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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Publication number: 20200105471Abstract: A multilayer ceramic capacitor includes a ceramic body including dielectric layers and first and second internal electrodes disposed to face each other with each of the dielectric layers interposed therebetween, and first and second external electrodes disposed on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively. The ceramic body includes an active portion in which capacitance is formed and cover portions disposed above and below the active portion. Each of the cover portions includes a first region adjacent to an external side surface of the ceramic body and a second region adjacent to an outermost internal electrode and disposed between the first region and the active region. A density of a dielectric material included in the second region is higher than a density of a dielectric material included in the first region.Type: ApplicationFiled: December 4, 2018Publication date: April 2, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Patent number: 10600573Abstract: A capacitor component includes a body in which a dielectric layer and an internal electrode are alternately stacked, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a composite layer including a dielectric material powder and a metallic particle and first and second protective layers including a dielectric material powder and spaced apart by the composite layer. A thickness of each of the first and second protective layers is equal to or greater than ? of a thickness of the dielectric layer.Type: GrantFiled: September 6, 2018Date of Patent: March 24, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Hyoung Uk Kim, Tae Young Ham, Jong Han Kim, Ki Myoung Yun, Jae Sung Park
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Publication number: 20200090873Abstract: A capacitor component includes a body including a dielectric layer and first and second internal electrodes, alternately disposed in a first direction, and first and second external electrodes, respectively disposed on opposite end surfaces of the body in a second direction, perpendicular to the first direction in the body. An amorphous second phase is disposed at an interface between the first and second internal electrodes and the dielectric layer, and ls/le is between 0.02 and 0.07, where ls is a total length of the amorphous second phase disposed in a boundary line between the first or second internal electrode and the dielectric layer in the second direction and le is a length of the first or second internal electrode in the second direction.Type: ApplicationFiled: November 22, 2019Publication date: March 19, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Publication number: 20200082980Abstract: A capacitor component includes a capacitor component includes a body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, and first and second external electrodes disposed on the body and electrically connected to the first and second internal electrodes. The body may include a capacitance forming portion including the first and second internal electrodes, cover portions disposed on upper and lower surfaces of the capacitance forming portion, and margin portions disposed on side surfaces of the capacitance forming portion, in which the margin portions have a hardness ranging from 8.5 GPa to 14 GPa.Type: ApplicationFiled: October 30, 2018Publication date: March 12, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Publication number: 20200082981Abstract: A capacitor component includes a capacitor component includes a body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, and first and second external electrodes disposed on the body and electrically connected to the first and second internal electrodes. The body may include a capacitance forming portion including the first and second internal electrodes, cover portions disposed on upper and lower surfaces of the capacitance forming portion, and margin portions disposed on side surfaces of the capacitance forming portion, in which the margin portions have a hardness ranging from 8.5 GPa to 14 GPa.Type: ApplicationFiled: February 14, 2019Publication date: March 12, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Patent number: 10586652Abstract: A multilayer ceramic capacitor includes a ceramic body including dielectric layers and first and second internal electrodes disposed to face each other with each of the dielectric layers interposed therebetween, and first and second external electrodes disposed on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively. The ceramic body includes an active portion in which capacitance is formed and cover portions disposed above and below the active portion. Each of the cover portions includes a first region adjacent to an external side surface of the ceramic body and a second region adjacent to an outermost internal electrode and disposed between the first region and the active region. A density of a dielectric material included in the second region is higher than a density of a dielectric material included in the first region.Type: GrantFiled: December 4, 2018Date of Patent: March 10, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Publication number: 20200066452Abstract: 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 %, 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: ApplicationFiled: October 11, 2018Publication date: February 27, 2020Inventors: Kyoung Jin CHA, Hyung Soon KWON, Ji Hong JO
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Publication number: 20200058444Abstract: 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: ApplicationFiled: October 11, 2018Publication date: February 20, 2020Inventors: Kyoung Jin CHA, Hyung Soon KWON, Ji Hong JO
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Publication number: 20200043658Abstract: A dielectric composition includes: a base material powder including (Ca1-xSrx) (Zr1-yTiy)O3 (0<x?0.7, 0<y?0.03); a first subcomponent including at least one selected from the group of an oxide of manganese (Mn) and a carbonate of manganese (Mn); a second subcomponent including at least one selected from the group of an oxide of yttrium (Y) and a carbonate of yttrium (Y), where a content of the second subcomponent is within a range from 2 to 3 mol, based on 100 mol of the base material powder; and a third subcomponent including at least one selected from the group of an oxide of silicon (Si) and a carbonate of silicon (Si), and an electronic component uses the same.Type: ApplicationFiled: September 26, 2018Publication date: February 6, 2020Inventors: Min Young CHOI, Hyoung Uk KIM, Ki Myoung YUN, Tae Young HAM, Hyung Soon KWON
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Publication number: 20200043664Abstract: A multilayer ceramic capacitor includes a ceramic body with first and second internal electrodes facing each other and dielectric layers interposed therebetween. First and second external electrodes are on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively. A dielectric layer includes dielectric grains including, respectively, first regions in which dysprosium (Dy) is not present and second regions surrounding the first regions. Where a shortest distance between boundaries of the first regions (in which dysprosium (Dy) is not present) of two of the dielectric grains is “L,” the concentration of dysprosium (Dy) in a region within ±0.2L from a halfway point between the boundaries is lower than that of dysprosium (Dy) in the second regions.Type: ApplicationFiled: February 19, 2019Publication date: February 6, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Publication number: 20200043655Abstract: A method of manufacturing a multilayer ceramic electronic component includes: preparing a ceramic green sheet containing a ceramic powder; forming an internal electrode pattern on the ceramic green sheet using a conductive paste containing conductive metal particles and an additive; forming a ceramic laminate by stacking the ceramic green sheets on which the internal electrode pattern is formed; and forming a ceramic body including dielectric layers and internal electrodes 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: ApplicationFiled: October 1, 2018Publication date: February 6, 2020Inventors: Kyoung Jin CHA, Seung Heui LEE, Hyun Soo OH, Hyung Soon KWON, Ji Hong JO
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Publication number: 20200043661Abstract: A multilayer ceramic capacitor includes a ceramic body with first and second internal electrodes facing each other and dielectric layers interposed therebetween. First and second external electrodes are on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively. A dielectric layer includes dielectric grains including, respectively, first regions in which dysprosium (Dy) is not present and second regions surrounding the first regions. Where a shortest distance between boundaries of the first regions (in which dysprosium (Dy) is not present) of two of the dielectric grains is “L,” the concentration of dysprosium (Dy) in a region within ±0.2 L from a halfway point between the boundaries is lower than that of dysprosium (Dy) in the second regions.Type: ApplicationFiled: September 24, 2018Publication date: February 6, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Patent number: 10553356Abstract: A capacitor component includes a body including dielectric layers and first and second internal electrodes disposed to face each other while having the dielectric layer interposed therebetween; and first and second external electrodes disposed on an external surface of the body and electrically connected to the first and second internal electrodes, respectively. The body includes a capacitance forming portion including the first and second internal electrodes disposed to face each other while having the dielectric layer interposed therebetween and in which capacitance is formed, and cover portions formed on upper and lower surfaces of the capacitance forming portion, and hardness of the cover portions is 9.5 GPa or more and 14 GPa or less.Type: GrantFiled: November 12, 2018Date of Patent: February 4, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Publication number: 20200035415Abstract: 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: ApplicationFiled: October 10, 2018Publication date: January 30, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Publication number: 20200035416Abstract: 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: ApplicationFiled: November 21, 2018Publication date: January 30, 2020Inventors: Hyung Soon KWON, Kyoung Jin CHA, Ji Hong JO
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Patent number: 10541087Abstract: A multilayer ceramic capacitor includes a ceramic body with first and second internal electrodes facing each other and dielectric layers interposed therebetween. First and second external electrodes are on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively. A dielectric layer includes dielectric grains including, respectively, first regions in which dysprosium (Dy) is not present and second regions surrounding the first regions. Where a shortest distance between boundaries of the first regions (in which dysprosium (Dy) is not present) of two of the dielectric grains is “L,” the concentration of dysprosium (Dy) in a region within ±0.2 L from a halfway point between the boundaries is lower than that of dysprosium (Dy) in the second regions.Type: GrantFiled: September 24, 2018Date of Patent: January 21, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Patent number: 10535465Abstract: A multilayer ceramic capacitor includes a ceramic body with first and second internal electrodes facing each other and dielectric layers interposed therebetween. First and second external electrodes are on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes, respectively. A dielectric layer includes dielectric grains including, respectively, first regions in which dysprosium (Dy) is not present and second regions surrounding the first regions. Where a shortest distance between boundaries of the first regions (in which dysprosium (Dy) is not present) of two of the dielectric grains is “L,” the concentration of dysprosium (Dy) in a region within ±0.2L from a halfway point between the boundaries is lower than that of dysprosium (Dy) in the second regions.Type: GrantFiled: February 19, 2019Date of Patent: January 14, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Patent number: 10529490Abstract: A capacitor component in which in a cross section (a L-T cross section) of a body in length and thickness directions, a distance between internal electrodes in a central portion of the body is closer than a distance between the internal electrodes in ends of the internal electrodes, and in a cross section (a W-T cross section) of the body in width and thickness directions, a distance between the internal electrodes in a central portion of the body is farther than a distance between the internal electrodes in ends of the internal electrodes may be provided.Type: GrantFiled: October 18, 2018Date of Patent: January 7, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Patent number: 10529489Abstract: A capacitor component includes a body including a dielectric layer and first and second internal electrodes, alternately disposed in a first direction, and first and second external electrodes, respectively disposed on opposite end surfaces of the body in a second direction, perpendicular to the first direction in the body. An amorphous second phase is disposed at an interface between the first and second internal electrodes and the dielectric layer, and s/e is between 0.02 and 0.07, where s is a total length of the amorphous second phase disposed in a boundary line between the first or second internal electrode and the dielectric layer in the second direction and e is a length of the first or second internal electrode in the second direction.Type: GrantFiled: October 10, 2018Date of Patent: January 7, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo
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Patent number: 10529493Abstract: A capacitor component in which in a cross section (a L-T cross section) of a body in length and thickness directions, a distance between internal electrodes in a central portion of the body is closer than a distance between the internal electrodes in ends of the internal electrodes, and in a cross section (a W-T cross section) of the body in width and thickness directions, a distance between the internal electrodes in a central portion of the body is farther than a distance between the internal electrodes in ends of the internal electrodes may be provided.Type: GrantFiled: February 19, 2019Date of Patent: January 7, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyung Soon Kwon, Kyoung Jin Cha, Ji Hong Jo