Patents by Inventor Ho-Min CHOI
Ho-Min CHOI 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: 20240140224Abstract: A charging cable for an electric vehicle includes a cable main body having a flat cross-section in a width direction thereof and partitioned into a plurality of internal regions. The charging cable includes terminal portions through which positive and negative power cables, a communication/sensor cable, a coolant flow channel, and a ground pass into the plurality of internal regions, respectively. The terminal portions are arranged in a row in the width direction of the cable main body.Type: ApplicationFiled: March 3, 2023Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Woo Hyung Lee, Sang Jin Lee, Young Tae Choi, Kwang Min Oh, Ho Choi
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Publication number: 20240131943Abstract: An apparatus for holding a cable for an electric vehicle charger includes a cable holding unit configured to restrict a charging cable extended and connected to a charging coupler, and to ascend or descend to predetermined positions, a housing unit mounted in a manner that is rotatable along a leftward-rightward direction, the cable holding unit being accommodated inside the housing unit, a driving unit configured to provide drive power for enabling the cable holding unit to ascend and descend and drive power for rotating the housing unit, and a control unit configured to control the driving unit in such a manner that the cabling holding unit and the housing unit are selectively driven when the charging coupler is removed from an electric vehicle charger or rests thereon.Type: ApplicationFiled: February 6, 2023Publication date: April 25, 2024Inventors: Woo Hyung Lee, Su Hwan Cho, Young Tae Choi, Kwang Min Oh, Ho Choi
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Publication number: 20240127587Abstract: Disclosed herein is a method for integrated anomaly detection. The method includes detecting a thing object and a human object in input video using a first neural network, and tracking the human object, and detecting an anomalous situation based on an object detection result and a human object tracking result.Type: ApplicationFiled: October 2, 2023Publication date: April 18, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Do-Hyung KIM, Ho-Beom JEON, Hyung-Min KIM, Jae-Hong KIM, Jeong-Dan CHOI
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Publication number: 20240116372Abstract: An electrified vehicle includes a motor including a plurality of windings, a first inverter connected to a first end of each of the plurality of windings and configured to drive the motor, a second inverter connected to a second end of each of the plurality of windings and configured to drive the motor in a second driving mode of a first driving mode and the second driving mode, a first controller configured to determine one of first and second output limit lines as an output limit line of the first driving mode, depending on whether a preset condition is satisfied, and a second controller configured to bidirectionally switch the first driving mode and the second driving mode within an operating point range according to the output limit line of the first driving mode in accordance with a value of a torque command for the motor and counter magnetic flux of the motor.Type: ApplicationFiled: March 2, 2023Publication date: April 11, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Seung Hyeon BIN, Byung Oh TAK, Seong Min KIM, Ho Rim CHOI
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Publication number: 20240116366Abstract: In a control method of a motor drive system, when a first motor corresponding to a first drive wheel is being driven in a second drive mode among a first drive mode in which the first motor is driven by a first inverter of the motor drive system and connected to a first end of each of coils of the first motor and the second drive mode in which the first motor is driven by the first inverter and a second inverter connected to a second end of each of the coils and configured to selectively operate, whether or not the second inverter malfunctions is determined. When the second inverter malfunctions, a drive mode is changed so that the first motor is driven in the first drive mode. An output limit of the first motor in the first drive mode is relaxed.Type: ApplicationFiled: May 8, 2023Publication date: April 11, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Seung Hyeon BIN, Byung Oh Tak, Seong Min Kim, Ho Rim Choi
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Publication number: 20240103362Abstract: Disclosed herein is a method of printing a nanostructure including: preparing a template substrate on which a pattern is formed; forming a replica pattern having an inverse phase of the pattern by coating a polymer thin film on an upper portion of the template substrate, adhering a thermal release tape to an upper portion of the polymer thin film, and separating the polymer thin film from the template substrate; forming a nanostructure by depositing a functional material on the replica pattern; and printing the nanostructure deposited on the replica pattern to a substrate by positioning the nanostructure on the substrate, applying heat and pressure to the nanostructure, and weakening an adhesive force between the thermal release tape and the replica pattern by the heat.Type: ApplicationFiled: September 19, 2023Publication date: March 28, 2024Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jong Min KIM, Seung Yong LEE, So Hye CHO, Ho Seong JANG, Jae Won CHOI, Chang Kyu HWANG
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Publication number: 20240106362Abstract: A motor driving apparatus includes a motor having a plurality of windings, a first inverter which is connected to a first end of each of the plurality of windings and drives the motor, a second inverter which is connected to a second end of each of the plurality of windings and selectively drives the motor according to a motor drive mode, and a controller which generates a current command for the motor according to a torque command and a voltage utilization rate control value, determines whether to perform linearization control for the current command based on a present counter magnetic flux of the motor and a switching reference counter magnetic flux for the motor drive mode, and adjusts the voltage utilization rate control value such that a value of the current command is linearized in a section in which the linearization control is performed.Type: ApplicationFiled: April 14, 2023Publication date: March 28, 2024Applicants: Hyundai Motor Company, Kia CorporationInventors: Ho Rim CHOI, Seong Min KIM, Seon Mi LEE, Tae Il YOO, Seung Hyeon BIN
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Patent number: 11938827Abstract: The present disclosure relates to a system for controlling a motor of a vehicle for increasing control accuracy of the motor for driving the vehicle, and an object of the present disclosure is to provide a system for controlling a motor of a vehicle, which may accurately perform a motor control even when a battery voltage (i.e., motor voltage) applied to the motor upon the driving control of the motor is changed.Type: GrantFiled: July 13, 2022Date of Patent: March 26, 2024Assignees: Hyundai Motor Company, Kia CorporationInventors: Ho Sun Jang, Han Hee Park, Seong Min Kim, Ho Rim Choi, Seon Mi Lee, Tae Il Yoo, Seung Hyeon Bin
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Patent number: 11918531Abstract: Provided is a thermotherapy device, which includes a first housing (10), a second housing (20) disposed under the first housing (10), a transfer plate (30), at both sides of which transfer rollers (31) are provided, and a pair of guide rails (40) that is provided to the second housing (20) and on which the respective transfer rollers (31) of the transfer plate (30) are placed. The pair of guide rails (40) are integrally molded when the second housing (20) is injection-molded. Thus, since the guide rails on which the transfer rollers of the transfer plate travel are integrally molded when the second housing is injection-molded, inefficiency caused by mounting separate rails as in the related art is removed, and thereby assemblability, productivity, and economic efficiency of the thermotherapy device can be improved.Type: GrantFiled: February 26, 2020Date of Patent: March 5, 2024Assignee: Ceragem Co., Ltd.Inventors: Dong Myoung Lee, Sang Min Lee, Ho Sang Yu, Ji Hoon Park, Sang Ui Choi
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Patent number: 11924729Abstract: Disclosed is a lighting control system for directing a show. The system includes at least: a master device; and a plurality of slave devices that receive lighting control signals from the master device. The light control signals correspond to seats of a plurality of audiences in an auditorium. The plurality of slave devices receive position information indicating specific positions at which the plurality of slave devices emit a light, light-emitting status information including preset information to classify the plurality of slave devices into a plurality of groups, and group identification number information. The plurality of slave devices are grouped in accordance with received information. The master device controls the grouped plurality of slave devices to emit a light per group basis by broadcasting the lighting control signals including group light-emitting pattern information for each of the plurality of groups of the plurality of slave devices.Type: GrantFiled: March 1, 2023Date of Patent: March 5, 2024Assignee: Hanam Artec Co., Ltd.Inventors: Gil Won Lee, Ho Lim Song, Jung Min Choi, Kyung Il Choi
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Publication number: 20230266150Abstract: An embodiment provides a sensing device comprising: a magnet; a first collector disposed to correspond to a path along which the magnet moves; and a first sensor disposed at one side of the first collector, wherein the first collector comprises a first leg part and a second leg part, the first leg part and the second leg part each comprise a facing surface disposed to face the magnet, and the sensing device comprises an area in which a gap between the first leg part and the second leg part increases along a direction from one side toward the other side thereof or an area in which the facing surface of each of the first leg part and the second leg part has a width decreasing along a direction from one side toward the other side thereof. Accordingly, the sensing device can reduce an effect of an external magnetic field to improve sensing accuracy.Type: ApplicationFiled: July 12, 2021Publication date: August 24, 2023Inventors: Ho Min CHOI, Sung Wook BYUN
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Publication number: 20230097999Abstract: According to an embodiment of the present invention, a substrate processing apparatus including: a chamber in which a process is performed on a substrate; a susceptor installed in the chamber to support the substrate; and a showerhead installed above the susceptor, and the showerhead includes: a plurality of inner injection holes defined in an inner area corresponding to a portion above the substrate and injecting a reaction gas downward; and a plurality of outer injection holes defined in an outer area corresponding to a portion outside the inner area and injecting an inert gas along an inner wall of the chamber.Type: ApplicationFiled: September 27, 2022Publication date: March 30, 2023Applicant: EUGENE TECHNOLOGY CO., LTD.Inventors: Doo-Yeol RYU, Sang Don LEE, Wan Suk OH, Ho Min CHOI, Sung Gyun SON, Hyo Jin AHN
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Publication number: 20230030174Abstract: An embodiment may provide a sensing device comprising: a stator; and a rotor including a magnet, wherein the stator comprises a first stator tooth, a second stator tooth, and a collector disposed between the first stator tooth and the second stator tooth, and the collector comprises a first collector and a second collector having a different length from the first collector.Type: ApplicationFiled: December 23, 2020Publication date: February 2, 2023Inventors: Ho Min CHOI, Sung Min KIM, Yu Na KIM, Jong Yeop YANG
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Publication number: 20220049349Abstract: According to an embodiment of the present invention, a method for forming a thin film includes loading an object to be processed into a chamber, and while controlling the temperature of the object to be processed to be 400° C. or less, supplying an Si source gas and an oxidizing gas into the chamber to form a silicon oxide film on the surface of the object to be processed, wherein the oxidizing gas is heated to a temperature exceeding 400° C. before being supplied into the chamber.Type: ApplicationFiled: September 9, 2019Publication date: February 17, 2022Applicant: EUGENE TECHNOLOGY CO., LTD.Inventors: Jin Woong KIM, Seung Woo SHIN, Cha Young YOO, Woo Duck JUNG, Doo Yeol RYU, Sung Kil CHO, Ho Min CHOI, Wan Suk OH, Koon Woo LEE, Ki Ho KIM
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Patent number: 10796915Abstract: Provided is a method for forming an epitaxial layer at a low temperature. The method for forming the epitaxial layer includes transferring a substrate into an epitaxial chamber and performing an epitaxial process on the substrate to form an epitaxial layer on the substrate. The epitaxial process includes heating the substrate at a temperature of about 700° C. or less and injecting a silicon gas into the epitaxial chamber in a state in which the inside of the epitaxial chamber is adjusted to a pressure of about 300 Torr or less to form a first epitaxial layer, stopping the injection of the silicon gas and injecting a purge gas into the epitaxial chamber to perform first purge inside the epitaxial chamber, heating the substrate at a temperature of about 700° C.Type: GrantFiled: August 14, 2017Date of Patent: October 6, 2020Assignee: EUGENE TECHNOLOGY CO., LTD.Inventors: Doo Yeol Ryu, Seung Woo Shin, Cha Young Yoo, Woo Duck Jung, Ho Min Choi, Wan Suk Oh, Hui Sik Kim, Eun Ho Kim, Seong Jin Park
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Publication number: 20190304785Abstract: Provided is a method for forming an epitaxial layer at a low temperature. The method for forming the epitaxial layer includes transferring a substrate into an epitaxial chamber and performing an epitaxial process on the substrate to form an epitaxial layer on the substrate. The epitaxial process includes heating the substrate at a temperature of about 700° C. or less and injecting a silicon gas into the epitaxial chamber in a state in which the inside of the epitaxial chamber is adjusted to a pressure of about 300 Torr or less to form a first epitaxial layer, stopping the injection of the silicon gas and injecting a purge gas into the epitaxial chamber to perform first purge inside the epitaxial chamber, heating the substrate at a temperature of about 700° C.Type: ApplicationFiled: August 14, 2017Publication date: October 3, 2019Applicant: EUGENE TECHNOLOGY CO., LTD.Inventors: Doo Yeol RYU, Seung Woo SHIN, Cha Young YOO, Woo Duck JUNG, Ho Min CHOI, Wan Suk OH, Hui Sik KIM, Eun Ho KIM, Seong Jin PARK
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Patent number: 10246773Abstract: A method for forming an amorphous thin film comprises: forming a seed layer on a surface of a base by supplying aminosilane-based gas on the base; forming the first boron-doped amorphous thin film by supplying the first source gas including boron-based gas on the seed layer; and forming the second boron-doped amorphous thin film by supplying the second source gas including boron-based gas on the first amorphous thin film.Type: GrantFiled: May 9, 2016Date of Patent: April 2, 2019Assignee: EUGENE TECHNOLOGY CO., LTD.Inventors: Seung-Woo Shin, Cha-Young Yoo, Woo-Duck Jung, Ho-Min Choi, Wan-Suk Oh, Koon-Woo Lee, Hyuk-Lyong Gwon, Ki-Ho Kim
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Patent number: 10081388Abstract: Disclosed is a torque sensor connected with a first shaft and a second shaft, the torque sensor including a first case, a second case coupled with the first case, a third case coupled with the second case, a torque sensor module disposed between the first case and the second case and connected with the first shaft and the second shaft, and an angle sensor module disposed between the second case and the third case. The second case includes first fixing units formed on an outer circumferential surface thereof, and the first fixing units are rotationally symmetrical with respect to a longitudinal axis.Type: GrantFiled: December 12, 2014Date of Patent: September 25, 2018Assignee: LG INNOTEK CO., LTD.Inventor: Ho Min Choi
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Publication number: 20180112307Abstract: According to an embodiment of the present invention, provided is a method for forming an amorphous thin film, the method comprising: forming a seed layer on a surface of a base by supplying aminosilane-based gas on the base; forming the first boron-doped amorphous thin film by supplying the first source gas including boron-based gas on the seed layer; and forming the second boron-doped amorphous thin film by supplying the second source gas including boron-based gas on the first amorphous thin film.Type: ApplicationFiled: May 9, 2016Publication date: April 26, 2018Applicant: EUGENE TECHNOLOGY CO., LTD.Inventors: Seung-Woo SHIN, Cha-young YOO, Woo-Duck JUNG, Ho-Min CHOI, Wan-Suk OH, Koon-Woo LEE, Hyuk-Lyong GWON, Ki-Ho KIM
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Publication number: 20170256410Abstract: Provided is a method and apparatus for depositing an amorphous silicon film. The method includes supplying a source gas and an atmospheric gas onto a substrate in a state where the substrate is loaded in a chamber to deposit the amorphous silicon film on the substrate. The atmospheric gas includes at least one of hydrogen and helium. The source gas includes at least one of silane (SiH2), disilane (Si2H6), and dichlorosilane (SiCl2H2).Type: ApplicationFiled: May 18, 2017Publication date: September 7, 2017Applicant: EUGENE TECHNOLOGY CO., LTD.Inventors: Seung-Woo SHIN, Hai-Won KIM, Woo-Duck JUNG, Sung-Kil CHO, Wan-Suk OH, Ho-Min CHOI, Koon-Woo LEE