Patents by Inventor Sung Kwon Wi
Sung Kwon Wi 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: 9966181Abstract: There is provided a thin film-type coil component having a size equal to or less than 0806 and including a ceramic main body, external electrodes including a plurality of first external electrodes formed on one surface of the ceramic main body and a plurality of second external electrodes formed on the other surface facing one surface of the ceramic main body, and a coil unit including a plurality of coil layers stacked in the ceramic main body, thereby obtaining low direct current (DC) resistance.Type: GrantFiled: March 16, 2015Date of Patent: May 8, 2018Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Seuck Yoo, Young Ghyu Ahn, Yong Suk Kim, Sung Kwon Wi, Sang Soo Park, Kang Heon Hur
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Patent number: 9928959Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor containing the same are provided. The dielectric ceramic composition contains a base material powder represented by (1?x)BaTiO3?xPbTiO3 containing a first main ingredient represented by BaTiO3 and a second main ingredient represented by PbTiO3, wherein x satisfies 0.0025?x?0.4. The multilayer ceramic capacitor includes a ceramic body in which dielectric layers containing the dielectric ceramic composition are alternately stacked with first and second internal electrodes, and first and second external electrodes formed on both end portions of the ceramic body and respectively electrically connected to the first and second internal electrodes.Type: GrantFiled: March 9, 2016Date of Patent: March 27, 2018Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Seok Hyun Yoon, Sung Kwon Wi, Jung Deok Park, Jung Wook Seo, Chan Hee Nam, Dong Hun Kim
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Patent number: 9899141Abstract: Disclosed herein are a method of manufacturing a common mode filter forming a coil electrode by directly patterning metal layers laminated on both surfaces of a core insulating layer while not using a build-up process, and the common mode filter manufactured according to the method.Type: GrantFiled: December 23, 2013Date of Patent: February 20, 2018Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Yun Lee, Sung Kwon Wi
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Patent number: 9881726Abstract: A common mode filter is manufactured to include a coil part including an insulation layer and a conductor pattern formed in the insulation layer; and a magnetic substrate coupled to one surface or both surfaces of the coil part. The magnetic substrate includes: an electrostatic absorbing layer made of an electrostatic absorbing material; a magnetic layer provided on one surface or both surfaces of the electrostatic absorbing layer and made of a magnetic material; and an electrode provided between the magnetic layer and the electrostatic absorbing layer and made of a conductive material. Therefore, common mode filter may maintain high efficiency characteristics while preventing an electrostatic discharge phenomenon.Type: GrantFiled: February 5, 2014Date of Patent: January 30, 2018Assignee: SAMSUNG ELECTRO-MECHANIS CO., LTD.Inventors: Sung Kwon Wi, Jeong Bok Kwak, Sang Moon Lee, Young Seuck Yoo, Yong Suk Kim
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Patent number: 9786428Abstract: Disclosed herein is a common mode filter, including: a magnetic substrate; and a body part formed on the magnetic substrate, wherein the body part is configured of an insulating layer surrounding a coil electrode, an outer electrode terminal connected with an end of the coil electrode, and a magnetic resin composite, the insulating layer is formed on the magnetic substrate, having a margin part M disposed at an edge of the magnetic substrate, and the magnetic resin composite is filled in an empty space of the body part including the margin part M, thereby promoting a consecutive flow of magnetic flux that is generated from the coil electrode.Type: GrantFiled: February 27, 2014Date of Patent: October 10, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jin Hyuck Yang, Young Seuck Yoo, Sung Kwon Wi, Hye Won Bang, Geon Se Chang, Young Do Kweon, Ju Hwan Yang
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Patent number: 9659708Abstract: A method for manufacturing an inductor including preparing an insulating layer; forming a polymer layer including a coil pattern on the insulating layer; forming a stacked structure by heat treating the insulating layer and the polymer layer; and forming an external electrode to electrically connect the coil pattern for the stacked structure.Type: GrantFiled: July 29, 2013Date of Patent: May 23, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Sung Kwon Wi, Young Seuck Yoo, Jeong Bok Kwak, Yong Suk Kim, Sang Moon Lee, Kang Heon Hur
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Patent number: 9577598Abstract: Disclosed herein is a thin film type common mode filter including: a base substrate made of an insulating material; a first insulating layer formed on the base substrate; a coil-shaped internal electrode formed on the first insulating layer; a second insulating layer formed on the internal electrode; an external electrode terminal having a vertical section connected to a side surface of the internal electrode and a horizontal section extended from an upper end of the vertical section toward a horizontal direction to thereby form a parallel surface spaced apart from the internal electrode by a predetermined distance; and a ferrite resin layer formed between the horizontal section of the external electrode terminal and the internal electrode.Type: GrantFiled: March 14, 2013Date of Patent: February 21, 2017Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Seuck Yoo, Kang Heon Hur, Young Ghyu Ahn, Chan Yoon, Sung Kwon Wi, Jeong Min Cho, Geon Se Chang, Young Do Kweon
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Publication number: 20170011851Abstract: A dielectric ceramic composition and a multilayer ceramic capacitor containing the same are provided. The dielectric ceramic composition contains a base material powder represented by (1?x)BaTiO3?xPbTiO3 containing a first main ingredient represented by BaTiO3 and a second main ingredient represented by PbTiO3, wherein x satisfies 0.0025?x?0.4. The multilayer ceramic capacitor includes a ceramic body in which dielectric layers containing the dielectric ceramic composition are alternately stacked with first and second internal electrodes, and first and second external electrodes formed on both end portions of the ceramic body and respectively electrically connected to the first and second internal electrodes.Type: ApplicationFiled: March 9, 2016Publication date: January 12, 2017Inventors: Seok Hyun YOON, Sung Kwon WI, Jung Deok PARK, Jung Wook SEO, Chan Hee NAM, Dong Hun KIM
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Patent number: 9520223Abstract: The present invention relates to an inductor. An inductor in accordance with an embodiment of the present invention includes: an insulating layer having a hole; a conductive pattern disposed on both surfaces of the insulating layer and having a structure in which portions disposed on the both surfaces are electrically connected to each other through the hole; and a magnetic layer disposed on the insulating layer to cover the conductive pattern, wherein the conductive pattern has a plating pattern formed by performing a plating process.Type: GrantFiled: March 24, 2014Date of Patent: December 13, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Young Seuck Yoo, Kang Heon Hur, Jin Hyuck Yang, Sung Kwon Wi, Jong Yun Lee, Young Do Kweon
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Patent number: 9444250Abstract: Disclosed herein is a common mode filter, including: first and second coil layers electromagnetically coupled to each other; a pair of external terminals connected to ends of the first coil layer and a pair of external terminals connected to ends of the second coil layer; a first ESD prevention member connecting between the pair of external terminals carrying electric current with the first coil layer and a second ESD prevention member connecting between the pair of external terminals carrying electric current with the second coil layer; and a ground electrode connecting the first ESD prevention member to the second ESD prevention member, wherein the ground electrode has a stepped portion formed at the center.Type: GrantFiled: October 24, 2013Date of Patent: September 13, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Won Chul Sim, Kwang Mo Kim, Jin Hyuck Yang, Hye Won Bang, Sung Kwon Wi
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Patent number: 9424988Abstract: The present invention relates to a common mode filter and a method of manufacturing the same. In order to implement a common mode filter with low shrinkage, high substrate sintered density, and high strength, the present invention provides a common mode filter including: a lower substrate; an insulating layer having a conductor pattern inside and provided on the lower substrate; an upper substrate provided on the insulating layer; and a ferrite core made of ferrite and provided in the center of the insulating layer, the lower substrate, and the upper substrate by penetrating the insulating layer, the lower substrate, and the upper substrate, and a method of manufacturing the same.Type: GrantFiled: June 3, 2015Date of Patent: August 23, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Suk Kim, Sung Kwon Wi, Jeong Bok Kwak, Sang Moon Lee, Won Chul Sim, Young Seuck Yoo
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Patent number: 9408285Abstract: Disclosed herein is an electrostatic discharge protection device including: a lower cover; electrodes disposed on the lower cover, being spaced apart from each other; a conductor disposed on the lower cover; and a semiconducting material layer covering the lower cover and the electrodes and formed of a semiconducting material.Type: GrantFiled: January 6, 2014Date of Patent: August 2, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hong Ryul Lee, Kyong Bok Min, Sung Kwon Wi
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Patent number: 9397631Abstract: Disclosed herein is a filter chip element including a ferrite substrate, internal coil patterns formed on the ferrite substrate; and a ferrite composite layer filled between the internal coil patterns formed on the ferrite substrate, wherein the ferrite composite layer includes foaming resin, thereby increasing magnetic permeability and a Q value which are important characteristics of a filter chip element for noise prevention among electromagnetic shielding components.Type: GrantFiled: November 12, 2013Date of Patent: July 19, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Suk Kim, Sung Kwon Wi, Hyeog Soo Shin, Sang Moon Lee, Young Seuck Yoo, Sung Jin Park
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Patent number: 9263179Abstract: Disclosed herein are a common mode filter capable of implementing high inductance without deterioration of a moisture resistance load, and a method of manufacturing the same. The common mode filter includes: a magnetic substrate; an insulating layer disposed on the magnetic substrate; and a coil electrode layer disposed in the insulating layer, wherein the magnetic substrate has a groove part formed at an edge of an upper surface thereof, and a material of the insulating layer is filled into the groove part.Type: GrantFiled: March 14, 2013Date of Patent: February 16, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Chan Yoon, Won Chul Sim, Young Seuck Yoo, Sung Kwon Wi
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Patent number: 9263176Abstract: Disclosed herein are a conductor pattern of an electronic component formed in an oval coil shape on a magnetic substrate, the conductor pattern including: a straight part; and a curved part connected to the straight part at both sides thereof, wherein a line width of the curved part is smaller than that of the straight part, and an electronic component including the same. With the conductor pattern and the electronic component including the same according to the present invention, the high precision fine line width and the high resolution conductor pattern may be implemented to improve connectivity, thereby improving characteristics and reliability of the electronic component.Type: GrantFiled: August 28, 2012Date of Patent: February 16, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Suk Kim, Sung Kwon Wi, Sang Moon Lee, Young Seuck Yoo, Jeong Bok Kwak
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Patent number: 9245685Abstract: Disclosed herein is a common mode filter including: a body element including an insulating member enclosing a coil electrode pattern and a magnetic member disposed on one surface or both surfaces of the insulating member; and an insulating layer disposed on at least one side of the body element, thereby increasing an interlayer adhesion between the respective components configuring the common mode filter.Type: GrantFiled: October 11, 2013Date of Patent: January 26, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jeong Min Cho, Sung Kwon Wi, Chan Yoon, Ho Jin Yun, Young Seuck Yoo
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Patent number: 9240274Abstract: Disclosed herein is a common mode filter, including: an external magnetic layer; an insulating layer formed on the external magnetic layer and having coil electrodes therein; a protecting layer formed on the insulating layer; an internal magnetic layer formed inside an opening part formed in one surface of the protecting layer; and external electrode terminals passing through the protecting layer and connected with end portions of the coil electrodes, so that there can be provided a common mode filter having excellent durability, moisture resistance, and heat resistance.Type: GrantFiled: December 23, 2013Date of Patent: January 19, 2016Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Yun Lee, Sung Kwon Wi
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Publication number: 20160012956Abstract: Disclosed herein are a thin-type common mode filter and a manufacturing method thereof. According to an exemplary embodiment of the present invention, a thin-type common mode filter includes: a ferrite substrate having an upper surface on which irregular surface roughness is formed; an insulating layer formed on the upper surface of the ferrite substrate; and a conductive coil pattern formed in the insulating layer to be spaced apart from the upper surface of the ferrite substrate. Further, a manufacturing method of a thin-type common mode filter is proposed.Type: ApplicationFiled: July 11, 2014Publication date: January 14, 2016Inventors: Ju Hwan YANG, Young Seuck YOO, Geon Se JANG, Jong Yun LEE, Young Do KWEON, Sung Kwon WI
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Patent number: 9236172Abstract: A conductor pattern of a coil part formed in a spiral shape on a magnetic substrate, which includes: a primary conductor pattern; and a secondary conductor pattern formed on the primary conductor pattern. The primary conductor pattern is formed to have a longitudinal section including a first horizontal portion and a first vertical portion electrically connected to an end portion of one surface of the first horizontal portion. The secondary conductor pattern is formed to have a longitudinal section including a second horizontal portion corresponding to the first horizontal portion and a second vertical portion electrically connected to an end portion of one surface of the second horizontal portion.Type: GrantFiled: March 14, 2012Date of Patent: January 12, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Moon Lee, Yong Suk Kim, Jeong Bok Kwak, Young Seuck Yoo, Sung Kwon Wi
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Patent number: 9236178Abstract: Disclosed herein are a coil component and a manufacturing method thereof. The coil component includes: an electrode body including coil electrodes disposed therein, the coil electrodes having an insulating film deposited on a surface thereof; and external terminals formed at both side portions of the electrode body and connected to the coil electrodes, wherein the electrode body is made of an insulating material with which magnetic powders are mixed, in order to improve impedance characteristics.Type: GrantFiled: March 11, 2013Date of Patent: January 12, 2016Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ju Hwan Yang, Sung Kwon Wi, Jin Hyuck Yang, Young Do Kweon, Sang Moon Lee