal; searching for positions of available PM vehicles between the departure point and the destination; generating a route between the departure point and the destination based on the positions of the PM vehicles; and providing the route and the positions of the PM vehicles to the user terminal.Type: GrantFiled: August 17, 2021Date of Patent: January 7, 2025Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KOOKMIN UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATIONInventors: Jae Jun Ha, Gu Min Jeong, Hyun Jung Oh, Seung Hyeon Lee
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Patent number: 12191423Abstract: A display device includes: a substrate having a display area and a non-display area; and a pixel in each of a pixel area in the display area. Each of the pixels includes: an insulating layer on the substrate and having an opening; first and second electrodes on the insulating layer and spaced apart from each other; a plurality of light emitting elements in the opening; a first contact electrode electrically connecting one end of the light emitting elements and the first electrode to each other; a second contact electrode electrically connecting another end of the light emitting elements and the second electrode to each other; a first insulating pattern on the first contact electrode; and a second insulating pattern on the second contact electrode. The first insulating pattern and the second insulating pattern are on the same layer and spaced apart from each other.Type: GrantFiled: August 18, 2023Date of Patent: January 7, 2025Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Min Lee, Jin Taek Kim, Baek Hyeon Lim, Jin Yeong Kim, Kyung Tae Chae, Jung Hwan Yi, Hee Keun Lee
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Patent number: 12192172Abstract: A method for securing network communication between containers by a terminal, includes: a step of installing an HSI (Hyperion Secure Interface) for communication with a secure bridge included in an NIC (Network Interface Chip) in a secure container through a manager module; a step of changing a source address of a transmission packet to a specific token on the basis of a map of the HSI through the manager module; a step of delivering the transmission packet to the secure bridge through the HSI; a step of determining whether the specific token of the transmission packet is valid; and a step of changing the specific token to the source address and delivering the transmission packet to a target container when the specific token is valid.Type: GrantFiled: July 8, 2022Date of Patent: January 7, 2025Assignees: S2W INC., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Seung Won Shin, Myoung Sung You, Sang Duk Suh, Chang Hoon Yoon, Seung Hyeon Lee
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Publication number: 20250002859Abstract: The present invention relates to a method for producing cultured meat by utilizing a fetal bovine serum (FBS) substitute derived from butchery by-products and, more specifically, to: a method for preparing a medium additive (an FBS substitute) for culturing cultured meat prepared by the method; a medium composition for culturing cultured meat comprising the additive; and a method for preparing cultured meat by using same. By using the medium additive (the FBS substitute) for culturing cultured meat prepared by the unique method of the present invention, the traditional fetal bovine serum (FBS), which has a high unit cost and the ethical issue of having to be collected from live calves, is completely substituted or jointly used, and thus the amount of fetal bovine serum (FBS) use can be reduced and the product efficiency of the cultured meat can be enhanced.Type: ApplicationFiled: October 28, 2022Publication date: January 2, 2025Inventors: Sun Jin HUR, Da Young LEE, Seung Yun LEE, Jae Won JEONG, Jae Hyeon KIM, Hyun Woo KIM
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Publication number: 20240431133Abstract: The present invention relates to an organic light-emitting device in which a light-emitting layer included in the organic light-emitting device comprises: a compound represented by [chemical formula A]; and a compound represented by any one of [chemical formula D-1] to [chemical formula D-7], wherein [chemical formula A] and [chemical formula D-1] to [chemical formula D-7] are as set forth in the detailed description of the invention.Type: ApplicationFiled: November 15, 2022Publication date: December 26, 2024Inventors: Seok-Bae PARK, Se-Jin LEE, Si-In KIM, Hee-Dae KIM, Yeong-Tae CHOI, Yu-Rim LEE, Ji-Yung KIM, Seung-Soo LEE, Kyungtae KIM, Myeong-Jun KIM, Kyeong-Hyeon KIM
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Publication number: 20240400386Abstract: Provided are a reactor for producing hydrogen and carbon through methane pyrolysis by a thermal storage method, and a combination reactor including the same, wherein the reactor includes a reaction unit in which pure-oxygen combustion of carbon and pyrolysis of methane are carried out, a first accommodation unit that supplies oxygen and the carbon to the reaction unit or accommodates carbon and hydrogen obtained by the pyrolysis of the methane, a flame supply unit that generates a flame within the reaction unit, a thermal storage unit that is located within the reaction unit and stores combustion heat generated during the pure-oxygen combustion of the carbon, and a second accommodation unit that accommodates carbon dioxide produced by the pure-oxygen combustion of the carbon or supplies methane to the reaction unit, wherein the pure-oxygen combustion of the carbon and the pyrolysis of the methane are alternately carried out.Type: ApplicationFiled: September 29, 2021Publication date: December 5, 2024Inventors: Uen DO LEE, Chang Won YANG, Byung Ryeul BANG, Soo Hwa JEONG, Udaysinh Ingale GAYATRI, Hyun Min KWON, Cheon Hyeon CHO, Seung Jin OH
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Publication number: 20240395887Abstract: A semiconductor device includes: a substrate; an active pattern provided on the substrate and extending in a first horizontal direction; a plurality of nanosheets spaced apart from each other in a vertical direction and stacked on the active pattern; a gate electrode provided on the active pattern and extending in a second horizontal direction different from the first horizontal direction, the gate electrode surrounding each of the plurality of nanosheets; a source/drain region provided on the active pattern at two sides of the gate electrode; a first inner spacer provided between the gate electrode and the source/drain region and between adjacent nanosheets of the plurality of nanosheets, the first inner spacer being spaced apart from the plurality of nanosheets in the vertical direction; and a first barrier layer provided on a first side of the gate electrode and between the first inner spacer and one of the plurality of nanosheets.Type: ApplicationFiled: December 14, 2023Publication date: November 28, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Hyeon HONG, Su Bin Lee, Jeong Hyeon Lee, Hak Jong Lee, Hyun Jun Lim, Tae Ho Cha
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Publication number: 20240379465Abstract: A method includes: forming a MOSFET layer on a semiconductor wafer substrate, the MOSFET layer including: pixel driver circuits; and a display driver circuit; forming at least one line layer on the MOSFET layer; applying a first supply voltage to a first supply voltage line through a first supply voltage pad; connecting data fan-out lines connected to the pixel driver circuits with a first test line by controlling a test switching circuit in the MOSFET layer; measuring an electrical signal generated from each of the pixel driver circuits through a first test pad connected to the first test line; determining whether each of the pixel driver circuits is defective or not based on the measured electrical signal; and forming a light-emitting element layer including light-emitting elements on the at least one line layer when that the pixel driver circuits are determined to be not defective.Type: ApplicationFiled: December 7, 2023Publication date: November 14, 2024Inventors: Deok Jun CHOI, Hyo Jung KIM, KI YONG PARK, Yoo Young PARK, Hye Sun SUNG, Ji Hyeon SON, Seung Bo SHIM, Jeong Yong LEE
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Patent number: 12140068Abstract: A water management system for a hydrogen engine is capable of reducing a capacity of a water tank for storing cooling water injected into the hydrogen engine and is capable of not requiring separate replenishment of water for the water tank. The water management system includes: a water tank module, which stores water for cooling the hydrogen engine; a water pump provided at the water tank module and configured to supply the water stored in the water tank module to the hydrogen engine; and an exhaust line provided between the hydrogen engine and the water tank module and configured to supply an exhaust gas, which contains water vapor discharged from the hydrogen engine, to the water tank module.Type: GrantFiled: December 11, 2023Date of Patent: November 12, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAM INDUSTRIAL CO., LTD.Inventors: Seon Woo Boo, Ju Tae Song, Seong Cheol Cho, Sung Won Lee, Seung Hwan Kim, Yong Taek Hwang, Bu Hyeon Cho, Seung Hwan Lee
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Publication number: 20240371383Abstract: A method and apparatus for encoding/decoding audio signal are provided. The encoding method includes transforming an input audio signal in a time domain into an audio signal in a frequency domain, quantizing energy of a frequency band of the audio signal in the frequency domain, generating a normal signal by normalizing the audio signal in the frequency domain according to quantized energy, obtaining a feature vector including information on the energy of the frequency band based on the normal signal and the input audio signal, quantizing the feature vector, obtaining a scale factor used to scale the normal signal based on the quantized feature vector, quantizing an adjustment signal into which the normal signal has been scaled based on the scale factor, and outputting bitstreams based on the quantized energy, the quantized feature vector, and the quantized adjustment signal.Type: ApplicationFiled: May 2, 2024Publication date: November 7, 2024Applicants: Electronics and Telecommunications Research Institute, UIF (University Industry Foundation), Yonsei UniversityInventors: Inseon JANG, Seung Kwon BEACK, Jongmo SUNG, Tae Jin LEE, Woo-taek LIM, Byeongho CHO, Hong-Goo KANG, Byeong Hyeon KIM, Jihyun LEE, Hyungseob LIM
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Patent number: 12136611Abstract: A displaying apparatus includes a pixel unit. The pixel unit includes at least one pixel having a light emitting device and a light conversion layer for converting a first wavelength of light of the light emitting device into a second wavelength of light different from the first wavelength; and an insulation layer covers side surfaces of the light emitting device and the light conversion layer.Type: GrantFiled: March 19, 2023Date of Patent: November 5, 2024Assignee: Seoul Semiconductor Co., Ltd.Inventors: Motonobu Takeya, Seong Su Son, Jong Ik Lee, Jae Hee Lim, Jong Hyeon Chae, Seung Sik Hong
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Publication number: 20240365480Abstract: The present technology provides an external data storage device comprising: a memory module including a plurality of semiconductor chips suitable for storing data received from an external device; a case including a plurality of surfaces surrounding the memory module; and a case stand suitable for supporting the case in an approximately vertical direction on a ground.Type: ApplicationFiled: December 7, 2023Publication date: October 31, 2024Inventors: Nam Hyeon CHOI, Seung Yeob BAEK, Jun Heum BAE, Dong Hae LEE
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Publication number: 20240363917Abstract: A vehicle battery pack may include: a first battery portion including a first battery module; a second battery portion including a second battery module; a connector supplying power from at least one of the first battery portion and the second battery portion when no battery abnormality has occurred to a thermal management control unit; a bypass path unit providing a path to bypass any one of the first battery portion and the second battery portion when a battery abnormality has occurred; and a switching unit connecting the bypass path unit to the first or second battery portion when the battery abnormality has occurred, in a power supply circuit including the first battery portion and the second battery portion, connected to the connector, to supply power to the thermal management control unit.Type: ApplicationFiled: April 3, 2024Publication date: October 31, 2024Inventors: Se Hyeon KIM, Sol San SON, Seung Hun LEE, So Yeon CHOI, Jin Su HAN
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Publication number: 20240360331Abstract: A catalyst ink for plating and a method for electrochemically manufacturing an electronic device by using same are disclosed. The present invention provides a catalyst ink for plating, comprising: a polymer binder; a metal ion as a catalyst; a silane coupling agent for coupling the metal ion and the polymer; and a solvent, wherein the polymer has a lower critical solution temperature in the temperature-composition phase diagram for a solvent-polymer binary system, and the lower critical solution temperature is 30° C. or higher. According to the present invention, a high resolution plated pattern having a line width and a width between lines can be manufactured.Type: ApplicationFiled: July 11, 2024Publication date: October 31, 2024Inventors: Seung Kwon SEOL, Sang Hyeon LEE, Won Suk CHANG, Jae Yeon PYO
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Publication number: 20240363685Abstract: A semiconductor device includes: an active pattern including a lower pattern and sheet patterns spaced apart from the lower pattern in a first direction; gate structures being separate in a second direction on the lower pattern. The gate structure includes a gate electrode and a gate insulating layer; a source/drain recess between the gate structures adjacent to each other; and a source/drain pattern filling the source/drain recess. The source/drain pattern includes: a first epitaxial region extended along a sidewall and a bottom surface of the source/drain recess, a second epitaxial region on the first epitaxial insertion epitaxial regions that are in contact with the first epitaxial region. The respective insertion epitaxial regions are spaced apart from each other and include silicon germanium. The first epitaxial region is disposed between the second epitaxial region and the insertion epitaxial region.Type: ApplicationFiled: November 13, 2023Publication date: October 31, 2024Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun Jun LIM, Tae Ho CHA, Su Bin LEE, Jeong Hyeon LEE, Hak Jong LEE, Seung Hyeon HONG
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Patent number: 12130851Abstract: The invention relates to a method and a system for improving performance of text summarization and has an object of improving performance of a technique for generating a summary from a given paragraph. According to the invention to achieve the object, a method for improving performance of text summarization includes: an a step of generating an embedding vector by vectorizing a natural language-based context; a b step of generating a graph using the embedding vector and calculating a first likelihood of each of at least one node included in the graph; a c step of generating a second likelihood by assigning a weight to the first likelihood according to a result of comparing at least one node included in the graph with the context; and a d step of calculating a third likelihood for all candidate paths present in the graph based on the second likelihood, selecting a path having a highest third likelihood, and generating a summary based on the path.Type: GrantFiled: June 14, 2023Date of Patent: October 29, 2024Assignee: 42Maru Inc.Inventors: Dong Hwan Kim, Han Su Kim, Woo Tae Jeong, Seung Hyeon Lee, Chang Hyeon Lim
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Publication number: 20240349637Abstract: Embodiments relate to a method for presetting a compensation angle for steering clearance, an apparatus for performing same, and an autonomous agricultural machine in which the apparatus is installed, the method comprising: driving an agricultural machine while a steering wheel is in a reference state; supplying a control signal to a steering control motor so that the steering wheel rotates in one direction in the reference state; receiving, by a calculation unit, a measurement result of the control signal from a current sensor; and determining a compensation angle for the steering clearance on the basis of a current measurement result of the control signal.Type: ApplicationFiled: July 3, 2024Publication date: October 24, 2024Applicant: GINT CO., LTD.Inventors: Yong Hyeon KIM, Seung Rak SON, Tae Kyoung LEE
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Patent number: 12124512Abstract: The present invention relates to a method for processing a knowledge graph in a data processing apparatus, comprising the steps of: (a) creating a knowledge graph including a taxonomy graph for a classification system of information objects and an entity graph for a relationship between specific information object instances; (b) updating the knowledge graph by reflecting the information objects extracted from a database in the knowledge graph; and (c) inferring the relevance of a random information object by using the updated knowledge graph.Type: GrantFiled: January 30, 2020Date of Patent: October 22, 2024Assignee: S2W INC.Inventors: Sang Duk Suh, Changhoon Yoon, Seung Hyeon Lee
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Publication number: 20240331615Abstract: A display device includes a first layer disposed on a base layer and including a first gate electrode, a first gate insulating layer, and an active layer, and a second layer disposed on the first layer and including a second gate electrode, a second gate insulating layer, and the active layer. The first layer and the second layer share the active layer. The first gate insulating layer has a first dielectric constant, and the second gate insulating layer has a second dielectric constant. The first dielectric constant and the second dielectric constant are different from each other.Type: ApplicationFiled: October 24, 2023Publication date: October 3, 2024Applicant: Samsung Display Co., LTD.Inventors: Hyo Jung KIM, Seung Bo SHIM, Min Ji BAEK, Hye Sun SUNG, Ji Hyeon SON, Jeong Yong LEE