Patents by Inventor Tai Yon Cho

Tai Yon Cho 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: 11915853
    Abstract: 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: Grant
    Filed: November 6, 2020
    Date of Patent: February 27, 2024
    Assignee: 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
  • Patent number: 11881346
    Abstract: A coil electronic component includes a body having one surface and the other surface, opposing each other, and a plurality of wall surfaces respectively connecting the one surface and the other surface of the body, first and second recesses, respectively formed in both end surfaces of the body opposing each other among the plurality of wall surfaces of the body, extending to the one surface of the body, a wound coil, embedded in the body, including first and second lead-out portions, a first external electrode disposed along an internal wall of the first recess and the one surface of the body and connected to the first lead-out portion, and a second external electrode disposed along an internal wall of the second recess and the one surface of the body and connected to the first lead-out portion. The first and second external electrodes are spaced apart from each other.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: January 23, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: In Young Kang, Byeong Cheol Moon, Doo Ho Park, Tai Yon Cho, No Il Park, Seung Mo Lim, Tae Jun Choi, Jeong Hoon Ryou
  • Patent number: 11830663
    Abstract: 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: Grant
    Filed: August 10, 2020
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Soo Kang, Byeong Cheol Moon, Ju Hwan Yang, Yoon Mi Cha, Tai Yon Cho, Tae Jun Choi
  • Patent number: 11562852
    Abstract: A coil component includes a body having one surface and the other surface and a plurality of wall surfaces, first and second insulating substrates spaced apart from each other, first and second recesses disposed in both end surfaces of the body and extending to one surface of the body, first and second coil portions disposed on the first and second insulating substrates, one ends and the other ends of the first and second coil portions being exposed to the first and second recesses, first and second external electrodes disposed along an inner surface of the first recess and one surface of the body and connected to one ends of the first and second coil portions, and third and fourth external electrodes disposed along an inner surface of the second recess and one surface of the body and connected to the other ends of the first and second coil portions.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: January 24, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: No Il Park, Seung Mo Lim, Tai Yon Cho, In Young Kang, Byeong Cheol Moon, Doo Ho Park, Jeong Hoon Ryou, Tae Jun Choi
  • Publication number: 20220399161
    Abstract: A coil component including: a body; a coil portion including first and second lead-out terminals and disposed in the body; an insulating film disposed between the coil portion and the body and containing a thermosetting resin having a vinyl group; and an external electrode portion disposed on the body and connected to each of the first and second lead-out terminals of the coil portion.
    Type: Application
    Filed: April 27, 2022
    Publication date: December 15, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwan YANG, Yoon Mi CHA, Mi Geum KIM, Tai Yon CHO, Byeong Cheol MOON
  • Publication number: 20220392697
    Abstract: A coil component may include a body, a coil portion including first and second lead-out portions spaced apart from each other, first and second slit portions formed at an edge portion and exposing the first and second lead-out portions, first and second external electrodes disposed to be spaced apart from each other on one surface of the body, and extending onto the first and second slit portions, respectively, to be connected to the first and second lead-out portions, a slit insulating layer covering at least portions of the first and second external electrodes in the first and second slit portions, and a surface insulating layer disposed on the slit insulating layer and extending to cover at least portions of the first or second external electrodes disposed on the one surface of the body.
    Type: Application
    Filed: April 29, 2022
    Publication date: December 8, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yoon Mi Cha, Ju Hwan Yang, Seung Mo Lim, No Il Park, Tai Yon Cho, Byeong Cheol Moon
  • Publication number: 20220384086
    Abstract: A coil component includes a body having one surface and another surface opposing each other, opposing end surfaces each connecting the one surface and the other surface to each other, and opposing side surfaces each connecting the end surfaces to each other. An internal insulating layer is embedded in the body, and a coil portion is disposed on at least one surface of the internal insulating layer and includes the first and second lead-out portions. The body has a recess disposed in each end surface of the body to expose the first and second lead-out portions. First and second external electrodes each include a connection portion disposed in the recess to be connected to a respective one of the first and second lead-out portions, and each include a pad portion disposed on the one surface of the body. A filling portion fills the recess and covers the connection portion.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo LIM, Byeong Cheol MOON, Dong Sik YOO, Doo Ho PARK, Tae Jun CHOI, Jeong Hoon RYOU, No Il PARK, Tai Yon CHO
  • Patent number: 11450474
    Abstract: A coil component includes a body having one surface and another surface opposing each other, opposing end surfaces each connecting the one surface and the other surface to each other, and opposing side surfaces each connecting the end surfaces to each other. An internal insulating layer is embedded in the body, and a coil portion is disposed on at least one surface of the internal insulating layer and includes the first and second lead-out portions. The body has a recess disposed in each end surface of the body to expose the first and second lead-out portions. First and second external electrodes each include a connection portion disposed in the recess to be connected to a respective one of the first and second lead-out portions, and each include a pad portion disposed on the one surface of the body. A filling portion fills the recess and covers the connection portion.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: September 20, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo Lim, Byeong Cheol Moon, Dong Sik Yoo, Doo Ho Park, Tae Jun Choi, Jeong Hoon Ryou, No Il Park, Tai Yon Cho
  • Patent number: 11437183
    Abstract: A coil component includes a body, a coil part including a coil pattern and embedded in the body, an external electrode disposed on an external surface of the body and electrically connected to the coil part, a shielding layer disposed on the external surface of the body, and a ceramic insulating layer disposed on a surface of the shielding layer.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: September 6, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Hee Oh, Tae Jun Choi, Tai Yon Cho, Byeong Cheol Moon
  • Patent number: 11367561
    Abstract: A coil component includes a body and a coil portion disposed in the body and including first and second lead-out portions. Recesses are disposed along edges of one surface of the body, and expose the first and second lead-out portions to internal walls and lower surfaces of the recesses. First and second external electrodes are disposed in the recesses, and are connected to the first and second lead-out portions. A third external electrode is disposed in the recesses, and is connected to a connection electrode disposed on side surfaces of the body and on another surface of the body opposite to the one surface. An external insulating layer covers the connection electrode, and has an opening exposing at least a portion of the connection electrode. A shielding layers is disposed on the external insulating layer and in the opening and connects to the connection electrode.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: June 21, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo Lim, Byeong Cheol Moon, Tai Yon Cho, Tae Jun Choi, Jeong Hoon Ryou, Dong Sik Yoo, No Il Park, Seung Hee Oh
  • Publication number: 20220157510
    Abstract: A coil component includes a body having one surface and the other surface, opposing each other, both lateral surfaces respectively connecting the one surface and the other surface and opposing each other, and both end surfaces respectively connecting the both lateral surfaces and opposing each other; a coil unit disposed in the body; a first external electrode and a second external electrode, respectively connected to the coil unit and disposed to be spaced apart from each other on the one surface of the body; and a first insulating layer covering the other surface of the body, the both lateral surfaces of the body, and the both end surfaces of the body.
    Type: Application
    Filed: February 1, 2021
    Publication date: May 19, 2022
    Inventors: Ju Hwan Yang, Seung Mo Lim, Tae Jun Choi, Byung Soo Kang, Yong Hui Li, Tai Yon Cho, No Il Park, Yoon Mi Cha, Boum Seock Kim, Seung Min Lee
  • Patent number: 11335496
    Abstract: A coil component includes a body having a bottom surface and a top surface opposing each other in one direction, and a plurality of walls each connecting the bottom surface to the top surface of the body; recesses respectively formed in both front and rear surfaces of the body opposing each other among the plurality of walls of the body and extending up to the bottom surface of the body; a coil portion buried in the body and including first and second lead-out portions exposed to internal walls and lower ledge surfaces of the recesses; first and second external electrodes respectively including connection portions disposed in the recesses and extended portions disposed on the bottom surface of the body, and connected to the coil portion; a shielding layer including a cap portion disposed on the top surface of the body and side wall portions respectively disposed on the plurality of walls of the body; and an insulating layer disposed between the body and the shielding layer and extending onto lower ledge surfa
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: May 17, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Soo Kang, Tai Yon Cho, Yoon Mi Cha, Ju Hwan Yang, Jeong Suong Yang, No Il Park, Byeong Cheol Moon, Tae Jun Choi, Seung Mo Lim
  • Publication number: 20220148794
    Abstract: A coil component includes a body including a first insulating resin, a coil unit disposed in the body, and first and second external electrodes disposed to be spaced apart from each other on the body and connected to the coil unit, wherein a first surface of the body has a recess portion, and an identification portion is disposed in the recess portion and includes a second insulating resin.
    Type: Application
    Filed: February 16, 2021
    Publication date: May 12, 2022
    Inventors: No Il PARK, Seung Mo LIM, Tae Jun CHOI, Boum Seock KIM, Tai Yon CHO, Byung Soo KANG
  • Publication number: 20210383959
    Abstract: 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: Application
    Filed: November 6, 2020
    Publication date: December 9, 2021
    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
  • Patent number: 11195652
    Abstract: A coil component includes: a body having one surface and the other surface opposing each other in one direction; a coil portion including a coil pattern having at least one turn around the one direction, and embedded in the body; an external electrode disposed on the one surface of the body and connected to the coil portion; a shielding layer disposed on the other surface of the body; and an insulating layer disposed between the body and the shielding layer.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: December 7, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tai Yon Cho, Tae Jun Choi, Jung Young Cho, Chang Hak Choi, Byeong Cheol Moon, Seung Hee Oh
  • Publication number: 20210350976
    Abstract: 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: Application
    Filed: August 10, 2020
    Publication date: November 11, 2021
    Inventors: Byung Soo KANG, Byeong Cheol MOON, Ju Hwan YANG, Yoon Mi CHA, Tai Yon CHO, Tae Jun CHOI
  • Patent number: 11152147
    Abstract: 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 a wall surface connecting the first and second surfaces; a coil part including coil patterns and including at least one turn centered on the thickness direction; external electrodes disposed on the first surface of the body and electrically connected to the coil part; a shielding layer including a cap portion disposed on the second surface of the body and side wall portions disposed on the wall surface of the body and each having a first end connected to the cap portion; an insulating layer disposed between the body and the shielding layer; and a gap portion bounded by a second end of the shielding layer opposing the first end and the first surface of the body to expose portions of the wall surface.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: October 19, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tai Yon Cho, Chang Hak Choi, Byeong Cheol Moon, Sang Jong Lee, Hee Soo Yoon, Tae Jun Choi, Seung Hee Oh, Su Bong Jang
  • Publication number: 20200381170
    Abstract: A coil component includes a body having one surface and the other surface and a plurality of wall surfaces, first and second insulating substrates spaced apart from each other, first and second recesses disposed in both end surfaces of the body and extending to one surface of the body, first and second coil portions disposed on the first and second insulating substrates, one ends and the other ends of the first and second coil portions being exposed to the first and second recesses, first and second external electrodes disposed along an inner surface of the first recess and one surface of the body and connected to one ends of the first and second coil portions, and third and fourth external electrodes disposed along an inner surface of the second recess and one surface of the body and connected to the other ends of the first and second coil portions.
    Type: Application
    Filed: September 13, 2019
    Publication date: December 3, 2020
    Inventors: No Il PARK, Seung Mo LIM, Tai Yon CHO, In Young KANG, Byeong Cheol MOON, Doo Ho PARK, Jeong Hoon RYOU, Tae Jun CHOI
  • Publication number: 20200350115
    Abstract: A coil electronic component includes a body having one surface and the other surface, opposing each other, and a plurality of wall surfaces respectively connecting the one surface and the other surface of the body, first and second recesses, respectively formed in both end surfaces of the body opposing each other among the plurality of wall surfaces of the body, extending to the one surface of the body, a wound coil, embedded in the body, including first and second lead-out portions, a first external electrode disposed along an internal wall of the first recess and the one surface of the body and connected to the first lead-out portion, and a second external electrode disposed along an internal wall of the second recess and the one surface of the body and connected to the first lead-out portion. The first and second external electrodes are spaced apart from each other.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 5, 2020
    Inventors: In Young KANG, Byeong Cheol MOON, Doo Ho PARK, Tai Yon CHO, No Il PARK, Seung Mo LIM, Tae Jun CHOI, Jeong Hoon RYOU
  • Patent number: 10692638
    Abstract: A magnetic sheet includes one or more magnetic layers formed of a metal ribbon, the metal ribbon includes fragments with metal oxide coating layers formed in spaces between the fragments.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: June 23, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jung Young Cho, Tai Yon Cho, Sung Nam Cho, Chang Hak Choi, San Kyeong