Patents by Inventor Byoung Hwa Lee

Byoung Hwa Lee 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).

  • Publication number: 20190122810
    Abstract: An inductor includes a body including an internal coil having first and second end portions and an encapsulant encapsulating the internal coil and containing magnetic particles. First and second external electrodes are on external surfaces of the body and electrically connected to the internal coil. A first metal expansion portion encloses the first end portion while coming into direct contact with the first end portion of the internal coil, and may be between the body and the first external electrode. A second metal expansion portion encloses the second end portion while coming into direct contact with the second end portion of the internal coil, and may be between the body and the second external electrode.
    Type: Application
    Filed: July 10, 2018
    Publication date: April 25, 2019
    Inventors: Seon Woo OH, Hyung Jin JEON, Jung Wook SEO, Young Seuck YOO, Byoung Hwa LEE, Kwang Sun CHOI, Kun Ho KOO
  • Patent number: 10269499
    Abstract: A multilayer ceramic capacitor may include: three external electrodes disposed on a mounting surface of a ceramic body to be spaced apart from one another. When a thickness of an active layer including a plurality of first and second internal electrodes disposed therein is defined as AT, and a gap between a first or second lead part of the first internal electrode and a third lead part of the second internal electrode is defined as LG, the following Equation may be satisfied: 0.00044?LG*log [1/AT]?0.00150.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: April 23, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Byoung Hwa Lee, Kyo Kwang Lee, Min Cheol Park, Young Ghyu Ahn, Sang Soo Park
  • Patent number: 10242804
    Abstract: A multilayer ceramic capacitor includes: a ceramic body having dielectric layers laminated in a thickness direction, the dielectric layers having a greater width than a length; an active layer in which capacitance is formed, by including first and second internal electrodes alternately exposed to end surfaces of the ceramic body opposite to each other in a length direction with the dielectric layer interposed therebetween; upper cover layer; lower cover layers being thicker than the upper cover layer; and first and second external electrodes, wherein, when half of thickness of the ceramic body is denoted by A, thickness of the lower cover layer is denoted by B, half of thickness of the active layer is denoted by C, and thickness of the upper cover layer is denoted by D, 1.042?(B+C)/A?1.537 is satisfied.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: March 26, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Doo Young Kim, Min Cheol Park, Byoung Hwa Lee, Sang Soo Park
  • Patent number: 10236126
    Abstract: There is provided a multilayered ceramic capacitor, including: a ceramic body; an active layer including a plurality of first and second internal electrodes; an upper cover layer; a lower cover layer formed below the active layer, the lower cover layer being thicker than the upper cover layer; first and second external electrodes; at least one pair of first and second internal electrodes repeatedly formed inside the lower cover layer, wherein, when A is defined as ½ of an overall thickness of the ceramic body, B is defined as a thickness of the lower cover layer, C is defined as ½ of an overall thickness of the active layer, and D is defined as a thickness of the upper cover layer, a ratio of deviation between a center of the active layer and a center of the ceramic body, (B+C)/A, satisfies 1.063?(B+C)/A?1.745.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: March 19, 2019
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Young Ghyu Ahn, Sang Soo Park, Min Cheol Park, Byoung Hwa Lee
  • Publication number: 20180268990
    Abstract: A coil component includes a support member, an internal coil supported by the support member, and external electrodes connected to the internal coil. The external electrodes may each include a first layer coming into contact with the internal coil and a second layer disposed on a surface of the first layer. The first layer may serve as a buffer layer for improving a contact property between the internal coil and the external electrode. The second layer may be disposed to come into at least partial contact with a first end portion of the support member and a second end portion of the support member.
    Type: Application
    Filed: November 28, 2017
    Publication date: September 20, 2018
    Inventors: Hwan Soo LEE, Han Wool RYU, Hyo Chan OH, Jin Ho KU, Byoung Hwa LEE
  • Publication number: 20180240597
    Abstract: There is provided a multilayered ceramic capacitor, including: a ceramic body; an active layer including a plurality of first and second internal electrodes; an upper cover layer; a lower cover layer formed below the active layer, the lower cover layer being thicker than the upper cover layer; first and second external electrodes; at least one pair of first and second internal electrodes repeatedly formed inside the lower cover layer, wherein, when A is defined as 1/2 of an overall thickness of the ceramic body, B is defined as a thickness of the lower cover layer, C is defined as 1/2 of an overall thickness of the active layer, and D is defined as a thickness of the upper cover layer, a ratio of deviation between a center of the active layer and a center of the ceramic body, (B+C)/A, satisfies 1.063?(B+C)/A?1.745.
    Type: Application
    Filed: April 23, 2018
    Publication date: August 23, 2018
    Inventors: Young Ghyu AHN, Sang Soo PARK, Min Cheol PARK, Byoung Hwa LEE
  • Patent number: 10057988
    Abstract: A multilayer capacitor and a board having the same includes external electrodes and internal electrodes. The external electrodes include connection portions formed on a mounting surface of a capacitor body and band portions formed on side surfaces of the capacitor body, and the internal electrodes include body portions overlapping each other and lead portions extended from the body portions to the mounting surface of the capacitor body, to thereby be connected to the connection portions of the external electrodes. The body portions are formed to be spaced apart from virtual lines connecting distal ends of the connection portions and distal ends of the band portions to each other.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: August 21, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Byoung Hwa Lee
  • Publication number: 20180233288
    Abstract: A multilayer ceramic capacitor includes: a ceramic body having dielectric layers laminated in a thickness direction, the dielectric layers having a greater width than a length; an active layer in which capacitance is formed, by including first and second internal electrodes alternately exposed to end surfaces of the ceramic body opposite to each other in a length direction with the dielectric layer interposed therebetween; upper cover layer; lower cover layers being thicker than the upper cover layer; and first and second external electrodes, wherein, when half of thickness of the ceramic body is denoted by A, thickness of the lower cover layer is denoted by B, half of thickness of the active layer is denoted by C, and thickness of the upper cover layer is denoted by D, 1.042?(B+C)/A?1.537 is satisfied.
    Type: Application
    Filed: January 12, 2018
    Publication date: August 16, 2018
    Inventors: Young Ghyu AHN, Doo Young KIM, Min Cheol PARK, Byoung Hwa LEE, Sang Soo PARK
  • Publication number: 20180211776
    Abstract: There is provided a multilayer ceramic electronic component to be embedded in a board, including a ceramic body including dielectric layers and having first and second main surfaces facing each other, first and second side surfaces facing each other, and first and second end surfaces facing each other, an active layer including a plurality of first and second internal electrodes alternately exposed through both end surfaces of the ceramic body with the dielectric layers interposed therebetween, to form capacitance therein, upper and lower cover layers formed on upper and lower portions of the active layer, and first and second external electrodes formed on both end surfaces of the ceramic body, wherein when a thickness of the upper or lower cover layer is defined as tc, 4 ?m?tc?20 ?m may be satisfied.
    Type: Application
    Filed: March 27, 2018
    Publication date: July 26, 2018
    Inventors: Byoung Hwa LEE, Doo Young KIM, Hai Joon LEE, Jin Man JUNG
  • Patent number: 10008340
    Abstract: A composite electronic component includes a composite body formed by combining a multilayer ceramic capacitor (MLCC) and a tantalum capacitor. The composite electronic component has an excellent acoustic noise reduction effect, low equivalent series resistance (ESR)/equivalent series inductance (ESL), enhanced DC-bias characteristics, and a reduced chip thickness.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: June 26, 2018
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Young Ghyu Ahn, Byoung Hwa Lee, Sang Soo Park, Oh Choon Kwon, Hong Kyu Shin, Hyun Sub Oh, Jae Hyuk Choi
  • Patent number: 9984828
    Abstract: There is provided a multilayered ceramic capacitor, including: a ceramic body; an active layer including a plurality of first and second internal electrodes; an upper cover layer; a lower cover layer formed below the active layer, the lower cover layer being thicker than the upper cover layer; first and second external electrodes; at least one pair of first and second internal electrodes repeatedly formed inside the lower cover layer, wherein, when A is defined as ½ of an overall thickness of the ceramic body, B is defined as a thickness of the lower cover layer, C is defined as ½ of an overall thickness of the active layer, and D is defined as a thickness of the upper cover layer, a ratio of deviation between a center of the active layer and a center of the ceramic body, (B+C)/A, satisfies 1.063?(B+C)/A?1.745.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: May 29, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Sang Soo Park, Min Cheol Park, Byoung Hwa Lee
  • Patent number: 9978522
    Abstract: A multilayer ceramic capacitor includes: a ceramic body having dielectric layers laminated in a thickness direction, the dielectric layers having a greater width than a length; an active layer in which capacitance is formed, by including first and second internal electrodes alternately exposed to end surfaces of the ceramic body opposite to each other in a length direction with the dielectric layer interposed therebetween; upper cover layer; lower cover layers being thicker than the upper cover layer; and first and second external electrodes, wherein, when half of thickness of the ceramic body is denoted by A, thickness of the lower cover layer is denoted by B, half of thickness of the active layer is denoted by C, and thickness of the upper cover layer is denoted by D, 1.042?(B+C)/A?1.537 is satisfied.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: May 22, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Doo Young Kim, Min Cheol Park, Byoung Hwa Lee, Sang Soo Park
  • Publication number: 20180130604
    Abstract: A multilayer ceramic capacitor may include: three external electrodes disposed on a mounting surface of a ceramic body to be spaced apart from one another. When a thickness of an active layer including a plurality of first and second internal electrodes disposed therein is defined as AT, and a gap between a first or second lead part of the first internal electrode and a third lead part of the second internal electrode is defined as LG, the following Equation may be satisfied: 0.00044?LG*log [1/AT]?0.00150.
    Type: Application
    Filed: January 9, 2018
    Publication date: May 10, 2018
    Inventors: Byoung Hwa LEE, Kyo Kwang LEE, Min Cheol PARK, Young Ghyu AHN, Sang Soo PARK
  • Publication number: 20180130605
    Abstract: A multilayer ceramic capacitor may include: three external electrodes disposed on a mounting surface of a ceramic body to be spaced apart from one another. When a thickness of an active layer including a plurality of first and second internal electrodes disposed therein is defined as AT, and a gap between a first or second lead part of the first internal electrode and a third lead part of the second internal electrode is defined as LG, the following Equation may be satisfied: 0.00044?LG*log [1/AT]?0.00150.
    Type: Application
    Filed: January 9, 2018
    Publication date: May 10, 2018
    Inventors: Byoung Hwa LEE, Kyo Kwang LEE, Min Cheol PARK, Young Ghyu AHN, Sang Soo PARK
  • Patent number: 9953769
    Abstract: A composite electronic component includes an insulation sheet, a tantalum capacitor including a body part containing a sintered tantalum powder and a tantalum wire, a portion of which is embedded in the body part, and disposed on the insulation sheet, a multilayer ceramic capacitor including a ceramic body including a plurality of dielectric layers, first and second internal electrodes, and first and second external electrodes, and disposed on the insulation sheet, and a molded portion enclosing the tantalum capacitor and the multilayer ceramic capacitor. The first internal electrode includes a first lead portion led out to upper and lower surfaces and a first end surface of the ceramic body in a length direction, and the second internal electrode includes a second lead portion led out to the upper and lower surfaces and a second end surface of the ceramic body in the length direction.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: April 24, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Sang Soo Park, Byoung Hwa Lee, Kyo Kwang Lee
  • Patent number: 9948263
    Abstract: A multilayer electronic component includes a body including a dielectric layer and/or a magnetic layer, a terminal part including an input terminal, an output terminal, and a ground terminal connected to the body, and a filter part including a coil part disposed in the body and a capacitor part connected to the coil part and filtering a high frequency component of an input signal input to the input terminal. The capacitor part includes a plurality of first internal electrodes connected to the coil part and a plurality of second internal electrodes exposed to an exterior of the body.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: April 17, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Min Cheol Park, Byoung Hwa Lee, Dong Hwan Lee
  • Publication number: 20180061571
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body having external electrodes; and internal electrodes disposed between ceramic layers within the ceramic body, the ceramic body having a width smaller than a length thereof and the number of laminated internal electrodes being 250 or more, wherein when the thickness of the ceramic layer is denoted by Td and the thickness of the internal electrode is denoted by Te, 0.5?Te/Td?2.0, and when the thickness of a central portion of the ceramic body is denoted by Tm and the thickness of each of side portions of the ceramic body is denoted by Ta, 0.9?Ta/Tm?0.97, and thus, a multilayer ceramic electronic component having low equivalent series inductance (ESL) may be obtained.
    Type: Application
    Filed: October 23, 2017
    Publication date: March 1, 2018
    Inventors: Hae Suk CHUNG, Byoung Hwa LEE, Min Cheol PARK, Eun Hyuk CHAE
  • Patent number: 9893703
    Abstract: A multilayer electronic component includes a body including one or more ceramic layers or magnetic layers; an inductor part including coil portions disposed in the body to be perpendicular to a lower surface of the body; a plurality of internal electrodes disposed in the body to be perpendicular to the lower surface of the body; and an input terminal, an output terminal, and a ground terminal disposed on the lower surface of the body. The body includes a first capacitor part and a second capacitor part having different levels of capacitance. The first and second capacitor parts each include at least two among the plurality of internal electrodes and at least one of the ceramic layers or magnetic layers is interposed therebetween.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: February 13, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Ghyu Ahn, Byoung Hwa Lee, Min Cheol Park
  • Publication number: 20180033552
    Abstract: There is provided a multilayer ceramic electronic component to be embedded in a board, including a ceramic body including dielectric layers and having first and second main surfaces facing each other, first and second side surfaces facing each other, and first and second end surfaces facing each other, an active layer including a plurality of first and second internal electrodes alternately exposed through both end surfaces of the ceramic body with the dielectric layers interposed therebetween, to form capacitance therein, upper and lower cover layers formed on upper and lower portions of the active layer, and first and second external electrodes formed on both end surfaces of the ceramic body, wherein when a thickness of the upper or lower cover layer is defined as tc, 4 ?m?tc?20 ?m may be satisfied.
    Type: Application
    Filed: October 9, 2017
    Publication date: February 1, 2018
    Inventors: Byoung Hwa LEE, Doo Young KIM, Hai Joon LEE, Jin Man JUNG
  • Publication number: 20180020545
    Abstract: A multilayer capacitor and a board having the same includes external electrodes and internal electrodes. The external electrodes include connection portions formed on a mounting surface of a capacitor body and band portions formed on side surfaces of the capacitor body, and the internal electrodes include body portions overlapping each other and lead portions extended from the body portions to the mounting surface of the capacitor body, to thereby be connected to the connection portions of the external electrodes. The body portions are formed to be spaced apart from virtual lines connecting distal ends of the connection portions and distal ends of the band portions to each other.
    Type: Application
    Filed: March 23, 2017
    Publication date: January 18, 2018
    Inventors: Young Ghyu AHN, Byoung Hwa LEE