Patents by Inventor Hwi Dae KIM

Hwi Dae KIM 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: 10903006
    Abstract: A multilayer ceramic capacitor include: a ceramic body including first and second surfaces opposing each other and third and fourth surfaces connecting the first and second surfaces; a plurality of internal electrodes disposed inside the ceramic body and exposed to the first and second surfaces, the plurality internal electrodes each having one end exposed to the third or fourth surface; and first and second side margin portions disposed on sides of the internal electrodes exposed to the first and second surfaces. A dielectric composition of the first and second side margin portions is different from a dielectric composition of the ceramic body, and a dielectric constant of the first and second side margin portions is lower than a dielectric constant of the ceramic body.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: January 26, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Berm Ha Cha, Soo Kyong Jo, Hwi Dae Kim, Jong Ho Lee
  • Publication number: 20210020374
    Abstract: A multilayer ceramic capacitor includes a body including a dielectric layer and first and second internal electrodes having different sizes to each other, and having first and second surfaces of the first and second internal electrodes, opposing each other in a stacking direction, third and fourth surfaces connected to the first and second surfaces and opposing each other, and fifth and sixth surfaces connected to the first and second surfaces and connected to the third and fourth surfaces, and opposing each other; and first and second external electrodes.
    Type: Application
    Filed: February 5, 2020
    Publication date: January 21, 2021
    Inventors: Hwi Dae Kim, Chan Yoon, Ji Hong Jo, Sang Soo Park, Woo Chul Shin
  • Publication number: 20210020371
    Abstract: A multilayer capacitor and a board having the multilayer capacitor mounted thereon are provided. The multilayer capacitor includes a capacitor body including a dielectric layer and first and second internal electrodes, and first and second external electrodes disposed on both ends of the capacitor body and connected to exposed portions of the first and second internal electrodes, respectively. A/B satisfies 0.0016?A/B<1 in which A is a thickness of the dielectric layer and B is an average length of margins of the capacitor body in a length direction, and A is 1 ?m or less.
    Type: Application
    Filed: January 28, 2020
    Publication date: January 21, 2021
    Inventors: Hwi Dae Kim, Ji Hong JO, Woo Chul Shin, Chan Yoon, Sang Soo Park
  • Publication number: 20200411237
    Abstract: A multilayer ceramic electronic component includes a ceramic body comprising dielectric layers and first and second internal electrodes disposed to face each other with respective dielectric layers interposed therebetween. The first internal electrode comprises a body portion contributing to the capacitance generation and a lead-out portion having a narrower width than the body portion and an end exposed from a surface, and the second internal electrode comprises a body portion contributing to the capacitance generation and a lead-out portion having a narrower width than the body portion and an end exposed from another surface. A ratio (w2/w1) of a width (w2) of the lead-out portion of the first and second internal electrodes to a width (w1) of the body portion satisfies 0.3?w2/w1?0.5.
    Type: Application
    Filed: January 28, 2020
    Publication date: December 31, 2020
    Inventors: Hwi Dae KIM, Young Jun Cha, Woo Chul Shin, Chan Yoon, Tae Hyeok Kim, Sang Soo Park, Ji Hong Jo
  • Publication number: 20200402714
    Abstract: An electronic component includes a capacitor body including a dielectric layer and first and second internal electrodes, and a first to sixth surfaces, the first and the second internal electrodes being exposed through the third and the fourth surfaces, respectively; first and second external electrodes respectively extending from the third and fourth surfaces of the body to a portion of the first surface and respectively connected to the first and second internal electrodes; a shielding layer comprising a cap portion disposed on the second surface of the capacitor body and a side wall portion disposed on the third, fourth, fifth and sixth surfaces of the capacitor body; and an insulating layer disposed between the capacitor body and the shielding layer. A lower portion of the capacitor body is exposed from the insulating layer and the shielding layer.
    Type: Application
    Filed: November 4, 2019
    Publication date: December 24, 2020
    Inventors: Chan Yoon, Sang Soo Park, Hwi Dae Kim, Woo Chul Shin, Ji Hong Jo
  • Publication number: 20200402715
    Abstract: An electronic component includes a capacitor body having alternately stacked first and second internal electrodes with dielectric layers therebetween, the capacitor body having first to sixth surfaces and the first internal electrodes and the second internal electrodes being exposed through the third surface and the fourth surface, respectively. First and second external electrodes are disposed respectively on the third and fourth surfaces of the body and respectively connected to the first and second internal electrodes. A shielding layer includes a cap portion disposed on the second surface of the capacitor body and a side wall portion disposed on the third, fourth, fifth, and sixth surfaces of the capacitor body, and an insulating layer is disposed between the capacitor body and the shielding layer. The shielding layer consists of first and second shielding layers offset from each other in a direction connecting the third and fourth surfaces.
    Type: Application
    Filed: November 5, 2019
    Publication date: December 24, 2020
    Inventors: Chan Yoon, Sang Soo Park, Hwi Dae Kim, Woo Chul Shin, Ji Hong Jo
  • Publication number: 20200279687
    Abstract: A coil component includes a body, an internal insulating layer disposed in the body, and a coil portion disposed on the internal insulating layer. The coil portion includes first and second coil patterns disposed on opposing surfaces of the internal insulating layer, respectively, first main and first auxiliary lead-out portions extending from the first coil pattern and respectively exposed to a front surface and one side surface of the body connected to each other, and second main and second auxiliary lead-out portions extending from the second coil pattern and respectively exposed to a rear surface and another side surface of the body connected to each other.
    Type: Application
    Filed: May 3, 2019
    Publication date: September 3, 2020
    Inventors: Gun Woo KOO, Sung Min SONG, Hwan Soo LEE, Hwi Dae KIM
  • Patent number: 10707021
    Abstract: A multilayer ceramic electronic component includes a body with a plurality of first and second internal electrodes alternately arranged with dielectric layers interposed therebetween. There may be M each of third and fourth external electrodes on opposing sides of the body, where M is greater than or equal to 3 and all external electrodes have different polarities than the adjacent external electrodes. There may be N via electrodes penetrating through the body, where N is greater than or equal to 3 and the via electrodes are connected to either of the first or second internal electrodes. The multilayer ceramic electronic component may achieve low equivalent series inductance (ESL) characteristics and may reduce the mounting area on the circuit board.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: July 7, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sang Soo Park, Young Ghyu Ahn, Hwi Dae Kim
  • Publication number: 20200168399
    Abstract: A capacitor component includes a body including a first surface and a second surface opposing each other in a first direction, a third surface and a fourth surface connected to the first and second surfaces and opposing each other in a second direction, a fifth surface and a sixth surface connected to the first to fourth surfaces and opposing each other in a third direction, and including a first dielectric layer, and a first internal electrode and a second internal electrode disposed to oppose each other in the first direction with the first dielectric layer interposed therebetween; a first side margin portion and a second side margin portion, respectively including a second dielectric layer, a first margin electrode, and a second margin electrode, disposed in parallel with the fifth and sixth surfaces of the body, and respectively disposed on the fifth and sixth surfaces of the body; a first external electrode disposed on the third surface of the body and connected to the first internal electrode and the fi
    Type: Application
    Filed: August 8, 2019
    Publication date: May 28, 2020
    Inventors: Hwi Dae KIM, Sang Soo PARK, Young Ghyu AHN
  • Publication number: 20200143990
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including an active layer, in which first and second internal electrodes are disposed with a dielectric layer interposed therebetween, the N number of each of the first and second internal electrodes being stacked to be alternately exposed from first and second external surfaces; and first and second external electrodes disposed on the first and second external surfaces of the ceramic body and connected to the first and second internal electrodes, respectively. The ceramic body further includes a cover layer disposed above or below the active layer. The cover layer includes a plurality of first and second dummy electrodes. A number (A>N) of the first and second dummy electrodes are stacked to be alternately exposed from the first and second external surfaces.
    Type: Application
    Filed: August 28, 2019
    Publication date: May 7, 2020
    Inventors: Tae Hyeok Kim, Jea Yeol Choi, Sang Soo Park, Hwi Dae Kim, Young Jun Cha
  • Publication number: 20200135397
    Abstract: A multilayer ceramic capacitor includes: a ceramic body including dielectric layers and having first and second surfaces opposing each other, third and fourth surfaces connecting the first and second surfaces to each other, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other; a plurality of internal electrodes disposed in the ceramic body, each exposed to the first and second surfaces and having one ends exposed to the third or fourth surface; and a first side margin portion and a second side margin portion disposed, respectively, on the first and second surfaces, in which a metal or a metal oxide is disposed in the dielectric layer, and a ratio of a diameter of the metal or the metal oxide to a thickness of the dielectric layer is 0.8 or less.
    Type: Application
    Filed: December 26, 2019
    Publication date: April 30, 2020
    Inventors: Yong PARK, Hwi Dae KIM, Ki Pyo HONG
  • Patent number: 10622153
    Abstract: A multilayer capacitor includes a body including an active region including a plurality of first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween and upper and lower cover regions, and having first and second surfaces opposing each other and third and fourth surfaces opposing each other, the first and second internal electrodes being exposed to the third and fourth surfaces, respectively, first and second external electrodes disposed on the third and fourth surfaces, respectively, and connected to the first and second internal electrodes, respectively, and a plurality of dummy electrodes disposed in the lower cover region. A total thickness of the dummy electrodes disposed in the lower cover region is less than 20% of a sum of a thickness of the lower cover region and a thickness of one of the first and second external electrodes disposed on a mounting surface of the body.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: April 14, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hwi Dae Kim, Sang Soo Park, Young Ghyu Ahn
  • Patent number: 10566128
    Abstract: An inductor includes first and second coil patterns disposed in a single chip, and at least one common lead terminal electrically connected to respective end portions of the first and second coil patterns. The first and second coil patterns operate independently of each other, such that a range of a current passing through the first coil pattern and a range of a current passing through the second coil pattern are different from each other. The first and second coil patterns are coil patterns having different electrical characteristics.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: February 18, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Young Su Jang, Bum Sik Wang, Jin Hwan Kim, Hwi Dae Kim, Min Ha Hwang
  • Patent number: 10553359
    Abstract: A multilayer ceramic capacitor includes: a ceramic body including dielectric layers and having first and second surfaces opposing each other, third and fourth surfaces connecting the first and second surfaces to each other, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other; a plurality of internal electrodes disposed in the ceramic body, each exposed to the first and second surfaces and having one ends exposed to the third or fourth surface; and a first side margin portion and a second side margin portion disposed, respectively, on the first and second surfaces, in which a metal or a metal oxide is disposed in the dielectric layer, and a ratio of a diameter of the metal or the metal oxide to a thickness of the dielectric layer is 0.8 or less.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: February 4, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yong Park, Hwi Dae Kim, Ki Pyo Hong
  • Publication number: 20190333689
    Abstract: An inductor includes a body in which a plurality of insulating layers on which a plurality of coil patterns are respectively disposed are stacked, and first and second external electrodes disposed on an external surface of the body. The plurality of coil patterns are connected to each other by coil connecting portions and opposing ends thereof are connected to the first and second external electrodes through coil lead portions, respectively, to form a coil. The plurality of coil patterns include coil patterns disposed on outermost sides of the body and coil patterns disposed on an inner side thereof. The coil patterns arranged on the inner side are connected in parallel. At least one of gaps between the coil patterns arranged on the inner side is greater than a gap between other remaining coil patterns.
    Type: Application
    Filed: November 13, 2018
    Publication date: October 31, 2019
    Inventors: Sang Soo PARK, Hwi Dae KIM, Young Ghyu AHN
  • Publication number: 20190244760
    Abstract: A multilayer ceramic electronic component includes a body with a plurality of first and second internal electrodes alternately arranged with dielectric layers interposed therebetween. There may be M each of third and fourth external electrodes on opposing sides of the body, where M is greater than or equal to 3 and all external electrodes have different polarities than the adjacent external electrodes. There may be N via electrodes penetrating through the body, where N is greater than or equal to 3 and the via electrodes are connected to either of the first or second internal electrodes. The multilayer ceramic electronic component may achieve low equivalent series inductance (ESL) characteristics and may reduce the mounting area on the circuit board.
    Type: Application
    Filed: April 19, 2019
    Publication date: August 8, 2019
    Inventors: Sang Soo PARK, Young Ghyu AHN, Hwi Dae KIM
  • Patent number: 10347430
    Abstract: A multilayer ceramic electronic component includes a body with a plurality of first and second internal electrodes alternately arranged with dielectric layers interposed therebetween. There may be M each of third and fourth external electrodes on opposing sides of the body, where M is greater than or equal to 3 and all external electrodes have different polarities than the adjacent external electrodes. There may be N via electrodes penetrating through the body, where N is greater than or equal to 3 and the via electrodes are connected to either of the first or second internal electrodes. The multilayer ceramic electronic component may achieve low equivalent series inductance (ESL) characteristics and may reduce the mounting area on the circuit board.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: July 9, 2019
    Assignee: Samsung EIectro-Mechanics Co., Ltd.
    Inventors: Sang Soo Park, Young Ghyu Ahn, Hwi Dae Kim
  • Publication number: 20190198235
    Abstract: There are provided a wire wound inductor and a manufacturing method thereof according to an exemplary embodiment in the present disclosure. The wire wound inductor according to an exemplary embodiment in the present disclosure includes a winding coil, a magnetic core embedding the winding coil, and an adhesive portion disposed between the magnetic core and the winding coil and enclosing the winding coil.
    Type: Application
    Filed: June 8, 2018
    Publication date: June 27, 2019
    Inventors: Ju Hwan YANG, Young Seuck YOO, Hwi Dae KIM
  • Publication number: 20190180936
    Abstract: A multilayer ceramic capacitor include: a ceramic body including first and second surfaces opposing each other and third and fourth surfaces connecting the first and second surfaces; a plurality of internal electrodes disposed inside the ceramic body and exposed to the first and second surfaces, the plurality internal electrodes each having one end exposed to the third or fourth surface; and first and second side margin portions disposed on sides of the internal electrodes exposed to the first and second surfaces. A dielectric composition of the first and second side margin portions is different from a dielectric composition of the ceramic body, and a dielectric constant of the first and second side margin portions is lower than a dielectric constant of the ceramic body.
    Type: Application
    Filed: October 18, 2018
    Publication date: June 13, 2019
    Inventors: Berm Ha CHA, Soo Kyong JO, Hwi Dae KIM, Jong Ho LEE
  • Publication number: 20190172646
    Abstract: A multilayer capacitor includes a body including an active region including a plurality of first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween and upper and lower cover regions, and having first and second surfaces opposing each other and third and fourth surfaces opposing each other, the first and second internal electrodes being exposed to the third and fourth surfaces, respectively, first and second external electrodes disposed on the third and fourth surfaces, respectively, and connected to the first and second internal electrodes, respectively, and a plurality of dummy electrodes disposed in the lower cover region. A total thickness of the dummy electrodes disposed in the lower cover region is less than 20% of a sum of a thickness of the lower cover region and a thickness of one of the first and second external electrodes disposed on a mounting surface of the body.
    Type: Application
    Filed: May 10, 2018
    Publication date: June 6, 2019
    Inventors: Hwi Dae KIM, Sang Soo PARK, Young Ghyu AHN