Patents by Inventor Ju-Hwan Yang
Ju-Hwan Yang 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: 11923124Abstract: A coil component includes a body having one surface, and one end surface and the other end surface, respectively connected to the one surface and opposing each other, a support substrate embedded in the body, and a coil portion disposed on the support substrate and including first and second lead-out patterns respectively exposed from surfaces of the body. The first lead-out pattern is exposed from the one surface of the body and the one end surface of the body. The second lead-out pattern is exposed from the one surface of the body and the other end surface of the body. The body includes an anchor portion disposed in each of the first and second lead-out patterns.Type: GrantFiled: August 2, 2019Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Jae Hun Kim, Joung Gul Ryu, Byung Soo Kang, Byeong Cheol Moon, Jeong Gu Yeo
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Patent number: 11915853Abstract: A coil component is provided. The coil component includes a body having fifth and sixth surfaces opposing each other, first and second surfaces respectively connecting the fifth and sixth surfaces of the body and opposing each other, and third and fourth surfaces respectively connecting the first and second surfaces of the body and opposing each other in one direction, a recess disposed in an edge between one of the first and second surfaces of the body and the sixth surface of the body, a coil portion disposed inside the body and exposed through the recess, and an external electrode including a connection portion disposed in the recess and connected to the coil portion, and a pad portion disposed on one surface of the body. A length of the pad portion in the one direction is greater than a length of the connection portion in the one direction.Type: GrantFiled: November 6, 2020Date of Patent: February 27, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Seung Mo Lim, Seung Min Lee, Byeong Cheol Moon, Yong Hui Li, Byung Soo Kang, Ju Hwan Yang, Tai Yon Cho, No Il Park, Tae Jun Choi
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Patent number: 11901112Abstract: A coil component includes a support substrate, a coil portion disposed on at least one surface of the support substrate, a body including the support substrate and the coil portion disposed therein, an external electrode disposed on a surface of the body and connected to the coil portion, and an insulating layer disposed in a region of the surface of the body other than a region in which the external electrode is disposed, wherein an average roughness (Ra) of the surface of the body in contact with the external electrode is different from an average roughness (Ra) of the surface of the body in contact with the insulating layer.Type: GrantFiled: August 12, 2020Date of Patent: February 13, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Seung Mo Lim, No Il Park, Byung Soo Kang, Byeong Cheol Moon
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Publication number: 20240029945Abstract: A coil component includes: a body; a coil disposed within the body; and an insulating film covering at least a portion of the coil in the body, wherein the insulating film includes a copolymer including a repeating unit derived from a monomer containing an unsaturated bond and a repeating unit derived from a parylene monomer.Type: ApplicationFiled: January 6, 2023Publication date: January 25, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Jae Hun Kim, Doo Ho Park, Hye Hun Park, In Young Kang, Ki Young Yoo, Boum Seock Kim
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Patent number: 11869698Abstract: A coil component includes a body having one surface and the other surface, opposing each other, and one side surface and the other side surface, each connecting the one surface and the other surface to each other, opposing each other, a recess formed in each of the one side surface and the other side surface of the body to extend to the one surface of the body, a support substrate disposed inside the body, a coil portion, disposed on the support substrate, having one end portion and the other end portion exposed to the recess, an oxide insulating layer disposed on a surface of the body, and a first insulating layer disposed along a surface of the oxide insulating layer to cover the surface of the body.Type: GrantFiled: January 27, 2020Date of Patent: January 9, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Seung Min Lee, Byung Soo Kang, Byeong Cheol Moon, Yong Hui Li
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Patent number: 11862386Abstract: A coil component includes a body having a first surface and a second surface opposing each other in a thickness direction of the body and including a core formed in the thickness direction; a coil part embedded in the body and including at least one turn around the core; an insulating layer disposed on the first surface of the body; a bonded conductive layer disposed on the insulating layer and having a surface roughness of the first surface which is in contact with the insulating layer greater than a surface roughness of the second surface opposing the first surface of the bonded conductive layer; and external electrodes connected to the coil part and covering the bonded conductive layer.Type: GrantFiled: August 11, 2021Date of Patent: January 2, 2024Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byung Soo Kang, Byeong Cheol Moon, Joung Gul Ryu, Ju Hwan Yang
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Publication number: 20230420179Abstract: A coil component includes a body, an insulating layer disposed in the body, at least one first coil disposed on a first surface of the insulating layer, at least one second coil disposed on a second surface of the insulating layer, a plurality of conductive vias connecting the at least one first coil and the at least one second coil, a first external electrode disposed on the body and connected to the at least one first coil; and a second external electrode disposed on the body and connected to the at least one second coil, wherein at least two conductive vias, among the plurality of conductive vias, include a plurality of side surfaces, respectively, and at least one side surface, among the plurality of side surfaces, is at least partially uncovered by and exposed from the insulating layer.Type: ApplicationFiled: January 31, 2023Publication date: December 28, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jae Hun KIM, Boum Seock KIM, Ju Hwan YANG, Woo Jin LEE
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Patent number: 11837388Abstract: A coil component includes a body including magnetic metal powder particles and an insulating resin; a coil portion embedded in the body; and first and second external electrodes respectively disposed on the body to be spaced apart from each other and respectively connected to both end portions of the coil portion. A magnetic metal powder particle exposed from a surface of the body, among the magnetic metal powder particles, has a plating prevention film formed on at least a portion of a surface thereof and containing metal ions of the exposed magnetic metal powder particle.Type: GrantFiled: September 17, 2019Date of Patent: December 5, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byung Soo Kang, Ju Hwan Yang, Byeong Cheol Moon, Yoon Mi Cha, Mi Geum Kim
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Patent number: 11830663Abstract: A coil component includes a body having one surface and the other surface, opposing each other, and wall surfaces, and including a metal magnetic powder particle and an insulating resin; a coil portion disposed in the body and including first and second lead-out portions exposed from the one surface of the body to be spaced apart from each other; first and second external electrodes arranged on the one surface of the body to be spaced apart from each other and respectively connected to the first and second lead-out portions; a cover insulating layer covering the other surface of the body and extending to at least portion of each of the wall surfaces of the body; and an oxide insulating film disposed on a surface of the metal magnetic powder particle exposed from the one surface of the body and including metal ions of the metal magnetic powder particle.Type: GrantFiled: August 10, 2020Date of Patent: November 28, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byung Soo Kang, Byeong Cheol Moon, Ju Hwan Yang, Yoon Mi Cha, Tai Yon Cho, Tae Jun Choi
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Patent number: 11830653Abstract: A coil electronic component includes a body having a first surface and a second surface opposing each other and a third and a fourth surface opposing each other, an insulating substrate disposed inside the body, first and second coil portions respectively disposed on opposing surfaces of the insulating substrate, a first lead-out portion connected the first coil portion and exposed from the first and third surfaces, a second lead-out portion connected to the second coil portion and exposed from the second and third surfaces, and first and second external electrodes respectively covering the first and second lead-out portions. The insulating substrate includes a support portion supporting the first and second coil portions, a first tip exposed from the first and third surfaces and supporting the first lead-out portion, and a second tip exposed from the second and third surfaces and supporting the second lead-out portion.Type: GrantFiled: August 1, 2019Date of Patent: November 28, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Byung Soo Kang, Yoon Mi Cha, Byeong Cheol Moon
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Patent number: 11830655Abstract: A coil component includes a body, a support substrate disposed in the body, and a coil portion including a first coil pattern on one surface of the support substrate, a first lead-out pattern extending from the first coil pattern to an end surface of the body, and a second lead-out pattern disposed on the one surface of the support substrate to be spaced apart from the first coil pattern and extending to another end surface of the body. A reinforcing pattern portion is disposed between each lead-out pattern and the one surface of the support substrate, first and second slit portions are disposed in edge portions of the body and respectively expose the first and second lead-out patterns, and first and second external electrodes are respectively disposed on the inner surfaces of the first and second slit portions and respectively connected to the first and second lead-out patterns.Type: GrantFiled: August 11, 2020Date of Patent: November 28, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Joung Gul Ryu, Ji Man Ryu, Byung Soo Kang, Byeong Cheol Moon
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Patent number: 11763978Abstract: A coil component may include a body having one surface and the other surface facing each other; a wound coil embedded in the body; a first lead frame and a second lead frame, embedded in the body and each having one surface exposed to the one surface of the body to be spaced apart from each other; and a connection portion connecting at least one of the first and second lead frames and at least one end portion of the wound coil.Type: GrantFiled: August 5, 2019Date of Patent: September 19, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTDInventors: Ju Hwan Yang, Tae Jun Choi, Byung Soo Kang, Woo Chui Shin, Byeong Cheol Moon
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Patent number: 11756720Abstract: A coil component includes a coil portion embedded in a body, first and second lead-out portions connection to both end of the coil portion, respectively, and exposed from one surface of the body to be spaced apart from each other, and a support substrate supporting the coil portion and the first and second lead-out portions, and exposed from the one surface of the body. Each of the first and second lead-out portions includes a lead-out pattern and an auxiliary lead-out pattern disposed on one surface and the other surface of the support substrate, opposing each other, and exposed from the one surface of the body, respectively, and a connection via penetrating through the support substrate to connect the lead-out pattern and the auxiliary lead-out pattern to each other, and exposed from the one surface of the body.Type: GrantFiled: March 30, 2020Date of Patent: September 12, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Seung Min Lee, Ju Hwan Yang, Yoon Mi Cha
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Patent number: 11721475Abstract: A coil component includes a body; a support substrate embedded in the body; and a coil portion disposed on the support substrate and embedded in the body, and including a lead-out pattern disposed on one surface of the support substrate, and an auxiliary lead-out pattern disposed on the other surface of the support substrate and corresponding to the lead-out pattern. The auxiliary lead-out pattern includes an external surface exposed from a surface of the body and an internal surface opposing the external surface, and the body includes an anchor portion disposed inside the auxiliary lead-out pattern.Type: GrantFiled: October 30, 2019Date of Patent: August 8, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Joung Gul Ryu, Ju Hwan Yang
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Patent number: 11699546Abstract: A coil component includes a body; a supporting substrate embedded in the body; a coil portion including a coil pattern, and a lead-out pattern exposed to an outside of the body through an external surface of the body, and disposed on the supporting substrate and embedded in the body; and an insulating film disposed between the coil portion and the body, wherein at least a portion of the lead-out pattern contacts the body through an opening formed in the insulating film.Type: GrantFiled: May 6, 2020Date of Patent: July 11, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Yong Hui Li, Byung Soo Kang, Byeong Cheol Moon, Ju Hwan Yang, Seung Min Lee
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Publication number: 20230187129Abstract: A coil component includes a molded portion having one surface and another surface opposing each other, and a wound coil disposed on the one surface of the molded portion and including an innermost turn, at least one intermediate turn, and an outermost turn disposed outwardly of a central portion of the one surface of the molded portion. A cover portion is disposed to face the one surface of the molded portion and to cover the wound coil, and first and second external electrodes are connected to the wound coil and arranged to be spaced apart from each other on the other surface of the molded portion. A thickness of one region of the cover portion disposed on the innermost turn is thicker than a thickness of another region of the cover portion disposed on the outermost turn.Type: ApplicationFiled: February 7, 2023Publication date: June 15, 2023Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Byung Soo Kang, Byeong Cheol Moon, Tae Jun Choi, Ju Hwan Yang
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Patent number: 11664153Abstract: A coil component includes a body having one surface and the other surface opposing each other and including a magnetic metal powder particle and an insulating resin; a coil portion embedded in the body and having end portions respectively exposed from end surfaces of the body; first and second external electrodes arranged to be spaced apart from each other on the one surface and extending to the end surfaces to be connected to the end portions, respectively; and an external insulating layer disposed between each of the first and second external electrodes and the one surface of the body. A magnetic metal powder particle exposed on the wall surface of the body, among the magnetic metal powder particle, has a plating prevention film disposed on at least a portion of a surface of the exposed magnetic metal powder particle and including metal ions of the magnetic metal powder particle.Type: GrantFiled: September 10, 2019Date of Patent: May 30, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Byeong Cheol Moon, Byung Soo Kang, Yoon Mi Cha
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Patent number: 11664154Abstract: A coil component includes a support substrate and a coil portion disposed on the support substrate, a body, in which the support substrate and the coil portion are embedded, having one surface and the other surface, one side surface and the other side surface, and one end surface and the other end surface, a first lead-out portion and a second lead-out portion, respectively extending from the coil portion to be exposed from the one side surface and the other side surface, an insulating layer disposed on each of the one surface and the other surface, and an oxide insulating layer disposed on each of the one side surface and the other side surface and each of the one end surface and the other end surface. The insulating layer is provided with a plurality of slits spaced apart from each other to expose a surface of the body.Type: GrantFiled: November 26, 2019Date of Patent: May 30, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Seo Eun Kim, Byung Soo Kang, Byeong Cheol Moon, Joung Gul Ryu
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Patent number: 11640870Abstract: A coil component includes a body having one surface and the other surface opposing each other in a first direction; an internal insulating layer buried in the body; a coil portion disposed in the internal insulating layer, and forming at least one turn centering on an axis in a second direction perpendicular to the first direction; first and second external electrodes disposed on one surface of the body and spaced apart from each other, and connected to the coil portion; an external insulating layer covering the body and exposing the first and second external electrodes. Lengths of the first and second external electrodes taken in the second direction are shorter than a length of the external insulating layer taken in the second direction.Type: GrantFiled: February 21, 2019Date of Patent: May 2, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Ju Hwan Yang, Byung Soo Kang, Byeong Cheol Moon
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Patent number: 11600437Abstract: A coil component includes a molded portion having one surface and another surface opposing each other, and a wound coil disposed on the one surface of the molded portion and including an innermost turn, at least one intermediate turn, and an outermost turn disposed outwardly of a central portion of the one surface of the molded portion. A cover portion is disposed to face the one surface of the molded portion and to cover the wound coil, and first and second external electrodes are connected to the wound coil and arranged to be spaced apart from each other on the other surface of the molded portion. A thickness of one region of the cover portion disposed on the innermost turn is thicker than a thickness of another region of the cover portion disposed on the outermost turn.Type: GrantFiled: September 17, 2019Date of Patent: March 7, 2023Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Byung Soo Kang, Byeong Cheol Moon, Tae Jun Choi, Ju Hwan Yang