Patents by Inventor Byoung Jin Chun
Byoung Jin Chun 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: 10790087Abstract: A multilayer ceramic electronic part includes a body portion including an internal electrode and a dielectric layer, a first electrode layer disposed on at least one surface of the body portion and electrically connected to the internal electrode, and a conductive resin layer disposed on the first electrode layer and including a first conductivity-type metal particle, a second conductivity-type metal, and a base resin. The second conductivity-type metal has a melting point lower than a curing temperature of the base resin.Type: GrantFiled: January 15, 2019Date of Patent: September 29, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byoung Jin Chun, Hye Jin Jeong, Chung Yeol Lee, Sang Moon Lee, Hye Young Choi, Myung Jun Park, Young Sook Lee
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Patent number: 10537025Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.Type: GrantFiled: January 30, 2018Date of Patent: January 14, 2020Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Su Youn You, Jae Yeol Choi, Hyun Hee Gu, Byoung-Jin Chun
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Patent number: 10525498Abstract: A slot coating apparatus having an improved coating bead region is disclosed. An embodiment of the invention provides a slot coating apparatus configured to coat a coating liquid containing a high concentration of particles over a substrate, where the slot coating apparatus includes: a first slot die that is arranged at a downstream side of the coating liquid; a second slot die that is arranged at an upstream side of the coating liquid and is positioned facing the first slot die; a coating bead cover that extends from one side of the first slot die along a movement direction of the substrate; and a pressure adjustment device that is disposed at the second slot die side and is configured to form a pressure gradient between the downstream and the upstream.Type: GrantFiled: June 29, 2018Date of Patent: January 7, 2020Assignee: Korea University Research and Businss FoundationInventors: Hyun Wook Jung, Byoung Jin Chun, Kwan Young Lee, Jin Seok Park, Gi Wook Lee, Won Gi Ahn
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Patent number: 10312022Abstract: A capacitor includes a capacitor body having upper and lower surfaces and end surfaces connecting the upper and lower surfaces; and an external electrode disposed on a surface of the capacitor body and having a first electrode layer, a second electrode layer, and a third electrode layer. The second electrode layer includes metal and resin and is interposed between the first electrode layer and the third electrode layer, and a portion of the second electrode layer covering the end surface of the capacitor body has a thickness less than that of a portion of the first electrode layer covering the end surface of the capacitor body.Type: GrantFiled: October 20, 2016Date of Patent: June 4, 2019Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sang Moon Lee, Myung Jun Park, Hye Jin Jeong, Chung Yeol Lee, Young Sook Lee, Jae Yeol Choi, Hye Young Choi, Byoung Jin Chun
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Publication number: 20190160485Abstract: A slot coating apparatus having an improved coating bead region is disclosed. An embodiment of the invention provides a slot coating apparatus configured to coat a coating liquid containing a high concentration of particles over a substrate, where the slot coating apparatus includes: a first slot die that is arranged at a downstream side of the coating liquid; a second slot die that is arranged at an upstream side of the coating liquid and is positioned facing the first slot die; a coating bead cover that extends from one side of the first slot die along a movement direction of the substrate; and a pressure adjustment device that is disposed at the second slot die side and is configured to form a pressure gradient between the downstream and the upstream.Type: ApplicationFiled: June 29, 2018Publication date: May 30, 2019Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Hyun Wook JUNG, Byoung Jin Chun, Kwan Young Lee, Jin Seok Park, Gi Wook Lee, Won Gi Ahn
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Publication number: 20190148076Abstract: A multilayer ceramic electronic part includes a body portion including an internal electrode and a dielectric layer, a first electrode layer disposed on at least one surface of the body portion and electrically connected to the internal electrode, and a conductive resin layer disposed on the first electrode layer and including a first conductivity-type metal particle, a second conductivity-type metal, and a base resin. The second conductivity-type metal has a melting point lower than a curing temperature of the base resin.Type: ApplicationFiled: January 15, 2019Publication date: May 16, 2019Inventors: Byoung Jin CHUN, Hye Jin JEONG, Chung Yeol LEE, Sang Moon LEE, Hye Young CHOI, Myung Jun PARK, Young Sook LEE
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Patent number: 10187994Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.Type: GrantFiled: October 7, 2016Date of Patent: January 22, 2019Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Su Youn You, Jae Yeol Choi, Hyun Hee Gu, Byoung Jin Chun
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Publication number: 20180177051Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.Type: ApplicationFiled: January 30, 2018Publication date: June 21, 2018Inventors: Su Youn YOU, Jae Yeol CHOI, Hyun Hee GU, Byoung-Jin CHUN
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Patent number: 9743514Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and internal electrodes and having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, base electrode layers disposed on the ceramic body and including main portions connected to the internal electrodes and extension portions extending from the main portions, and resin electrode layers disposed on the base electrode layers while leaving end portions of the extension portions exposed. A width of the extension portion is narrower than a width of the outer surface of the ceramic body on which the extension portion is disposed, measured in a direction parallel to a width direction of the extension portion.Type: GrantFiled: July 8, 2015Date of Patent: August 22, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyun Hee Gu, Myung Jun Park, Hye Jin Jeong, Byoung Jin Chun, Young Sook Lee, Hye Young Choi, Chung Yeol Lee
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Publication number: 20170178811Abstract: A multilayer ceramic electronic part includes a body portion including an internal electrode and a dielectric layer, a first electrode layer disposed on at least one surface of the body portion and electrically connected to the internal electrode, and a conductive resin layer disposed on the first electrode layer and including a first conductivity-type metal particle, a second conductivity-type metal, and a base resin. The second conductivity-type metal has a melting point lower than a curing temperature of the base resin.Type: ApplicationFiled: July 22, 2016Publication date: June 22, 2017Inventors: Byoung Jin CHUN, Hye Jin JEONG, Chung Yeol LEE, Sang Moon LEE, Hye Young CHOI, Myung Jun PARK, Young Sook LEE
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Publication number: 20170154729Abstract: A capacitor includes a capacitor body having upper and lower surfaces and end surfaces connecting the upper and lower surfaces; and an external electrode disposed on a surface of the capacitor body and having a first electrode layer, a second electrode layer, and a third electrode layer. The second electrode layer includes metal and resin and is interposed between the first electrode layer and the third electrode layer, and a portion of the second electrode layer covering the end surface of the capacitor body has a thickness less than that of a portion of the first electrode layer covering the end surface of the capacitor body.Type: ApplicationFiled: October 20, 2016Publication date: June 1, 2017Inventors: Sang Moon LEE, Myung Jun PARK, Hye Jin JEONG, Chung Yeol LEE, Young Sook LEE, Jae Yeol CHOI, Hye Young CHOI, Byoung Jin CHUN
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Publication number: 20170127521Abstract: A capacitor includes a body, first and second external electrodes, and first and second auxiliary external electrodes. The body includes first and second internal electrodes each having first and second lead portions exposed to one surface of the body. The first and second external electrodes are disposed on the one surface of the body and electrically connected to the first and second internal electrodes, respectively. The first and second auxiliary external electrodes are electrically connected to the first and second external electrodes, respectively, and cover portions of surfaces of the body connected to the one surface of the body.Type: ApplicationFiled: October 7, 2016Publication date: May 4, 2017Inventors: Su Youn YOU, Jae Yeol CHOI, Hyun Hee GU, Byoung Jin CHUN
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Patent number: 9583265Abstract: A multilayer ceramic electronic component includes a ceramic body including internal electrodes and dielectric layers, and an electrode layer disposed on at least one surface of the ceramic body and electrically connected to the internal electrodes. A conductive resin layer containing metal particles and a base resin is disposed on the electrode layer. When a weight ratio of metal to carbon in a surface portion of the conductive resin layer is defined as A, and a weight ratio of metal to carbon in an internal portion of the conductive resin layer is defined as B, A is greater than B.Type: GrantFiled: June 30, 2014Date of Patent: February 28, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byoung Jin Chun, Je Ik Moon, Jae Hwan Han, Seung Hee Yoo
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Publication number: 20160268044Abstract: A multilayer ceramic component is provided. The multilayer ceramic component includes a ceramic body including a plurality of ceramic laminates, each including a plurality of dielectric layers and a plurality of internal electrodes and having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, and a plurality of external electrodes including base electrode layers disposed on outer surfaces of the ceramic body and respectively connected to the internal electrodes of the ceramic laminates, and resin electrode layers disposed on the base electrode layers to expose at least portions of end portions of the base electrode layers, respectively.Type: ApplicationFiled: September 22, 2015Publication date: September 15, 2016Inventors: Hyun Hee GU, Myung Jun PARK, Byoung Jin CHUN, Young Sook LEE, Hye Jin JEONG, Hye Young CHOI, Chung Yeol LEE
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Publication number: 20160211074Abstract: A multilayer ceramic electronic component includes a ceramic body including dielectric layers and internal electrodes and having first and second surfaces opposing each other in a first direction, third and fourth surfaces opposing each other in a second direction, and fifth and sixth surfaces opposing each other in a third direction, base electrode layers disposed on the ceramic body and including main portions connected to the internal electrodes and extension portions extending from the main portions, and resin electrode layers disposed on the base electrode layers while leaving end portions of the extension portions exposed. A width of the extension portion is narrower than a width of the outer surface of the ceramic body on which the extension portion is disposed, measured in a direction parallel to a width direction of the extension portion.Type: ApplicationFiled: July 8, 2015Publication date: July 21, 2016Inventors: Hyun Hee GU, Myung Jun PARK, Hye Jin JEONG, Byoung Jin CHUN, Young Sook LEE, Hye Young CHOI, Chung Yeol LEE
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Patent number: 9368282Abstract: A multilayer ceramic capacitor includes a ceramic body including dielectric layers and internal electrodes; an electrode layer disposed on an outer surface of the ceramic body and electrically connected to the internal electrodes; a first composite resin layer disposed on the electrode layer and including a first conductive powder; and a second composite resin layer disposed on the first composite resin layer and including a second conductive powder different from the first conductive powder.Type: GrantFiled: December 24, 2013Date of Patent: June 14, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Je Ik Moon, Byoung Jin Chun, Hang Kyu Cho, Jae Hwan Han
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Patent number: 9343232Abstract: There is provided a conductive paste composition for an external electrode, the conductive paste composition including a polymer resin, spherical first conductive metal particles included in the polymer resin and being hollow in at least a portion thereof, and second conductive metal particles of a flake shape included in the polymer resin and being hollow in at least a portion thereof.Type: GrantFiled: October 23, 2013Date of Patent: May 17, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Hwan Han, Byoung Jin Chun, Kyung Pyo Hong, Hyun Hee Gu, Byung Jun Jeon
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Publication number: 20160055961Abstract: A wire wound inductor and a manufacturing method thereof. A wire wound inductor in accordance with an aspect of the present invention includes a magnetic core, a coil being wound and installed in the magnetic core, and a conductive resin layer being formed on each of both ends of the magnetic core for electrical connection with the coil. The conductive resin layer includes a head covering a surface of the end of the magnetic core and a band being extended from the head to a lateral surface of the end of the magnetic core, and the head is formed to be relatively thinner than the band.Type: ApplicationFiled: April 15, 2015Publication date: February 25, 2016Inventors: Hyun-Hee GU, Woo-Kyung SUNG, Young-Sook LEE, Byoung-Jin CHUN, Hye-Jin JEONG, Myung-Jun PARK, Jae-Hwan HAN
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Publication number: 20160042857Abstract: There are provided a chip electronic component including: a magnetic body including an insulating substrate and a conductive coil pattern which is disposed on at least one surface of the insulating substrate; and external electrodes disposed on both end portions of the magnetic body to be connected to end portions of the conductive coil pattern, wherein each of the external electrodes includes a first plating layer disposed on an end surface of the magnetic body to be connected to the conductive coil pattern and a conductive resin layer covering the first plating layer and extended to main surfaces of the magnetic body.Type: ApplicationFiled: March 13, 2015Publication date: February 11, 2016Inventors: Byoung Jin CHUN, Woo Kyung SUNG, Hyun Hee GU, Young Sook LEE, Hye Jin JEONG, Jae Hwan HAN
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Patent number: 9190207Abstract: There is provided a multilayer ceramic electronic component, including a ceramic body including dielectric layers; a plurality of internal electrodes stacked within the ceramic body, and external electrodes formed on external surfaces of the ceramic body and electrically connected to the internal electrodes, wherein the external electrodes include a metal layer and a conductive resin layer formed on the metal layer, the conducive resin layer containing a copper powder and an epoxy resin, the copper powder including a first copper powder having a content of 10 wt % or more and a particle diameter of 2 ?m or greater and a second copper powder having a content of 5 wt % or more and a particle diameter of 0.7 ?m or smaller, the first copper powder being a mixture of spherical powder particles and flake type powder particles.Type: GrantFiled: April 26, 2013Date of Patent: November 17, 2015Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyung Pyo Hong, Byung Jun Jeon, Byoung Jin Chun, Jae Hwan Han