Patents by Inventor Jeong-Soon Shin
Jeong-Soon Shin 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: 20230133032Abstract: A secondary battery includes an electrode assembly including a plurality of first electrode plates coated with a first active material, a plurality of second electrode plates coated with a second active material, and a separator between each of the first and second electrode plates. The first electrode plates include a plurality of first base material tabs respectively protruding therefrom, and the second electrode plates include a plurality of second base material tabs respectively protruding therefrom. The first base material tabs are gathered at one end of the electrode assembly in a thickness direction of the electrode assembly and coupled to each other, and the second base material tabs are gathered at the one end of the electrode assembly and coupled to each other.Type: ApplicationFiled: October 28, 2022Publication date: May 4, 2023Inventors: Jeong Soon SHIN, Kyu Gil CHOI
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Patent number: 10367205Abstract: A secondary battery includes a base material, an intermediate layer including a carbon material on the base material, and an active material layer on the intermediate layer. A secondary battery including an intermediate layer may improve adhesion between the base material and the active material layer, thereby reducing the risk of separation of the active material from the base material and improving the reliability and lifetime of the secondary battery.Type: GrantFiled: May 14, 2012Date of Patent: July 30, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Jun-Sik Kim, So-Ra Lee, Sung-Soo Kim, Soo-An Song, Jeong-Soon Shin
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Patent number: 9477931Abstract: A system for predicting the thickness of a battery is disclosed. In one aspect, the battery thickness predicting system includes a learning data input unit for receiving data on a previously manufactured battery. The thickness predicting system further includes an object data input unit for receiving data on a battery whose thickness is to be predicted. The system further comprises a mechanical learning unit connected to the learning data input unit to obtain a predicting function based on learning factors input to the learning data input unit and to provide weight values to the learning factors, respectively. The system further includes a thickness predicting unit connected to the object data input unit and the mechanical learning unit and using the weight values provided by the mechanical learning unit in order to predict the thickness of the battery whose thickness is to be predicted.Type: GrantFiled: December 5, 2013Date of Patent: October 25, 2016Assignee: Samsung SDI Co., Ltd.Inventors: No-Kap Park, Ho-Yul Baek, Seung Bum Suh, Jeong-Soon Shin, Cheol-Ho Park, Hee-Kwan Chai, Young-Hwa Ko, Kyeong-Beom Cheong, Eun-Jung Lee
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Publication number: 20140351177Abstract: A system for predicting the thickness of a battery is disclosed. In one aspect, the battery thickness predicting system includes a learning data input unit for receiving data on a previously manufactured battery. The thickness predicting system further includes an object data input unit for receiving data on a battery whose thickness is to be predicted. The system further comprises a mechanical learning unit connected to the learning data input unit to obtain a predicting function based on learning factors input to the learning data input unit and to provide weight values to the learning factors, respectively. The system further includes a thickness predicting unit connected to the object data input unit and the mechanical learning unit and using the weight values provided by the mechanical learning unit in order to predict the thickness of the battery whose thickness is to be predicted.Type: ApplicationFiled: December 5, 2013Publication date: November 27, 2014Applicant: Samsung SDI Co., Ltd.Inventors: No-Kap Park, Ho-Yul Baek, Seung Bum Suh, Jeong-Soon Shin, Cheol-Ho Park, Hee-Kwan Chai, Young-Hwa Ko, Kyeong-Beom Cheong, Eun-Jung Lee
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Patent number: 8623537Abstract: A rechargeable battery that can improve heat dissipating characteristics is provided. The rechargeable battery includes: an electrode group including a positive electrode; an electrode group that has at least one terminal; a case that defines a recess that receives the electrode group wherein the case includes an opening that provides access to the recess; a film cover that extends over the opening so as to secure the electrode group within the recess of the case; and a heat dissipating member positioned on the case so as extend outward from the case to dissipate heat from the recess containing the electrode group. Multiple batteries can be assembled into modules where the batteries are stacked so that the film covers are protected from external impact.Type: GrantFiled: December 22, 2009Date of Patent: January 7, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Jun-Sik Kim, Sung-Soo Kim, Nam-soon Choi, Jeong-Soon Shin, Tae-Keun Kim, Sae-Weon Roh
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Publication number: 20130011732Abstract: A secondary battery includes a base material, an intermediate layer including a carbon material on the base material, and an active material layer on the intermediate layer. A secondary battery including an intermediate layer may improve adhesion between the base material and the active material layer, thereby reducing the risk of separation of the active material from the base material and improving the reliability and lifetime of the secondary battery.Type: ApplicationFiled: May 14, 2012Publication date: January 10, 2013Inventors: Jun-Sik Kim, So-Ra Lee, Sung-Soo Kim, Soo-An Song, Jeong-Soon Shin
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Patent number: 8334072Abstract: A negative active material for a rechargeable lithium battery that includes a core including a compound represented by the following Chemical Formula 1, and a carbon layer disposed on the core and including low crystalline carbon. LixTiyOz ??[Chemical Formula 1] where 0.1?x?4, 1?y?5, and 2?z?12.Type: GrantFiled: August 10, 2010Date of Patent: December 18, 2012Assignee: Samsung SDI Co., Ltd.Inventors: Jun-Sik Kim, Tae-Keun Kim, Kyeu-Yoon Sheem, Eui-Hwan Song, Jeong-Soon Shin, Sung-Soo Kim
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Publication number: 20120231341Abstract: Embodiments of the present invention are directed to a positive active material, an electrode including the positive active material, and a lithium battery including the electrode. Due to the inclusion of a phosphate compound having an olivine structure and a lithium nickel composite oxide in the positive active material, the positive active material has high electric conductivity and high electrode density. A lithium battery manufactured using the positive active material has high capacity and good high-rate characteristics.Type: ApplicationFiled: September 24, 2011Publication date: September 13, 2012Inventors: Jun-Sik Kim, Chong-Hoon Lee, Sung-Soo Kim, Seo-Jae Lee, Jeong-Soon Shin
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Publication number: 20110189544Abstract: A negative active material for a rechargeable lithium battery that includes a core including a compound represented by the following Chemical Formula 1, and a carbon layer disposed on the core and including low crystalline carbon. LixTiyOz ??[Chemical Formula 1] where 0.1?x?4, 1?y?5, and 2?z?12.Type: ApplicationFiled: August 10, 2010Publication date: August 4, 2011Applicant: SAMSUNG SDI CO., LTD.Inventors: Jun-Sik KIM, Tae-Keun KIM, Kyeu-Yoon SHEEM, Eui-Hwan SONG, Jeong-Soon SHIN, Sung-Soo KIM
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Publication number: 20110135987Abstract: A lithium secondary battery including: a positive electrode including a positive electrode active material layer; a negative electrode including a negative electrode active material layer; an electrolyte; and an inorganic insulating separator coating layer coated on at least one of the active material layers. The sizes and shapes of the positive electrode active material layer and the negative electrode active material layer are substantially the same, in order to facilitate an arrangement of the positive and negative electrodes.Type: ApplicationFiled: October 20, 2010Publication date: June 9, 2011Applicant: SAMSUNG SDI CO., LTD.Inventor: Jeong-Soon SHIN
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Patent number: 7935440Abstract: A secondary battery includes an electrode assembly where a negative plate and a positive plate are arranged by interposing a separator therebetween, and a can mounting the electrode assembly therein. A cap assembly is fitted to the can to tightly seal the can, and is electrically connected to the positive plate. A pin is inserted into the electrode assembly, and it contacts the negative plate and the can to electrically interconnect the negative plate and the can.Type: GrantFiled: June 17, 2004Date of Patent: May 3, 2011Assignee: Samsung SDI Co., Ltd.Inventor: Jeong-Soon Shin
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Publication number: 20110045333Abstract: A rechargeable battery that can improve heat dissipating characteristics is provided. The rechargeable battery comprises: an electrode group including a positive electrode; an electrode group that has at least one terminal; a case that defines a recess that receives the electrode group wherein the case includes an opening that provides access to the recess; a film cover that extends over the opening so as to secure the electrode group within the recess of the case; and a heat dissipating member positioned on the case so as extend outward from the case to dissipate heat from the recess containing the electrode group.Type: ApplicationFiled: December 22, 2009Publication date: February 24, 2011Applicant: Samsung SDI Co., Ltd.Inventors: Jun-Sik Kim, Sung-Soo Kim, Nam-Soon Choi, Jeong-Soon Shin, Tae-Keun Kim, Sae-Weon Roh
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Patent number: 7390589Abstract: A safety apparatus for a secondary battery, which can interrupt current flow in a reliable manner, and a secondary battery having the same, are provided. The safety apparatus includes a case made of an insulating resin material, sealed to have a space inside and mounted inside the secondary battery, at least a portion of the case being shrinkable by an increase in external pressure, and an electrical connection member installed to penetrate the case such that its one end is electrically connected to an electrode plate of an electrode assembly of the battery and the other end is electrically connected to a terminal portion of the electrode plate, the electrical connection member being cut by the shrinking portion of the case.Type: GrantFiled: November 12, 2003Date of Patent: June 24, 2008Assignee: Samsung SDI Co., Ltd.Inventors: Jeong-Soon Shin, Hyun-Joong Kim
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Patent number: 7060387Abstract: A secondary cell capable of ensuring thermal and mechanical stabilities required for a high-capacity cell with a simple structure is provided. The secondary cell includes: a can; and an electrode jelly-roll wound with two different electrodes and a separator interposed between the electrodes therein and accommodated in the can, the outer surface of the electrode jelly-roll being wound around one more turn with the separator. Only the separator is wound at the core of the electrode jelly-roll to form a rod-like stability member which is cured by absorbing heat generated from the cell. The separator wound at the core of the electrode jelly-roll is continuous from a portion of the separator which is stacked with the two different electrodes.Type: GrantFiled: September 27, 2002Date of Patent: June 13, 2006Assignee: Samsung SDI Co., Ltd.Inventors: You-Mee Kim, Jeong-Soon Shin
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Publication number: 20040258987Abstract: A secondary battery includes an electrode assembly where a negative plate and a positive plate are arranged by interposing a separator therebetween, and a can mounting the electrode assembly therein. A cap assembly is fitted to the can to tightly seal the can, and is electrically connected to the positive plate. A pin is inserted into the electrode assembly, and it contacts the negative plate and the can to electrically interconnect the negative plate and the can.Type: ApplicationFiled: June 17, 2004Publication date: December 23, 2004Inventor: Jeong-Soon Shin
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Publication number: 20040096732Abstract: A safety apparatus for a secondary battery, which can interrupt current flow in a reliable manner, and a secondary battery having the same, are provided. The safety apparatus includes a case made of an insulating resin material, sealed to have a space inside and mounted inside the secondary battery, at least a portion of the case being shrinkable by an increase in external pressure, and an electrical connection member installed to penetrate the case such that its one end is electrically connected to an electrode plate of an electrode assembly of the battery and the other end is electrically connected to a terminal portion of the electrode plate, the electrical connection member being cut by the shrinking portion of the case.Type: ApplicationFiled: November 12, 2003Publication date: May 20, 2004Inventors: Jeong-Soon Shin, Hyun-Joong Kim
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Patent number: 6653021Abstract: A positive active material for a rechargeable lithium battery is provided. The positive active material includes at least one compound selected from the group consisting of lithiated compounds, a metal oxide layer formed on a surface of the compound and metal oxide masses adhered on the metal oxide layer. The positive active material is produced by coating a compound with a metal alkoxide solution, an organic solution of a metal salt or an aqueous solution of a metal salt and heat-treating the coated compound. The compound is selected from the group consisting of lithiated compounds. Thereafter, the heat-treated compound is slow-cooled to 100 to 500° C. and the cooled compound is quenched to room temperature.Type: GrantFiled: February 23, 2001Date of Patent: November 25, 2003Assignee: Samsung SDI Co., Ltd.Inventors: Ho-Jin Kweon, Jung-Joon Park, Jeong-Soon Shin, Kyeong-Min Jeong
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Patent number: 6645674Abstract: The present invention provides a lithium secondary battery comprising a cathode electrode containing a lithium complex oxide; an anode electrode containing metal lithium or its alloy, or carbon material; and a nonaqueous organic electrolyte containing a nonaqueous organic solvent, a lithium salt and an aromatic ether that can react to form dimers or polymers above a certain temperature and voltage and that can be expressed by Formula 1 below: wherein, R1 is independently a single bond or an alkylene group with less than or equal to 2 carbons and R2 is hydrogen or an alkyl group with less than or equal to 2 carbons. The lithium secondary battery has the advantage that its characteristics are maintained, even if it is left in its fully charged state at a high temperature for a long time and, at the same time, its reliability and stability have been improved.Type: GrantFiled: January 18, 2001Date of Patent: November 11, 2003Assignees: Samsung SDI Co., Ltd., Cheil Industries Inc.Inventors: Jeong-soon Shin, Jin-sung Kim, Eui-sun Hong, Jong-wook Lee, Young-gyu Kim, Jong-seob Kim
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Patent number: 6620544Abstract: A sealed battery includes a can for receiving an electric generator, a sealing member crimped on an opening of the can and connected to one of a positive electrode and a negative electrode of the electric generator, a gasket disposed between the can and the sealing member, a cover cap disposed on the sealing member with an insulating member disposed between the cover cap and the sealing member, a current control member disposed between the cover cap and the sealing member to cut-off a flow of current when a temperature of the battery is increased above an allowable level, and a shock absorber disposed between the cover cap and the current control member to prevent shock from being directly transmitted to the current control member.Type: GrantFiled: July 19, 2000Date of Patent: September 16, 2003Assignee: Samsung SDI Co., Ltd.Inventors: Jeong-Soon Shin, Ki-Woong Jang, Jae-Hou Nah, Jin-Kyung Kim
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Patent number: RE42433Abstract: A positive active material for a rechargeable lithium battery is provided. The positive active material includes at least one compound selected from the group consisting of lithiated compounds, a metal oxide layer formed on a surface of the compound and metal oxide masses adhered on the metal oxide layer. The positive active material is produced by coating a compound with a metal alkoxide solution, an organic solution of a metal salt or an aqueous solution of a metal salt and heat-treating the coated compound. The compound is selected from the group consisting of lithiated compounds. Thereafter, the heat-treated compound is slow-cooled to 100 to 500° C. and the cooled compound is quenched to room temperature.Type: GrantFiled: September 10, 2010Date of Patent: June 7, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Ho-Jin Kweon, Jung-Joon Park, Jeong-Soon Shin, Kyeong-Min Jeong