Patents by Inventor Young-Deok Kim
Young-Deok 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: 20210167432Abstract: The present invention relates to a method for analyzing a degree of impregnation of an electrolyte of an electrode in a battery cell, the method comprising: a battery cell manufacturing step (S1) of preparing a battery cell by injecting an electrolyte into a battery cell including an electrode to be evaluated; a step of charging/discharging the battery cell several times and obtaining a capacity-voltage profile for each cycle (S2); a step of obtaining a differential capacity (dV/dQ) curve obtained by differentiating the capacitance-voltage profile for each cycle with respect to the capacity (S3); and a step of, in the differential capacity curve, determining a cycle at which behavior becomes the same as a time point when impregnation is sufficiently performed (S4).Type: ApplicationFiled: August 6, 2019Publication date: June 3, 2021Applicant: LG CHEM, LTD.Inventors: Song Yi HAN, Young Deok KIM, Dae Soo KIM
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Patent number: 10845264Abstract: A pressure sensor comprises a sensor housing and a sensor header. The sensor housing includes a fastener adapted to be fastened to a pressure measurement target and a housing pathway extending through the fastener and adapted to guide a fluid flowing from the pressure measurement target. The sensor header includes a port pressed in and fixed to the housing pathway, a header pathway extending through the port and adapted to guide the fluid flowing from the housing pathway, and a diaphragm positioned at an end portion of the header pathway.Type: GrantFiled: June 27, 2018Date of Patent: November 24, 2020Assignee: Tyco Electronics AMP Korea Co., Ltd.Inventor: Young Deok Kim
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Publication number: 20200366115Abstract: A battery management apparatus, including: a sensing unit configured to generate battery information indicating a battery voltage and current; and a control unit configured to: determine a differential voltage curve based on a history of the battery information from the sensing unit during a sensing period while the battery is being charged with a first current rate current, the differential voltage curve indicating a relationship between a remaining capacity of the battery and a ratio of a voltage change amount of the battery to a remaining capacity change amount of the battery during the sensing period; detect feature points from the differential voltage curve; determine whether stabilization for an electrode material of the battery is required, based on a feature value of each of the feature points; and output a control signal to induce the battery to be discharged with a smaller second current rate current, when stabilization is required.Type: ApplicationFiled: August 29, 2019Publication date: November 19, 2020Applicant: LG CHEM, LTD.Inventors: Dae-Soo KIM, Yoon-Jung BAE, Young-Deok KIM, Song-Yi HAN
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Publication number: 20200335763Abstract: The present invention relates to a secondary battery comprising an electrode assembly. The electrode assembly comprises: a first unit electrode in which a plurality of first electrodes entirely made of a first electrode mixture having a solid shape are connected to each other; a second unit electrode in which a plurality of second electrodes entirely made of a second electrode mixture having a solid shape are connected to each other; a separator interposed between the first unit electrode and the second unit electrode; and an electrode tab comprising a plurality of first electrode tab provided on the first unit electrode and a plurality of second electrode tab provided on the second unit electrode.Type: ApplicationFiled: June 27, 2019Publication date: October 22, 2020Applicant: LG CHEM, LTD.Inventors: Dae Soo KIM, Young Deok KIM, Song Yi HAN
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Patent number: 10777801Abstract: The present disclosure relates to a composite separator for an electrochemical element and the electrochemical element including the same. More specifically, the present disclosure relates to a separator with excellent durability and improved formation of a bonding layer of a thin film and improved bonding force with an electrode, and a method for manufacturing the same. Further, the present disclosure pertains to an electrochemical element comprising the aforementioned separator.Type: GrantFiled: August 25, 2016Date of Patent: September 15, 2020Assignee: LG CHEM, LTD.Inventors: Jin-Young Shin, Young-Deok Kim, Su-Jin Yoon
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Publication number: 20200266476Abstract: The present invention relates to an electrode assembly. The electrode comprises: a plurality of unit electrodes formed by connecting a plurality of electrodes made of an electrode mixture having a solid shape to each other; a separator interposed between the plurality of unit electrodes; and an electrode tab attached to the unit electrode, wherein the electrode tab comprises first and second electrode tabs, which are respectively attached to the unit electrodes and have different specific resistance.Type: ApplicationFiled: June 27, 2019Publication date: August 20, 2020Applicant: LG CHEM, LTD.Inventors: Dae Soo KIM, Young Deok KIM, Song Yi HAN
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Publication number: 20190383685Abstract: A pressure sensing apparatus comprising a pressure sensor configured to sense a pressure and a controller. The controller is configured to supply a reverse bias voltage to the pressure sensor or to not supply a bias voltage to the pressure sensor in a time duration in which pressure sensing of the pressure sensor is not performed.Type: ApplicationFiled: June 14, 2019Publication date: December 19, 2019Applicant: Tyco Electronics AMP Korea Co., Ltd.Inventor: Young-Deok Kim
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Publication number: 20190376865Abstract: A pressure sensor includes a sensor element, an inner frame configured to receive at least a portion of the sensor element, and a housing configured to receive the inner frame therein. The inner frame is formed of a metal material and includes a printed circuit board assembly to be electrically connected to the sensor element. The housing is formed of a resin material.Type: ApplicationFiled: August 21, 2019Publication date: December 12, 2019Applicant: Tyco Electronics AMP Korea Co., Ltd.Inventors: Young Deok Kim, Won Jong Choi
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Patent number: 10439179Abstract: A rechargeable battery module may include: a plurality of unit cells arranged in a first direction and electrically coupled via a bus bar, including a pair of outermost unit cells at opposite ends of the first direction; an end plate supporting the outermost unit cells; side plates at opposite ends of a second direction to support side surfaces of the unit cells; a support member supporting the unit cells at a lower end of a third direction; and welding bushes extended in the third direction at opposite ends of the end plate in the second direction and opposite ends of the side plates in the first direction. Each welding bush may include a cylinder member to which the end plate and one of the side plates are welded, and a cap member combined with at least one of opposite ends of the cylinder member.Type: GrantFiled: October 25, 2016Date of Patent: October 8, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Young-Deok Kim, Ji-Soon Lim, Shi-Dong Park
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Publication number: 20190288267Abstract: An electrode assembly, in which a plurality of unit electrodes and a plurality of separators are alternately laminated, is provided. Each of the unit electrodes is provided by connecting a plurality of electrodes, each electrode being entirely made of a solid electrode mixture, to each other, and the solid electrode mixture including a mixture of an electrode active material with at least one or more of a conductive material and a binder.Type: ApplicationFiled: February 28, 2018Publication date: September 19, 2019Applicant: LG CHEM, LTD.Inventors: Dae Soo KIM, Young Deok KIM, Dong Kyu KIM
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Patent number: 10381614Abstract: A battery module includes a plurality of battery cells arranged in a same direction and a same orientation; and a housing portion disposed on the outer surfaces of the plurality of battery cells. In the battery module, the housing portion includes a reinforcing plate positioned between at least two of the battery cells. The reinforcing plate is part of the housing portion, and strengthens the housing portion, thereby enabling a lighter weight battery module and improving the safety of the battery module.Type: GrantFiled: March 5, 2014Date of Patent: August 13, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Shi-Dong Park, Jun-Woo Cho, Young-Deok Kim
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Patent number: 10353656Abstract: A user terminal device, a method for controlling the user terminal device, and a system for providing content are disclosed. The user terminal device may include a communicator configured to communicate with a display device, a detector configured to detect a distance between the user terminal device and the display device, a plurality of inputters configured to receive input of a user command, and a controller. The controller is configured to activate at least one of the plurality of inputters in response to a detection that the user terminal is within a predetermined distance with respect to the display device. The user terminal device may control an operation of the display device according to the distance between the user terminal device and the display device.Type: GrantFiled: August 18, 2017Date of Patent: July 16, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byuk-sun Kim, Sang-hoon Eum, Young-deok Kim, Hyun-kyu Yun, Myoung-jun Lee, Byung-jo Jun, Jae-won Jung
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Patent number: 10312487Abstract: A rechargeable battery module includes unit cells that are arranged in a first direction, a bus bar that electrically connects the unit cells, a pair of end plates that are spaced apart from each other along the first direction at opposite ends of the unit cells to support the unit cells, and at least one side plate between the pair of end plates and connected to the pair of end plates, the at least one side plate extending along the unit cells and spaced apart from the unit cells a predetermined distance, wherein the side plate includes a stepped portion facing the unit cells.Type: GrantFiled: October 18, 2016Date of Patent: June 4, 2019Assignee: SAMSUNG SDI CO., LTD.Inventors: Young-Deok Kim, Ji-Soon Lim, Shi-Dong Park
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Patent number: 10222284Abstract: A pressure sensor is disclosed. The pressure sensor has a sensor module having a strain gauge measuring a pressure of a gas flowing into a passage of the sensor module, a substrate electrically connected to the strain gauge, a frame covering a portion of the sensor module and supporting the substrate, a terminal electrically connected to the substrate and contacting a contact point of an external device, a terminal holder supporting the terminal, and a housing having an end connected to the sensor module and covering a portion of the terminal holder.Type: GrantFiled: February 15, 2017Date of Patent: March 5, 2019Assignee: Tyco Electronics AMP Korea Co. Ltd.Inventors: Young Deok Kim, Eul Chul Byeon, Kyung Hwan Oh, Won Jong Choi
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Patent number: 10205144Abstract: A case for a battery pack includes a case member configured to accommodate a plurality of battery cells therein and a heat exchange member on any one surface of the case member, the heat exchange member being integrally formed with the case member.Type: GrantFiled: February 4, 2015Date of Patent: February 12, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Jeong-Joo Lee, Tae-Yong Kim, Young-Deok Kim
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Patent number: 10177353Abstract: A rechargeable battery module is disclosed. In one aspect, the battery module includes a plurality of unit cells including first and second outermost unit cells disposed at first and second opposing ends of the unit cells arranged in a first direction, wherein the unit cells have top and bottom surfaces opposing each other. The battery module also includes a bus bar holder covering the top surface of the unit cells, a bus bar disposed at the bus bar holder to electrically connect the unit cells and a pair of end plates respectively supporting the first and second outermost unit cells. The battery module further includes a pair of side plates disposed at third and fourth opposing ends of the unit cells arranged in a second direction crossing the first direction, wherein the side plates are connected to the end plates and the bus bar holder.Type: GrantFiled: November 1, 2016Date of Patent: January 8, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Young-Deok Kim, Ji-Soon Lim, Shi-Dong Park
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Publication number: 20180306664Abstract: A pressure sensor comprises a sensor housing and a sensor header. The sensor housing includes a fastener adapted to be fastened to a pressure measurement target and a housing pathway extending through the fastener and adapted to guide a fluid flowing from the pressure measurement target. The sensor header includes a port pressed in and fixed to the housing pathway, a header pathway extending through the port and adapted to guide the fluid flowing from the housing pathway, and a diaphragm positioned at an end portion of the header pathway.Type: ApplicationFiled: June 27, 2018Publication date: October 25, 2018Applicant: Tyco Electronics AMP Korea Co. LtdInventor: Young Deok Kim
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Patent number: 10003105Abstract: A battery module includes a plurality of battery cells, a busbar holder on the battery cells, the busbar holder having a plurality of busbars coupling neighboring battery cells of the plurality of battery cells to each other, and a circuit board on the busbar holder and defining a plurality of fastening openings along its perimeter. The circuit board is coupled to the busbar holder with a plurality of fastening members coupled to first fastening openings defined on the busbar holder. The circuit board has a component for controlling and monitoring recharging and discharging of the battery cells coupled to the circuit board.Type: GrantFiled: March 27, 2015Date of Patent: June 19, 2018Assignee: Samsung SDI Co., Ltd.Inventors: Jun-Woo Cho, Tae-Yong Kim, Jong-Han Rhee, Shi-Dong Park, Young-Deok Kim
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Patent number: 9985257Abstract: A rechargeable battery module including: a plurality of unit cells arranged along a first direction and electrically coupled to each other via a bus bar; an end support configured to respectively support an outermost one of the unit cells along the first direction, the end support including an electrically insulative material; an end plate coupled to an edge of the end support, at least one of the end support and the end plate including an absorbing portion configured to absorb swelling of the unit cells in the first direction; and a plurality of side plates at opposite ends of the unit cells in a second direction crossing the first KWK.Type: GrantFiled: October 18, 2016Date of Patent: May 29, 2018Assignee: Samsung SDI Co., Ltd.Inventors: Young-Deok Kim, Ji-Soon Lim, Shi-Dong Park
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Publication number: 20180123106Abstract: The present disclosure relates to a composite separator for an electrochemical element and the electrochemical element including the same. More specifically, the present disclosure relates to a separator with excellent durability and improved formation of a bonding layer of a thin film and improved bonding force with an electrode, and a method for manufacturing the same. Further, the present disclosure pertains to an electrochemical element comprising the aforementioned separator.Type: ApplicationFiled: August 25, 2016Publication date: May 3, 2018Applicant: LG CHEM, LTD.Inventors: Jin-Young SHIN, Young-Deok KIM, Su-Jin YOON