Patents by Inventor KiJae Kim
KiJae Kim 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: 20220063441Abstract: A method, apparatus and computer program for supplying power through grouping of charging modules for electric vehicle are provided. A method for supplying power through grouping of charging modules for electric vehicle according to various embodiments of the present disclosure, the method being performed by a computing apparatus, the method includes outputting a first signal in response to receiving power from a power source; collecting a plurality of second signals output in response to each of external plurality of charging modules receiving power; and selecting at least one charging module from among the plurality of charging modules using a parameter of the first signal and the plurality of second signals, and grouping into one group with the selected at least one charging module.Type: ApplicationFiled: August 26, 2021Publication date: March 3, 2022Applicant: EVAR Inc.Inventors: Junwoo NAM, Hun LEE, Donghyuk SHIN, Kijae KIM
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Patent number: 10726258Abstract: An electronic device is provided. The electronic device includes a housing including a front plate and a rear plate; a touch screen display operably coupled to the front plate; at least one through-hole operably disposed on the front plate; and an imaging sensor assembly facing the front plate at an acute angle with respect to the front plate. The imaging sensor assembly includes a barrel at least partially disposed in the through-hole; a plurality of lenses disposed inside the barrel; a sensor housing surrounding at least part of an outer surface of the barrel; an image sensor assembly comprising an image sensor disposed inside the sensor housing; and a processor electrically coupled to the image sensor and configured to detect an iris image.Type: GrantFiled: June 20, 2018Date of Patent: July 28, 2020Assignee: Samsung Electronics Co., LtdInventors: Jinwoo Park, Min-Soo Kim, Jae-Il Seo, Soonwoong Yang, Kyujin Kwak, Kijae Kim, Jin-Wan An
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Publication number: 20190012544Abstract: An electronic device is provided. The electronic device includes a housing including a front plate and a rear plate; a touch screen display operably coupled to the front plate; at least one through-hole operably disposed on the front plate; and an imaging sensor assembly facing the front plate at an acute angle with respect to the front plate. The imaging sensor assembly includes a barrel at least partially disposed in the through-hole; a plurality of lenses disposed inside the barrel; a sensor housing surrounding at least part of an outer surface of the barrel; an image sensor assembly comprising an image sensor disposed inside the sensor housing; and a processor electrically coupled to the image sensor and configured to detect an iris image.Type: ApplicationFiled: June 20, 2018Publication date: January 10, 2019Inventors: Jinwoo PARK, Min-Soo Kim, Jae-Il Seo, Soonwoong Yang, Kyujin Kwak, Kijae Kim, Jin-Wan An
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Patent number: 10171896Abstract: Disclosed is an electronic device including a side speaker hole. The disclosed electronic device may include: a housing including a first face facing a first direction, a second face facing a second direction opposite the first direction, a side face facing a third direction perpendicular to each of the first and second directions and surrounding at least a portion of a space between the first and second faces; a first plate disposed on the first face and exposed in the first direction; and a second plate disposed on the second face and exposed in the second direction. The first plate may include a plurality of first edge regions, and at least one of the first edge regions includes, in at least a portion thereof, at least one first curved region that extends in the third direction, and at least one speaker hole may be disposed on a side face between the first curved region and the second plate.Type: GrantFiled: November 7, 2017Date of Patent: January 1, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Il Seo, Kijae Kim, Yong-Seok Lee, Min-Su Jung
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Patent number: 10165165Abstract: An electronic device is provided which includes a housing, a first camera module disposed on a first portion of the housing to face in a first direction, and having a first lens cover protruding in a convex shape from an outer surface of the housing, and a second camera module disposed on a second portion of the housing, which is positioned to be opposite to the first portion of the housing, to face in a second direction that is opposite to the first direction, and having a second lens cover protruding in a convex shape from an outer surface of the housing.Type: GrantFiled: October 21, 2016Date of Patent: December 25, 2018Assignee: Samsung Electronics Co., LtdInventors: Jae-Il Seo, Kijae Kim, Ji-Hoon Kim
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Patent number: 10135086Abstract: A redox flow battery including: a cathode cell including a cathode, a catholyte, and a bipolar plate; an anode cell including an anode, an anolyte, and a bipolar plate; and an ion exchange membrane interposed between the cathode cell and the anode cell, wherein at least one of the cathode and the anode comprises a carbon-coated metal foam, wherein the ion exchange membrane includes a porous substrate and a polymer disposed in pores of the porous substrate, wherein the polymer is a polymerization product of a composition for preparing an ion exchange membrane, and wherein the composition for preparing an ion exchange membrane includes a first aromatic vinyl monomer including a halogenated alkyl group or a quaternary ammonium group, and wherein the bipolar plate includes Ni, Cu, Fe, Cr, Al, W, Ti, or a mixture thereof, or an alloy thereof.Type: GrantFiled: November 20, 2014Date of Patent: November 20, 2018Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Dooyeon Lee, Kijae Kim, Dukjin Oh, Jiyoung Jeong
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Publication number: 20180132020Abstract: Disclosed is an electronic device including a side speaker hole. The disclosed electronic device may include: a housing including a first face facing a first direction, a second face facing a second direction opposite the first direction, a side face facing a third direction perpendicular to each of the first and second directions and surrounding at least a portion of a space between the first and second faces; a first plate disposed on the first face and exposed in the first direction; and a second plate disposed on the second face and exposed in the second direction. The first plate may include a plurality of first edge regions, and at least one of the first edge regions includes, in at least a portion thereof, at least one first curved region that extends in the third direction, and at least one speaker hole may be disposed on a side face between the first curved region and the second plate.Type: ApplicationFiled: November 7, 2017Publication date: May 10, 2018Inventors: Jae-Il SEO, Kijae KIM, Yong-Seok LEE, Min-Su JUNG
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Publication number: 20170195533Abstract: An electronic device is provided which includes a housing, a first camera module disposed on a first portion of the housing to face in a first direction, and having a first lens cover protruding in a convex shape from an outer surface of the housing, and a second camera module disposed on a second portion of the housing, which is positioned to be opposite to the first portion of the housing, to face in a second direction that is opposite to the first direction, and having a second lens cover protruding in a convex shape from an outer surface of the housing.Type: ApplicationFiled: October 21, 2016Publication date: July 6, 2017Inventors: Jae-Il SEO, Kijae KIM, Ji-Hoon KIM
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Patent number: 9525178Abstract: The present invention relates to a redox flow secondary battery. The redox flow secondary battery of the present invention comprises a unit cell including a pair of electrodes made of a porous metal, wherein the surface of the porous metal is coated with carbon. According to the present invention, a redox flow secondary battery using porous metal electrodes uniformly coated with carbon is provided, thus improving conductivity of the electrodes, and the electrodes have surfaces uniformly coated with a carbon layer having a wide specific surface area, thus improving reactivity. As a result, capacity of the redox flow secondary battery and energy efficiency can be improved and resistance of a cell can be effectively reduced. Further, the electrodes are uniformly coated with a carbon layer, thus also improving corrosion resistance.Type: GrantFiled: January 31, 2013Date of Patent: December 20, 2016Assignee: KOREA ELECTRONICS TECHNOLOGY INSTITUTEInventors: Youngjun Kim, Kijae Kim, Minsik Park, Jeahun Kim
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Patent number: 9209491Abstract: Disclosed herein is an electrode assembly constructed in a structure in which a plurality of electrochemical cells, formed of full cells having a cathode/separator/anode structure, as basic units, are overlapped, and a continuous separator sheet is disposed between the overlapped electrochemical cells, wherein a unit electrode surrounded by the separator sheet is located at a middle of the overlapped electrochemical cells, which is a winding start point, and the full cells disposed above and below the unit electrode are symmetrical to each other about the unit electrode in the direction of electrodes of the full cells. The electrode assembly is manufactured with high productivity while the electrode assembly exhibits performance and safety equal to those of a conventional stack/folding type electrode assembly.Type: GrantFiled: December 12, 2008Date of Patent: December 8, 2015Assignee: LG CHEM, LTD.Inventors: KiJae Kim, Min Su Kim
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Publication number: 20150147620Abstract: A redox flow battery including: a cathode cell including a cathode, a catholyte, and a bipolar plate; an anode cell including an anode, an anolyte, and a bipolar plate; and an ion exchange membrane interposed between the cathode cell and the anode cell, wherein at least one of the cathode and the anode comprises a carbon-coated metal foam, wherein the ion exchange membrane includes a porous substrate and a polymer disposed in pores of the porous substrate, wherein the polymer is a polymerization product of a composition for preparing an ion exchange membrane, and wherein the composition for preparing an ion exchange membrane includes a first aromatic vinyl monomer including a halogenated alkyl group or a quaternary ammonium group, and wherein the bipolar plate includes Ni, Cu, Fe, Cr, Al, W, Ti, or a mixture thereof, or an alloy thereof.Type: ApplicationFiled: November 20, 2014Publication date: May 28, 2015Inventors: Dooyeon Lee, Kijae Kim, Dukjin Oh, Jiyoung Jeong
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Publication number: 20150030954Abstract: The present invention relates to a redox flow secondary battery. The redox flow secondary battery of the present invention comprises a unit cell including a pair of electrodes made of a porous metal, wherein the surface of the porous metal is coated with carbon. According to the present invention, a redox flow secondary battery using porous metal electrodes uniformly coated with carbon is provided, thus improving conductivity of the electrodes, and the electrodes have surfaces uniformly coated with a carbon layer having a wide specific surface area, thus improving reactivity. As a result, capacity of the redox flow secondary battery and energy efficiency can be improved and resistance of a cell can be effectively reduced. Further, the electrodes are uniformly coated with a carbon layer, thus also improving corrosion resistance.Type: ApplicationFiled: January 31, 2013Publication date: January 29, 2015Inventors: Youngjun Kim, Kijae Kim, Minsik Park, Jeahun Kim
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Patent number: 8460828Abstract: Disclosed herein is an electrode assembly for secondary batteries, wherein the electrode assembly is constructed in a structure in which a cathode, having an active material layer coated on one major surface of a current collector, and an anode, having an active material layer coated on one major surface of another current collector, are bent in a zigzag fashion in vertical section, and the cathode and the anode are fitted to each other, such that the electrode active material layers face each other, while a separator is disposed between the cathode and the anode. The electrode assembly according to the present invention has the effect of simplifying a process for manufacturing a battery, thereby reducing the manufacturing costs and the manufacturing time, and therefore, improving the productivity.Type: GrantFiled: May 4, 2007Date of Patent: June 11, 2013Assignee: LG Chem, Ltd.Inventors: KiJae Kim, Min Su Kim, Hey Woong Park
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Patent number: 8440356Abstract: Disclosed is the present invention directed to a process for manufacturing an electrode assembly, including: prior to assembling to electrode, bending a cathode, having an active material layer coated on one major surface of a current collector, and an anode, having an active material layer coated on one major surface of another current collector, in a zigzag fashion in vertical sections; and after the bending of the cathode and the anode, fitting the cathode and the anode to each other, such that the electrode active material layers face each other, while a separator is disposed between the cathode and the anode.Type: GrantFiled: December 27, 2011Date of Patent: May 14, 2013Assignee: LG Chem, Ltd.Inventors: KiJae Kim, Min Su Kim, Hey Woong Park
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Patent number: 8277966Abstract: Disclosed herein is a double winding type electrode assembly constructed in a structure in which a cathode and an anode are opposite to each other while a separator is disposed between the cathode and the anode, wherein the electrode assembly is manufactured by preparing a plurality of cell units, each cell unit having a cathode sheet and an anode sheet, of a predetermined size, wound, while a separator is disposed between the cathode sheet and the anode sheet, each cell unit being elliptical in section, and sequentially winding the cell units while arranging the cell units on a long separator sheet.Type: GrantFiled: May 4, 2007Date of Patent: October 2, 2012Assignee: LG Chem, Ltd.Inventors: Jongmoon Yoon, KiJae Kim, Heekook Yang, Inchul Shin, Eun Ji Yoo
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Publication number: 20120094168Abstract: Disclosed is the present invention directed to a process for manufacturing an electrode assembly, including: prior to assembling to electrode, bending a cathode, having an active material layer coated on one major surface of a current collector, and an anode, having an active material layer coated on one major surface of another current collector, in a zigzag fashion in vertical sections; and after the bending of the cathode and the anode, fitting the cathode and the anode to each other, such that the electrode active material layers face each other, while a separator is disposed between the cathode and the anode.Type: ApplicationFiled: December 27, 2011Publication date: April 19, 2012Inventors: KiJae Kim, Min Su Kim, Hey Woong Park
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Publication number: 20110052964Abstract: Disclosed herein is an electrode assembly constructed in a structure in which a plurality of electrochemical cells, formed of full cells having a cathode/separator/anode structure, as basic units, are overlapped, and a continuous separator sheet is disposed between the overlapped electrochemical cells, wherein a unit electrode surrounded by the separator sheet is located at a middle of the overlapped electrochemical cells, which is a winding start point, and the full cells disposed above and below the unit electrode are symmetrical to each other about the unit electrode in the direction of electrodes of the full cells. The electrode assembly is manufactured with high productivity while the electrode assembly exhibits performance and safety equal to those of a conventional stack/folding type electrode assembly.Type: ApplicationFiled: December 12, 2008Publication date: March 3, 2011Applicant: LG CHEM, LTD.Inventors: KiJae Kim, Min Su Kim
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Patent number: 7794870Abstract: Disclosed herein are a battery having an electrode assembly, which can be charged and discharged, mounted in a plate-shaped battery case, and cathode and anode terminals protruding from opposite ends of the battery case, wherein the electrode terminals are deviated from each other about the vertical central axis on the plane of the battery cell while the electrode terminals are arranged in a symmetrical fashion, the battery case includes an upper case and a lower case, only one of which is provided with a location part for receiving the electrode assembly, and the electrode terminals are deviated toward the upper or lower case which has no location part on the vertical section of the battery cell, and a battery module including the same.Type: GrantFiled: September 1, 2006Date of Patent: September 14, 2010Assignee: LG Chem, Ltd.Inventors: KiJae Kim, Jiheon Lee
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Publication number: 20100015529Abstract: Disclosed herein is an electrode assembly for secondary batteries, wherein the electrode assembly is constructed in a structure in which a cathode, having an active material layer coated on one major surface of a current collector, and an anode, having an active material layer coated on one major surface of another current collector, are bent in a zigzag fashion in vertical section, and the cathode and the anode are fitted to each other, such that the electrode active material layers face each other, while a separator is disposed between the cathode and the anode. The electrode assembly according to the present invention has the effect of simplifying a process for manufacturing a battery, thereby reducing the manufacturing costs and the manufacturing time, and therefore, improving the productivity.Type: ApplicationFiled: May 4, 2007Publication date: January 21, 2010Applicant: LG Chem, Ltd.Inventors: KiJae Kim, Min Su Kim, Hey Woong Park
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Publication number: 20090305121Abstract: Disclosed herein is a double winding type electrode assembly constructed in a structure in which a cathode and an anode are opposite to each other while a separator is disposed between the cathode and the anode, wherein the electrode assembly is manufactured by preparing a plurality of cell units, each cell unit having a cathode sheet and an anode sheet, of a predetermined size, wound, while a separator is disposed between the cathode sheet and the anode sheet, each cell unit being elliptical in section, and sequentially winding the cell units while arranging the cell units on a long separator sheet.Type: ApplicationFiled: May 4, 2007Publication date: December 10, 2009Applicant: LG Chem, Ltd.Inventors: Jongmoon Yoon, Kijae Kim, Heekook Yang, Inchul Shin, Eun Ji Yoo