Patents by Inventor Chi-Ho Lee
Chi-Ho 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: 20240154205Abstract: Discussed is a battery case having a natural heat dissipation function, and more particularly to a battery case including a case body having a hollow structure, and at least one opening and a ventilation unit mounted in the at least one opening, wherein the ventilation unit includes a frame configured to define an outer part thereof, at least one first heat dissipation portion disposed in the frame so as to be inclined at a predetermined angle, the at least one first heat dissipation portion having a plate shape, and a second heat dissipation portion located along at least one of an upper edge and a lower edge of the at least one first heat dissipation portion, the second heat dissipation portion being provided with a plurality of second through-holes.Type: ApplicationFiled: November 15, 2022Publication date: May 9, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Chi Gohn YOO, Jin Hyun LEE, Dae Ho JUNG
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Patent number: 11980045Abstract: Provided are an organic electronic element comprising an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device comprising the organic electronic element, wherein the organic material layer comprises each compound represented by Formula 1, Formula 2, or Formula 3, thereby the driving voltage of the organic electronic element can be lowered and the luminous efficiency and lifespan can be improved.Type: GrantFiled: March 15, 2023Date of Patent: May 7, 2024Assignee: DUK SAN NEOLUX CO., LTD.Inventors: Hyo Min Jin, Bu Yong Yun, Jae Ho Kim, Hyung Dong Lee, Chi Hyun Park
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Patent number: 11975296Abstract: A pore-filled ion exchange polyelectrolyte composite membrane from which the surface ion exchange polyelectrolyte has been removed and a method of manufacturing the same are provided. The ion exchange polyelectrolyte composite membrane exhibits low film resistance and low in-plane-direction swelling degree, and has a smaller film-thickness than a commercial film, and thus, can be used for various purposes. In addition, since the pore-filled ion exchange polyelectrolyte composite membrane is continuously manufactured through a roll-to-roll process, the manufacturing process is simple, and manufacturing costs can be greatly reduced.Type: GrantFiled: April 29, 2019Date of Patent: May 7, 2024Assignee: Toray Advanced Materials Korea Inc.Inventors: Young Woo Choi, Mi Soon Lee, Tae Young Kim, Young Gi Yoon, Beom Jun Kim, Min Ho Seo, Chi Young Jung, Jong Min Lee, Nam-jo Jeong, Seung Cheol Yang, Ji Yeon Choi
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Publication number: 20240138174Abstract: Provided are an organic electronic element comprising an anode, a cathode, and an organic material layer between the anode and the cathode, and an electronic device comprising the organic electronic element, wherein the organic material layer comprises each compound represented by Formula 1, Formula 2, or Formula 3, thereby the driving voltage of the organic electronic element can be lowered and the luminous efficiency and lifespan can be improved.Type: ApplicationFiled: March 15, 2023Publication date: April 25, 2024Applicant: DUK SAN NEOLUX CO., LTD.Inventors: Hyo Min JIN, Bu Yong YUN, Jae Ho KIM, Hyung Dong LEE, Chi Hyun PARK
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Publication number: 20240116184Abstract: An automated gas supply system includes a gas cylinder transfer unit configured to transfer a cradle in which one or more gas cylinders storing a gas therein are stored; a gas cylinder inspection unit configured to check properties of the gas stored in the gas cylinder transferred from the gas cylinder transfer unit and check whether the gas leaks from the gas cylinder; a storage queue configured to receive the gas cylinder from the gas cylinder inspection unit by a mobile robot and configured to classify and store the transferred gas cylinders according to the properties of the gas stored in the gas cylinder; and a gas cabinet configured to receive the gas cylinder from the storage queue by the mobile robot and fasten a gas pipe, which is connected to a semiconductor manufacturing process line, to a gas spray nozzle, which is disposed at one side of the received gas cylinder, to supply the gas stored in the gas cylinder to the semiconductor manufacturing process line, wherein the gas cabinet includes a residType: ApplicationFiled: December 20, 2023Publication date: April 11, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Min Sung HA, Kwang-Jun KIM, Jong Kyu KIM, Hyun-Joong KIM, Jin Ho SO, Chi-Gun AN, Ki Moon LEE, Hui Gwan LEE, Beom Soo HWANG
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Patent number: 11942632Abstract: A positive electrode active material particle includes a core that contains lithium cobalt oxide represented by the following Chemical Formula LiaCo(1-x)MxO2-yAy and a shell that is coated on the surface of the core and contains composite metal oxide of a metal with an oxidation number of +2 and a metal with an oxidation number of +3. In particular, M is at least one selected from the group consisting of Ti, Mg, Zn, Si, Al, Zr, V, Mn, Nb and Ni. A is oxygen-substitutional halogen and 1.00?a?1.05, 0?x?0.05, and 0?y?0.001.Type: GrantFiled: October 4, 2017Date of Patent: March 26, 2024Assignee: LG Energy Solution, Ltd.Inventors: Hyuck Hur, Chi Ho Jo, Bo Ram Lee, Sung bin Park, Young uk Park, Wang Mo Jung
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Publication number: 20240069561Abstract: A robotic garden tool includes at least one sensor configured to generate signals associated with an object within an operating area. A first electronic processor of the robotic garden tool receives, from the at least one sensor, an obstacle signal associated with an obstacle located within the operating area. The first electronic processor determines a first location of the robotic garden tool at a time corresponding to when the first electronic processor received the obstacle signal. The first electronic processor determines a second location of the obstacle based on the obstacle signal and the first location of the garden tool. The first electronic processor generates mapping information of the operating area that includes a virtual boundary based on the second location of the obstacle. The first electronic processor controls the robotic garden tool in the operating area to remain outside of the virtual boundary based on the mapping information.Type: ApplicationFiled: August 15, 2023Publication date: February 29, 2024Inventors: Hei Man Lee, Hok Sum Sam Lai, Man Ho Choi, Ho Lam Ng, Shing Hin Li, Chi Chau Lee, Tat Hei Lai
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Patent number: 10998619Abstract: A ring type antenna module and a jig for manufacture for manufacturing the same, which can communicate regardless of the orientation when mounted on a ring type wearable device and can easily process the size are provided. The ring type antenna module includes a base substrate having flexibility on which a radiation pattern is formed, a terminal part formed on one end of the base substrate and connected to one end of the radiation pattern, and the other terminal part formed on the other end of the base substrate and connected to the other end of the radiation pattern; and the size of the ring type antenna module is adjusted by varying the coupled location between the terminal part and the other terminal part.Type: GrantFiled: June 9, 2017Date of Patent: May 4, 2021Assignee: AMOTECH CO., LTD.Inventors: Beon-Jin Kim, Chi-Ho Lee, Dong-Hyun Im
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Patent number: 10781906Abstract: A motor-driven power steering system includes a worm shaft unit having a worm gear, a worm wheel unit rotatably engaging with the worm gear, a housing unit having a worm receiving part formed therein to receive the worm shaft unit, and a shaft support unit having a support part located between the housing unit and the worm shaft unit to support the worm shaft unit, and a shaft pressing part located between the support part and the worm shaft unit to press the worm shaft unit towards the worm wheel unit.Type: GrantFiled: October 27, 2017Date of Patent: September 22, 2020Assignee: Hyundai Mobis Co., Ltd.Inventors: Chi Ho Lee, Byeong Hoon Lee
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Patent number: 10333202Abstract: Provided are an NFC antenna module and a portable terminal having the same, the NFC antenna module having a printed circuit board inserted in a radiation sheet thereof or a radiation field formed on the lower surface and at a side part of the portable terminal, thereby improving the antenna characteristics while solving the problem of mounting space shortage in a small-sized portable terminal. The provided NFC antenna module includes: a printed circuit board; a first radiation sheet, which has a first radiation pattern formed along the outer periphery of a central part and is connected to the printed circuit board; and an electromagnetic wave shielding sheet stacked on the printed circuit board and the first radiation sheet.Type: GrantFiled: June 12, 2015Date of Patent: June 25, 2019Assignee: Amotech Co., Ltd.Inventors: Jin-Won Noh, Se-Min Oh, Chi-Ho Lee, Hyung-Il Baek, Beom-Jin Kim
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Publication number: 20190181544Abstract: A ring type antenna module and a jig for manufacture for manufacturing the same, which can communicate regardless of the orientation when mounted on a ring type wearable device and can easily process the size are provided. The ring type antenna module includes a base substrate having flexibility on which a radiation pattern is formed, a terminal part formed on one end of the base substrate and connected to one end of the radiation pattern, and the other terminal part formed on the other end of the base substrate and connected to the other end of the radiation pattern; and the size of the ring type antenna module is adjusted by varying the coupled location between the terminal part and the other terminal part.Type: ApplicationFiled: June 9, 2017Publication date: June 13, 2019Inventors: Beon-Jin KIM, Chi-Ho LEE, Dong-Hyun IM
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Publication number: 20180119788Abstract: A motor-driven power steering system includes a worm shaft unit having a worm gear, a worm wheel unit rotatably engaging with the worm gear, a housing unit having a worm receiving part formed therein to receive the worm shaft unit, and a shaft support unit having a support part located between the housing unit and the worm shaft unit to support the worm shaft unit, and a shaft pressing part located between the support part and the worm shaft unit to press the worm shaft unit towards the worm wheel unit.Type: ApplicationFiled: October 27, 2017Publication date: May 3, 2018Inventors: Chi Ho Lee, Byeong Hoon Lee
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Patent number: 9917350Abstract: The present invention provides a multi loop antenna module that maximizes antenna performance even in a portable terminal equipped with a metallic rear cover, using an antenna pattern formed in a multi loop shape, and a portable terminal having the multi loop antenna module. The multi loop antenna module may include: an antenna sheet having a radiation pattern with two or more loops on a side; and a magnetic sheet mounted on a rear side of the antenna sheet.Type: GrantFiled: September 11, 2015Date of Patent: March 13, 2018Assignee: Amotech Co., Ltd.Inventors: Jin-Won Noh, Hyung-Il Baek, Beom-Jin Kim, Chi-Ho Lee
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Patent number: 9905925Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to overlap a part of an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: a first antenna sheet having a first radiation pattern formed along the outer periphery of a first central portion; a second antenna sheet having a second radiation pattern formed along the outer periphery of a second central portion in such a manner as to partially overlap with the first radiation pattern; and an electromagnetic wave shielding sheet laminated on the first antenna sheet and the second antenna sheet.Type: GrantFiled: May 13, 2014Date of Patent: February 27, 2018Assignee: AMOTECH CO., LTD.Inventors: Chi-Ho Lee, Hyung-Il Baek, Beom-Jin Kim, Jin-Won Noh, Jong-Ho Park
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Patent number: 9819085Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to partially overlap with an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: an electromagnetic wave shielding sheet; an antenna sheet laminated on the electromagnetic wave shielding sheet and having a radiation pattern formed along the outer periphery of a central portion thereof; and a radiation sheet laminated on the antenna sheet so as to form an overlapping area with the radiation pattern and having a recess formed therein, through which the central portion is exposed.Type: GrantFiled: May 13, 2014Date of Patent: November 14, 2017Assignee: Amotech Co., Ltd.Inventors: Chi-Ho Lee, Hyung-Il Baek, Beom-Jin Kim, Jin-Won Noh, Jong-Ho Park
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Publication number: 20170179574Abstract: The present invention provides a multi loop antenna module that maximizes antenna performance even in a portable terminal equipped with a metallic rear cover, using an antenna pattern formed in a multi loop shape, and a portable terminal having the multi loop antenna module. The multi loop antenna module may include: an antenna sheet having a radiation pattern with two or more loops on a side; and a magnetic sheet mounted on a rear side of the antenna sheet.Type: ApplicationFiled: September 11, 2015Publication date: June 22, 2017Inventors: Jin-Won NOH, Hyung-IL BAEK, Beom-Jin KIM, Chi-Ho LEE
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Publication number: 20170133751Abstract: Provided are an NFC antenna module and a portable terminal having the same, the NFC antenna module having a printed circuit board inserted in a radiation sheet thereof or a radiation field formed on the lower surface and at a side part of the portable terminal, thereby improving the antenna characteristics while solving the problem of mounting space shortage in a small-sized portable terminal. The provided NFC antenna module includes: a printed circuit board; a first radiation sheet, which has a first radiation pattern formed along the outer periphery of a central part and is connected to the printed circuit board; and an electromagnetic wave shielding sheet stacked on the printed circuit board and the first radiation sheet.Type: ApplicationFiled: June 12, 2015Publication date: May 11, 2017Applicant: AMOTECH CO., LTD.Inventors: Jin-Won NOH, Se-Min OH, Chi-Ho LEE, Hyung-IL BAEK, Beom-Jin KIM
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Publication number: 20160197402Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to overlap a part of an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: a first antenna sheet having a first radiation pattern formed along the outer periphery of a first central portion; a second antenna sheet having a second radiation pattern formed along the outer periphery of a second central portion in such a manner as to partially overlap with the first radiation pattern; and an electromagnetic wave shielding sheet laminated on the first antenna sheet and the second antenna sheet.Type: ApplicationFiled: May 13, 2014Publication date: July 7, 2016Inventors: Chi-Ho LEE, Hyung-IL BAEK, Beom-Jin KIM, Jin-Won NOH, Jong-Ho PARK
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Publication number: 20160134019Abstract: Disclosed are a NFC antenna module which maximizes antenna performance by mounting a radiation sheet in such a manner as to partially overlap with an antenna sheet and a portable terminal comprising the same. The disclosed NFC antenna module comprises: an electromagnetic wave shielding sheet; an antenna sheet laminated on the electromagnetic wave shielding sheet and having a radiation pattern formed along the outer periphery of a central portion thereof; and a radiation sheet laminated on the antenna sheet so as to form an overlapping area with the radiation pattern and having a recess formed therein, through which the central portion is exposed.Type: ApplicationFiled: May 13, 2014Publication date: May 12, 2016Inventors: Chi-Ho LEE, Hyung-IL BAEK, Beom-Jin KIM, Jin-Won NOH, Jong-Ho PARK
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Patent number: RE49923Abstract: A multilayer ceramic capacitor includes: a ceramic body including dielectric layers and first and second internal electrodes disposed to face each other with respective dielectric layers interposed therebetween; and first and second external electrodes disposed on an external surface of the ceramic body, wherein the dielectric layer contains a barium titanate-based powder particle having a core-shell structure including a core and a shell around the core, the shell having a structure in which titanium is partially substituted with an element having the same oxidation number as that of the titanium in the barium titanate-based powder particle and having an ionic radius different from that of the titanium in the barium titanate-based powder particle, and the shell covers at least 30% of a surface of the core.Type: GrantFiled: June 22, 2021Date of Patent: April 16, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Woo Kim, Jong Ho Lee, Min Gi Sin, Hak Kwan Kim, Chin Mo Kim, Chi Hwa Lee, Hong Seok Kim, Woo Sup Kim, Chang Hwa Park