Patents by Inventor Byung Gyun Kim

Byung Gyun 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).

  • Patent number: 11302478
    Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and an internal electrode and an external electrode disposed on an exterior of the body. The external electrode includes an electrode layer connected to the internal electrode and a plating portion including a nickel (Ni) plating layer, a nickel-tin (Ni—Sn) intermetallic compound layer, and a tin (Sn) plating layer, sequentially disposed on the electrode layer. The Ni—Sn intermetallic compound layer has a thickness of 0.1 ?m or more.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: April 12, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Gyun Kim, Ji Hong Jo, Jong Ho Lee, Myung Jun Park
  • Publication number: 20200082984
    Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and an internal electrode and an external electrode disposed on an exterior of the body. The external electrode includes an electrode layer connected to the internal electrode and a plating portion including a nickel (Ni) plating layer, a nickel-tin (Ni—Sn) intermetallic compound layer, and a tin (Sn) plating layer, sequentially disposed on the electrode layer. The Ni-Sn intermetallic compound layer has a thickness of 0.1 ?m or more.
    Type: Application
    Filed: November 21, 2018
    Publication date: March 12, 2020
    Applicants: SAMSUNG ELECTRO-MECHANICS CO., LTD., SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Gyun KIM, Ji Hong JO, Jong Ho LEE, Myung Jun PARK
  • Publication number: 20150179340
    Abstract: There is provided a multilayer ceramic capacitor including: a capacitor main body formed by alternately stacking an internal electrode including an internal electrode-forming material and a dielectric layer; and an external electrode formed on the external surface of the capacitor to be electrically connected to the internal electrode and having an external electrode-forming material, wherein the internal electrode includes a non-diffusion layer including the external electrode-forming material of 2 vol % to 20 vol % and a diffusion layer made of the external electrode-forming material on at least one of the both ends of the non-diffusion layer. The multilayer ceramic capacitor capable of preventing cracking due to the diffusion of electrode materials while stably securing capacitance and the method of fabricating the same can be provided.
    Type: Application
    Filed: March 9, 2015
    Publication date: June 25, 2015
    Inventors: Kang Heon HUR, Byung Gyun KIM, Sang Hoon KWON, Doo Young KIM, Hyun Tae KIM, Mi Young KIM, Eun Sang NA, Jae Joon LEE
  • Publication number: 20130294010
    Abstract: There is provided a multilayer ceramic electronic component. The multilayer ceramic electronic component includes: a ceramic body including a dielectric layer; first and second internal electrodes disposed to face each other, having the dielectric layer interposed therebetween in the ceramic body; external electrodes formed on external surfaces of the ceramic body and electrically connected to the first and second internal electrodes; and grooves formed in at least one of top and bottom surface of the ceramic body on which the external electrodes are formed.
    Type: Application
    Filed: July 9, 2012
    Publication date: November 7, 2013
    Inventors: Kyoung No Lee, Eun Me Park, Byung Gyun Kim, Chul Soon Ahn, Hye Young Choi, Young Sook Lee
  • Patent number: 8248752
    Abstract: A multilayer ceramic capacitor is provided. In the multilayer ceramic capacitor, a plurality of first and second inner electrodes are formed inside a ceramic sintered body. Ends of the first and second inner electrodes are alternately exposed to both ends of the ceramic sintered body. First and second outer electrodes are formed on both ends of the ceramic sintered body and connected to the first and second inner electrodes. The first and second outer electrodes include a first region having a porosity in the range of 1% to 10%, and a second region having a porosity less than that of the first region.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: August 21, 2012
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kang Heon Hur, Sang Hoon Kwon, Doo Young Kim, Eun Sang Na, Byung Gyun Kim, Seok Joon Hwang, Kyoung Jin Jun, Hye Young Choi
  • Publication number: 20120147517
    Abstract: There are provided a multilayer ceramic capacitor and a method of manufacturing the same. The multilayer ceramic capacitor according to the embodiment of the present invention includes a capacitor body in which inner electrodes including a first electrode material and dielectric layers are alternately stacked; a diffusion barrier layer formed on an outer surface of the capacitor body to be electrically connected to the inner electrodes, including the first electrode material, and having a thickness of 1 ?m to 10 ?m; and a first outer electrode layer formed to cover the diffusion barrier layer and including a second electrode material having a lower reactivity to oxygen than the first electrode material.
    Type: Application
    Filed: December 9, 2011
    Publication date: June 14, 2012
    Inventors: Kang Heon HUR, Byung Gyun Kim, Eun Sang Na, Hye Young Choi, Jai Joon Lee, Kyoung Jin Jun, Doo Young Kim
  • Publication number: 20110157767
    Abstract: A multilayer ceramic capacitor is provided. In the multilayer ceramic capacitor, a plurality of first and second inner electrodes are formed inside a ceramic sintered body. Ends of the first and second inner electrodes are alternately exposed to both ends of the ceramic sintered body. First and second outer electrodes are formed on both ends of the ceramic sintered body and connected to the first and second inner electrodes. The first and second outer electrodes include a first region having a porosity in the range of 1% to 10%, and a second region having a porosity less than that of the first region.
    Type: Application
    Filed: September 15, 2010
    Publication date: June 30, 2011
    Inventors: Kang Heon HUR, Sang Hoon Kwon, Doo Young Kim, Eun Sang Na, Byung Gyun Kim, Seok Joon Hwang, Kyoung Jin Jun, Hye Young Choi
  • Publication number: 20110149471
    Abstract: There is provided a multilayer ceramic capacitor including: a capacitor main body formed by alternately stacking an internal electrode including an internal electrode-forming material and a dielectric layer; and an external electrode formed on the external surface of the capacitor to be electrically connected to the internal electrode and having an external electrode-forming material, wherein the internal electrode includes a non-diffusion layer including the external electrode-forming material of 2 vol % to 20 vol % and a diffusion layer made of the external electrode-forming material on at least one of the both ends of the non-diffusion layer. The multilayer ceramic capacitor capable of preventing cracking due to the diffusion of electrode materials while stably securing capacitance and the method of fabricating the same can be provided.
    Type: Application
    Filed: December 22, 2010
    Publication date: June 23, 2011
    Inventors: Kang Heon HUR, Byung Gyun Kim, Sang Hoon Kwon, Doo Young Kim, Hyun Tae Kim, Mi Young Kim, Eun Sang Na, Jae Joon Lee
  • Publication number: 20110149470
    Abstract: Provided are a multilayer ceramic capacitor and a manufacturing method thereof, which can stably secure capacitance and prevent cracking caused by the diffusion of an electrode material. The multilayer ceramic capacitor includes a capacitor body where an inner electrode including a first electrode material and a dielectric layer are alternately laminated, and an outer electrode disposed on an outer surface of the capacitor body and electrically connected to the inner electrode, the outer electrode including a second electrode material. A diffusion layer having a length exceeding 1 ?m in which the first and second electrode materials are mixed is provided at a region where the inner electrode and the outer electrode are connected to each other.
    Type: Application
    Filed: December 21, 2010
    Publication date: June 23, 2011
    Inventors: Kang Heon Hur, Hyun Tae Kim, Doo Young Kim, Eun Sang Na, Joon Hwan Kwag, Mi Young Kim, Byung Gyun Kim, Byung Jun Jeon
  • Publication number: 20110141658
    Abstract: Disclosed is a multilayer ceramic capacitor. The multilayer ceramic capacitor includes a sintered ceramic body, a plurality of first internal electrodes and a plurality of second internal electrodes formed inside the sintered ceramic body, the first and second internal electrodes having ends alternately and respectively exposed to side surfaces of the sintered ceramic body, and first and second external electrodes formed on the side surfaces of the ceramic body and electrically connected to the first and second internal electrodes, the first and second external electrodes each including a plurality of pores with an average pore size of 2 ?m to 5 ?m and having a porosity of 2% to 10%.
    Type: Application
    Filed: August 6, 2010
    Publication date: June 16, 2011
    Inventors: Eun Sang NA, Doo Young Kim, Byung Gyun Kim, Hyun Tae Kim, Kyoung Jin Jun, Mi Young Kim, Hye Young Choi
  • Publication number: 20110141657
    Abstract: Provided are a conductive paste for an external electrode, a multilayer ceramic capacitor including the same, and a manufacturing method thereof. The conductive paste compound for an external electrode includes a first powder and a second powder. The first powder includes copper and has a mean grain size of 3 ?m or less, and the second powder has a lower diffusion speed and a higher melting point than the copper and has a mean grain size of 180 nm or less.
    Type: Application
    Filed: November 12, 2010
    Publication date: June 16, 2011
    Inventors: Byung Jun JEON, Byung Gyun Kim, Myung Jun Park, Hyun Hee Gu, Chang Hoon Kim, Kyu Ha Lee