Patents by Inventor Hyung Soon KWON
Hyung Soon KWON 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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Patent number: 11776748Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor including the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and niobium (Nb) as first accessory ingredients. A total content of the Dy and Nb is greater than 0.2 mol and less than or equal to 1.5 mol based on 100 mol of titanium (Ti) of the base material main ingredient.Type: GrantFiled: December 2, 2021Date of Patent: October 3, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyoung Uk Kim, Seung In Baik, Hyung Soon Kwon, Ji Hong Jo
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Patent number: 11735361Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor including the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and niobium (Nb) as first accessory ingredients. A total content of the Dy and Nb is less than or equal to 1.5 mol, based on 100 mol of Ti of the base material main ingredient, and a content of the Dy satisfies 0.7 mol<Dy<1.1 mol, based on 100 mol of Ti of the base material main ingredient.Type: GrantFiled: July 16, 2021Date of Patent: August 22, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Min Young Choi, Hyung Soon Kwon, Seung In Baik, Ji Hong Jo
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Patent number: 11715596Abstract: A multilayer ceramic capacitor includes a ceramic body including first and second surfaces opposing each other, and third and fourth surfaces connecting the first and second surfaces, a plurality of internal electrodes disposed inside the ceramic body, exposed from the first and second surfaces, and having an end exposed from the third surface or the fourth surface, and a first side margin and a second side margin respectively disposed on the first and second surfaces, from which end portions of the plurality of internal electrodes are exposed. The first and second side margins include a base material powder of a barium titanate-based base powder and a subcomponent. The subcomponent includes terbium (Tb) as a first subcomponent including a lanthanide rare earth element, and a content ratio of the terbium (Tb) to a content of the first subcomponent (RE) excluding the terbium (Tb) satisfies 0.110?Tb/RE?2.333.Type: GrantFiled: March 31, 2022Date of Patent: August 1, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Sung Park, Jeong Ryeol Kim, In Tae Seo, Jong Han Kim, Hyung Soon Kwon, Hee Sun Chun
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Patent number: 11682525Abstract: A multilayer ceramic capacitor includes: a ceramic body including a dielectric layer, a first internal electrode and a second internal electrode arranged to face each other with the dielectric layer interposed therebetween; and a first external electrode disposed on an exterior surface of the ceramic body and a second external electrode disposed on the exterior surface of the ceramic body, wherein the ceramic body includes an active portion, forming capacity, cover portions disposed on upper and lower portions of the active portion, and margin portions disposed on a side surface of the active portion, and wherein the dielectric layer, the cover portions, and the margin portions of the active portion include magnesium (Mg) having content of more than 0 mole, and less than or equal to 1.0 mole, relative to titanium (Ti) included in the dielectric layer, the cover portions and the margin portions of the active portion.Type: GrantFiled: March 22, 2021Date of Patent: June 20, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Publication number: 20230082113Abstract: A dielectric composition includes a main ingredient having a perovskite structure represented by ABO3, where A is at least one of Ba, Sr, and Ca and B is at least one of Ti, Zr, and Hf, and a first accessory ingredient. The first accessory ingredient comprises 0.1 mole or more of a rare earth element, 0.02 mole or more of Nb, and 0.25 mole or more and 0.9 mole or less of Mg, a sum of contents of the rare earth element and Nb is 1.5 mole or less.Type: ApplicationFiled: November 22, 2022Publication date: March 16, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Tae Young HAM, Ji Hong JO, Seung In BAIK, Hyung Soon KWON
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Patent number: 11605505Abstract: A multilayer ceramic electronic component includes a body including an internal electrode alternately arranged with a dielectric layer; and an external electrode disposed on the body and connected to the internal electrode. The internal electrode includes a plurality of nickel (Ni) grains, and a composite layer including tin (Sn) and nickel (Ni) is disposed at a grain boundary of the nickel (Ni) grains.Type: GrantFiled: November 6, 2020Date of Patent: March 14, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin Cha, Hyung Soon Kwon, Ji Hong Jo
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Patent number: 11538631Abstract: A dielectric composition includes a main ingredient having a perovskite structure represented by ABO3, where A is at least one of Ba, Sr, and Ca and B is at least one of Ti, Zr, and Hf, and a first accessory ingredient. The first accessory ingredient comprises 0.1 mole or more of a rare earth element, 0.02 mole or more of Nb, and 0.25 mole or more and 0.9 mole or less of Mg, a sum of contents of the rare earth element and Nb is 1.5 mole or less.Type: GrantFiled: March 31, 2020Date of Patent: December 27, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Tae Young Ham, Ji Hong Jo, Seung In Baik, Hyung Soon Kwon
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Patent number: 11495410Abstract: A multilayer capacitor includes: a capacitor body including first and second internal electrodes alternately stacked with a dielectric layer interposed therebetween, and having first to six surfaces, the first internal electrode being exposed through the third, fifth, and sixth surfaces, the second internal electrode being exposed through the fourth, fifth, and sixth surfaces; first and second side portions disposed on the fifth and sixth surfaces of the capacitor body; and first and second external electrodes. The capacitor body includes upper and lower cover portions disposed on an upper surface of an uppermost internal electrode and a lower surfaces of a lowermost internal electrode, respectively, in a stacking direction of the first and second internal electrodes. The first and second side portions and the upper and lower cover portions include zirconium (Zr).Type: GrantFiled: April 22, 2020Date of Patent: November 8, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Park, Sim Chung Kang, Jong Ho Lee, Hyung Soon Kwon, Woo Chul Shin
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Publication number: 20220351910Abstract: A multilayer capacitor includes: a capacitor body including first and second internal electrodes alternately stacked with a dielectric layer interposed therebetween, and having first to six surfaces, the first internal electrode being exposed through the third, fifth, and sixth surfaces, the second internal electrode being exposed through the fourth, fifth, and sixth surfaces; first and second side portions disposed on the fifth and sixth surfaces of the capacitor body; and first and second external electrodes. The capacitor body includes upper and lower cover portions disposed on an upper surface of an uppermost internal electrode and a lower surfaces of a lowermost internal electrode, respectively, in a stacking direction of the first and second internal electrodes. The first and second side portions and the upper and lower cover portions include zirconium (Zr).Type: ApplicationFiled: July 19, 2022Publication date: November 3, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong PARK, Sim Chung KANG, Jong Ho LEE, Hyung Soon KWON, Woo Chul SHIN
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Patent number: 11476052Abstract: A method of manufacturing a multilayer ceramic electronic component includes preparing a ceramic green sheet, forming an internal electrode pattern by coating a paste for an internal electrode including a conductive powder including one or more of tungsten (W), molybdenum (Mo), chromium (Cr), and cobalt (Co), the sum of which is 1 to 20 wt o, and including tin (Sn), on the ceramic green sheet, forming a ceramic multilayer structure by stacking ceramic green sheets on which the internal electrode pattern is formed, and forming a body including a dielectric layer and an internal electrode by sintering the ceramic multilayer structure.Type: GrantFiled: October 1, 2020Date of Patent: October 18, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin Cha, Hyung Soon Kwon, Ji Hong Jo
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Publication number: 20220223343Abstract: A multilayer ceramic capacitor includes a ceramic body including first and second surfaces opposing each other, and third and fourth surfaces connecting the first and second surfaces, a plurality of internal electrodes disposed inside the ceramic body, exposed from the first and second surfaces, and having an end exposed from the third surface or the fourth surface, and a first side margin and a second side margin respectively disposed on the first and second surfaces, from which end portions of the plurality of internal electrodes are exposed. The first and second side margins include a base material powder of a barium titanate-based base powder and a subcomponent. The subcomponent includes terbium (Tb) as a first subcomponent including a lanthanide rare earth element, and a content ratio of the terbium (Tb) to a content of the first subcomponent (RE) excluding the terbium (Tb) satisfies 0.110?Tb/RE?2.333.Type: ApplicationFiled: March 31, 2022Publication date: July 14, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Sung PARK, Jeong Ryeol KIM, In Tae SEO, Jong Han KIM, Hyung Soon KWON, Hee Sun CHUN
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Patent number: 11355286Abstract: A method of manufacturing a capacitor component includes preparing a laminate structure in which a plurality of ceramic sheets, each having an internal electrode pattern formed thereon, are layered, attaching an auxiliary member to an upper surface and a lower surface of the laminate structure, and disposing the laminate structure having the auxiliary member attached thereto on a lower mold on which jigs for blocking a length direction portion and a width direction portion of the laminate structure are disposed and compressing the laminate structure. The ceramic sheet has a thickness of 0.6 ?m or less, and the auxiliary member has higher elasticity than elasticity of the lower mold.Type: GrantFiled: March 11, 2019Date of Patent: June 7, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin Cha, Ji Hong Jo, Hyung Soon Kwon, Jong Hoon Kim, Jin Woo Lee
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Publication number: 20220172896Abstract: A dielectric composition includes one of BaTiO3, (Ba,Ca)(Ti,Ca)O3, (Ba,Ca)(Ti,Zr)O3, Ba(Ti,Zr)O3 and (Ba,Ca)(Ti,Sn)O3, as a main component, a first subcomponent including a rare earth element, and a second subcomponent including at least one of a variable valence acceptor element and a fixed valence acceptor element. When a sum of contents of the rare earth element is defined as DT and a sum of contents of the variable valence acceptor element and the fixed valence acceptor element is defined as AT, (DT/AT)/(Ba+Ca) satisfies more than 0.5 and less than 6.0. In addition, a multilayer electronic component including the dielectric composition is provided.Type: ApplicationFiled: February 18, 2022Publication date: June 2, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Sung PARK, Hyoung Uk KIM, Hyung Soon KWON, Jong Han KIM, Jeong Ryeol KIM
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Patent number: 11348729Abstract: A dielectric composition includes one of BaTiO3, (Ba,Ca) (Ti,Ca)O3, (Ba,Ca) (Ti,Zr)O3, Ba(Ti,Zr)O3 and (Ba,Ca) (Ti,Sn)O3, as a main component, a first subcomponent including a rare earth element, and a second subcomponent including at least one of a variable valence acceptor element and a fixed valence acceptor element. When a sum of contents of the rare earth element is defined as DT and a sum of contents of the variable valence acceptor element and the fixed valence acceptor element is defined as AT, (DT/AT)/(Ba+Ca) satisfies more than 0.5 and less than 6.0. In addition, a multilayer electronic component including the dielectric composition is provided.Type: GrantFiled: April 7, 2020Date of Patent: May 31, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Sung Park, Hyoung Uk Kim, Hyung Soon Kwon, Jong Han Kim, Jeong Ryeol Kim
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Patent number: 11315729Abstract: A multilayer ceramic capacitor includes a ceramic body including first and second surfaces opposing each other, and third and fourth surfaces connecting the first and second surfaces, a plurality of internal electrodes disposed inside the ceramic body, exposed from the first and second surfaces, and having an end exposed from the third surface or the fourth surface, and a first side margin and a second side margin respectively disposed on the first and second surfaces, from which end portions of the plurality of internal electrodes are exposed. The first and second side margins include a base material powder of a barium titanate-based base powder and a subcomponent. The subcomponent includes terbium (Tb) as a first subcomponent including a lanthanide rare earth element, and a content ratio of the terbium (Tb) to a content of the first subcomponent (RE) excluding the terbium (Tb) satisfies 0.110?Tb/RE?2.333.Type: GrantFiled: May 29, 2020Date of Patent: April 26, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Sung Park, Jeong Ryeol Kim, In Tae Seo, Jong Han Kim, Hyung Soon Kwon, Hee Sun Chun
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Publication number: 20220093335Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor including the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and niobium (Nb) as first accessory ingredients. A total content of the Dy and Nb is greater than 0.2 mol and less than or equal to 1.5 mol based on 100 mol of titanium (Ti) of the base material main ingredient.Type: ApplicationFiled: December 2, 2021Publication date: March 24, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyoung Uk Kim, Seung In Baik, Hyung Soon Kwon, Ji Hong Jo
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Patent number: 11222749Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor including the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and niobium (Nb) as first accessory ingredients. A total content of the Dy and Nb is greater than 0.2 mol and less than or equal to 1.5 mol based on 100 mol of titanium (Ti) of the base material main ingredient.Type: GrantFiled: February 27, 2020Date of Patent: January 11, 2022Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyoung Uk Kim, Seung In Baik, Hyung Soon Kwon, Ji Hong Jo
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Patent number: 11211181Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor comprising the same includes a barium titanate (BaTiO3)-based base material main ingredient and an accessory ingredient, and the accessory ingredient includes a third trivalent lanthanide rare earth element A and terbium (Tb) as rare earth elements, and a molar ratio (Tb/A) of a content of terbium (Tb) to the content of the trivalent lanthanide rare earth element A satisfies 0.15?Tb/A<0.50.Type: GrantFiled: July 1, 2019Date of Patent: December 28, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Jae Sung Park, Min Young Choi, Ki Myoung Yun, Hyoung Uk Kim, Tae Young Ham, Seung In Baik
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Patent number: 11201009Abstract: A method of manufacturing a multilayer ceramic electronic component includes preparing a ceramic green sheet containing a ceramic powder and forming an internal electrode pattern on the ceramic green sheet using a conductive paste containing conductive metal particles and an additive. A ceramic laminate is formed by stacking the ceramic green sheets on which the internal electrode pattern is formed. A ceramic body including dielectric layers and internal electrodes is formed by sintering the ceramic laminate. An average number of conductive metal particles in the internal electrode pattern in a thickness direction is more than 2 and 5 or less.Type: GrantFiled: October 1, 2018Date of Patent: December 14, 2021Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyoung Jin Cha, Seung Heui Lee, Hyun Soo Oh, Hyung Soon Kwon, Ji Hong Jo
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Publication number: 20210343477Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor including the same are provided. The dielectric ceramic composition includes a BaTiO3-based base material main ingredient and an accessory ingredient, where the accessory ingredient includes dysprosium (Dy) and niobium (Nb) as first accessory ingredients. A total content of the Dy and Nb is less than or equal to 1.5 mol, based on 100 mol of Ti of the base material main ingredient, and a content of the Dy satisfies 0.7 mol<Dy<1.1 mol, based on 100 mol of Ti of the base material main ingredient.Type: ApplicationFiled: July 16, 2021Publication date: November 4, 2021Inventors: Min Young Choi, Hyung Soon Kwon, Seung In Baik, Ji Hong Jo