Patents by Inventor Dong-Jin Jeong

Dong-Jin Jeong 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: 20200075228
    Abstract: There is provided a chip electronic component including: a magnetic body in which an internal coil part is embedded, wherein the internal coil part includes: a first coil pattern part; and a second coil pattern part formed on the first coil pattern part, when a minimum interval between adjacent coil pattern portions in the first coil pattern part is defined as a, and a maximum thickness of each coil pattern portion in the first coil pattern part is defined as b, a?15 ?m and b/a?7 are satisfied.
    Type: Application
    Filed: November 7, 2019
    Publication date: March 5, 2020
    Inventor: Dong Jin JEONG
  • Patent number: 10580563
    Abstract: A coil component includes: a coil part; and a body formed around the coil part and containing a magnetic material. The body contains a first magnetic powder particle having a first insulating film formed on a surface thereof, and a second magnetic powder particle having a second insulating film formed on a surface thereof, and an average thickness of the first insulating film is thicker than that of the second insulating film.
    Type: Grant
    Filed: June 15, 2016
    Date of Patent: March 3, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Patent number: 10553338
    Abstract: There are provided a chip electronic component and a board having the same. The chip electronic component includes: a substrate; a first internal coil part disposed on one surface of the substrate; a second internal coil part disposed on the other surface of the substrate opposing one surface thereof; a via penetrating through the substrate to connect the first and second internal coil parts to each other; and first and second via pads disposed on one surface and the other surface of the substrate, respectively, to cover the via, wherein the first and second via pads are extended in a direction toward portions of the first and second internal coil parts adjacent thereto.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: February 4, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Patent number: 10546681
    Abstract: An electronic component includes a magnetic body; and a coil pattern embedded in the magnetic body, the coil pattern including an internal coil part having a spiral shape and a lead part connected to an end of the internal coil part and exposed to an external surface of the magnetic body. The lead part includes at least two regions having different thicknesses, and the thickness of at least a portion of the lead part having a relatively thin thickness is thinner than a thickness of the internal coil part.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: January 28, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jin Jeong, Kyung Seop Lee, Yong Un Choi, Kyung Min Son
  • Patent number: 10515750
    Abstract: A coil electronic component includes a substrate; a coil pattern formed on at least one of first and second main surfaces of the substrate; a body region filling at least a core region of the coil pattern and having a magnetic material; and a lead portion forming a portion of an outermost region of the coil pattern and exposed to the outside of the body region. A distance between the lead portion and a portion of the coil pattern which is immediately adjacent to the lead portion and which is disposed between the lead portion and a center of the coil pattern is larger than a distance between adjacent patterns of the coil pattern.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: December 24, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Patent number: 10483024
    Abstract: A coil electronic component including: a substrate; a coil pattern disposed on at least one surface of the substrate; a body filling at least a core area of the coil pattern and containing a magnetic material; and a magnetic flux controller disposed at an outer surface of the body to correspond to the core area and containing a magnetic material which has a permittivity value higher than that of the magnetic material of the body.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: November 19, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Publication number: 20190267178
    Abstract: An electronic component includes a magnetic body; and a coil pattern embedded in the magnetic body, the coil pattern including an internal coil part having a spiral shape and a lead part connected to an end of the internal coil part and exposed to an external surface of the magnetic body. The lead part includes at least two regions having different thicknesses, and the thickness of at least a portion of the lead part having a relatively thin thickness is thinner than a thickness of the internal coil part.
    Type: Application
    Filed: May 15, 2019
    Publication date: August 29, 2019
    Inventors: Dong Jin JEONG, Kyung Seop LEE, Yong Un CHOI, Kyung Min SON
  • Publication number: 20190237232
    Abstract: A chip electronic component includes a magnetic body including an insulating substrate, and an internal coil part formed on at least one surface of the insulating substrate. The internal coil part includes first coil patterns formed on the insulating substrate, second coil patterns disposed on the first coil patterns, and third coil patterns disposed on the second coil patterns, and interface parts distinguished from the first to third coil patterns are disposed on at least one of interfaces between the first and second coil patterns and interfaces between the second and third coil patterns.
    Type: Application
    Filed: April 11, 2019
    Publication date: August 1, 2019
    Inventor: Dong Jin Jeong
  • Patent number: 10332667
    Abstract: An electronic component includes a magnetic body; and a coil pattern embedded in the magnetic body, the coil pattern including an internal coil part having a spiral shape and a lead part connected to an end of the internal coil part and exposed to an external surface of the magnetic body. The lead part includes at least two regions having different thicknesses, and the thickness of at least a portion of the lead part having a relatively thin thickness is thinner than a thickness of the internal coil part.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: June 25, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jin Jeong, Kyung Seop Lee, Yong Un Choi, Kyung Min Son
  • Patent number: 10297377
    Abstract: A chip electronic component includes a magnetic body including an insulating substrate, and an internal coil part formed on at least one surface of the insulating substrate. The internal coil part includes first coil patterns formed on the insulating substrate, second coil patterns disposed on the first coil patterns, and third coil patterns disposed on the second coil patterns, and interface parts distinguished from the first to third coil patterns are disposed on at least one of interfaces between the first and second coil patterns and interfaces between the second and third coil patterns.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: May 21, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Publication number: 20190108936
    Abstract: There are provided a chip electronic component and a board having the same. The chip electronic component includes: a substrate; a first internal coil part disposed on one surface of the substrate; a second internal coil part disposed on the other surface of the substrate opposing one surface thereof; a via penetrating through the substrate to connect the first and second internal coil parts to each other; and first and second via pads disposed on one surface and the other surface of the substrate, respectively, to cover the via, wherein the first and second via pads are extended in a direction toward portions of the first and second internal coil parts adjacent thereto.
    Type: Application
    Filed: December 6, 2018
    Publication date: April 11, 2019
    Inventor: Dong Jin JEONG
  • Patent number: 10256032
    Abstract: An electronic component includes: a magnetic body; first and second internal coil parts embedded in the magnetic body to be spaced apart from each other and including coil conductors disposed on first and second support members; and a spacer part disposed between the first and second internal coil parts and suppressing mutual interference of magnetic fields generated by the first and second internal coil parts.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: April 9, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Publication number: 20190066901
    Abstract: An electronic component includes a magnetic body, and a coil pattern embedded in the magnetic body and including internal coil parts having a spiral shape and lead parts connected to ends of the internal coil parts and externally exposed from the magnetic body. A thickness of each of the lead parts is formed to be thinner than a thickness of each of the internal coil parts.
    Type: Application
    Filed: October 25, 2018
    Publication date: February 28, 2019
    Inventors: Dong Jin JEONG, Jae Yeol CHOI
  • Publication number: 20190043659
    Abstract: An electronic component includes a magnetic body, and first and second internal coil parts embedded in the magnetic body spaced apart from each other and including coil conductors disposed on first and second surfaces of a support member. First and second spacer parts are disposed between the first and second internal coil parts in upper and lower portions of the magnetic body, respectively, with an interval therebetween.
    Type: Application
    Filed: October 5, 2018
    Publication date: February 7, 2019
    Inventor: Dong Jin JEONG
  • Patent number: 10170229
    Abstract: There is provided a chip electronic component including: an insulating substrate; a first coil part disposed on one surface of the insulating substrate; a second coil part disposed on the other surface of the insulating substrate opposing one surface of the insulating substrate; a via connecting the first and second internal coil parts to each other while penetrating through the insulating substrate; first and second via pads disposed on one surface and the other surface of the insulating substrate, respectively, so as to cover the via; and a first dummy pattern disposed in a region of one surface of the insulating substrate adjacent to the first via pad and a second dummy pattern disposed in a region of the other surface of the insulating substrate adjacent to the second via pad.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: January 1, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Patent number: 10141099
    Abstract: An electronic component includes a magnetic body and an internal coil structure embedded in the magnetic body. The internal coil structure includes a first coil pattern part and a second coil pattern part formed on the first coil pattern part. An outermost coil pattern portion of the first coil pattern part is thicker than an inner coil pattern portion thereof.
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Patent number: 10141097
    Abstract: An electronic component includes a magnetic body, and a coil pattern embedded in the magnetic body and including internal coil parts having a spiral shape and lead parts connected to ends of the internal coil parts and externally exposed from the magnetic body. A thickness of each of the lead parts is formed to be thinner than a thickness of each of the internal coil parts.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: November 27, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jin Jeong, Jae Yeol Choi
  • Patent number: 10115518
    Abstract: A coil electronic component includes a substrate; a coil pattern formed on at least one of first and second main surfaces of the substrate; a body region filling at least a core region of the coil pattern and having a magnetic material; and a magnetic flux controlling part covering at least the coil pattern and having a material having a saturation magnetic flux density higher than that of a magnetic material contained in the body region.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: October 30, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong
  • Publication number: 20180233270
    Abstract: A coil electronic component includes a magnetic body having an internal coil part embedded therein, in which the internal coil part includes an insulating substrate, a first insulator, a coil conductor, and a second insulator. The first insulator is disposed on at least one of first and second main surfaces of the insulating substrate and has a groove formed therein. The coil conductor is formed inside the groove. The second insulator encloses the insulating substrate, the first insulator, and the coil conductor. The first insulator may be formed to a thickness larger than (and no more than 40 ?m thicker than) a thickness of the coil conductor on the insulating substrate. The first insulator may be formed to a width of 3 ?m to 50 ?m. Further, the second insulator may extend to a thickness 1 ?m to 20 ?m larger than that of the first insulator on the insulating substrate.
    Type: Application
    Filed: April 17, 2018
    Publication date: August 16, 2018
    Inventor: Dong Jin JEONG
  • Patent number: 9978501
    Abstract: A coil electronic component includes a magnetic body having an internal coil part embedded therein, in which the internal coil part includes an insulating substrate, a first insulator, a coil conductor, and a second insulator. The first insulator is disposed on at least one of first and second main surfaces of the insulating substrate and has a groove formed therein. The coil conductor is formed inside the groove. The second insulator encloses the insulating substrate, the first insulator, and the coil conductor. The first insulator may be formed to a thickness larger than (and no more than 40 ?m thicker than) a thickness of the coil conductor on the insulating substrate. The first insulator may be formed to a width of 3 ?m to 50 ?m. Further, the second insulator may extend to a thickness 1 ?m to 20 ?m larger than that of the first insulator on the insulating substrate.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: May 22, 2018
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Dong Jin Jeong