Patents by Inventor Yeol Choi

Yeol Choi 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: 10650971
    Abstract: A capacitor component includes a body including first and second internal electrodes alternately disposed with respective dielectric layers interposed therebetween to be exposed to the third and fourth surfaces of the body, respectively; first and second conductive layers covering the third and fourth surfaces and connected to the first and second internal electrodes, respectively; first and second insulating layers covering the first and second conductive layers, respectively; first and second band portions spaced apart from each other on the second surface of the body; first and second external electrodes covering a portion of the first and second band portions and the first insulating layer, respectively; and third and fourth external electrodes covering a portion of the first and second insulating layers and a portion of the first surface of the body, respectively; and a method of manufacturing the same.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: May 12, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Man Jung, Jin Kyung Joo, Ik Hwan Chang, Byeong Chan Kwon, Ji Hyun Park, Do Heung Na, Jae Yeol Choi, Sung Hyun Cho
  • 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: 20200143989
    Abstract: A multi-layered ceramic capacitor capable of realizing an improved process yield and miniaturization while having an overvoltage protection function may be provided. The multi-layered ceramic capacitor may include a ceramic body including a first internal electrode, a second internal electrode, a dielectric layer, and an overvoltage protection layer; and an external electrode disposed at both ends of the ceramic body, wherein the overvoltage protection layer may be disposed between the first internal electrode and the second internal electrode.
    Type: Application
    Filed: September 12, 2019
    Publication date: May 7, 2020
    Inventors: Soo Hwan SON, Young Ghyu AHN, Jea Yeol CHOI
  • Publication number: 20200126726
    Abstract: A capacitor component includes a body having a first surface and a second surface opposing each other and including a multilayer structure in which a plurality of dielectric layers are stacked and first and second internal electrodes are alternately disposed with respective dielectric layers interposed therebetween and exposed to the first surface and the second surface, respectively, first and second metal layers covering the first surface and the second surface and connected to the first and second internal electrodes, respectively, first and second ceramic layers covering the first and second metal layers, and first and second external electrodes covering the first and second ceramic layers and connected to the first and second metal layers to be electrically connected to the first and second internal electrodes, respectively.
    Type: Application
    Filed: December 17, 2019
    Publication date: April 23, 2020
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyun CHO, Byeong Chan KWON, Yong Jin YUN, Ki Pyo HONG, Jae Yeol CHOI
  • Patent number: 10629333
    Abstract: A superconductive cable including: a former; one or more superconductive conductor layers provided outside the former; an insulating layer configured to surround the superconductive conductor layers; and one or more superconductive shield layers provided on an exterior of the insulating layer. The superconductive conductor layers and the superconductive shield layers are formed of superconductive wire rods, and each superconductive wire rod includes a metal substrate layer and a plurality of superconducting layers deposited on the metal substrate layer using a superconductive material. In the superconductive wire rods of an outermost superconductive conductor layer among the superconductive conductor layers and an innermost superconductive shield layer among the superconductive shield layers, each of the metal substrate layers and the superconducting layers are disposed in opposite directions.
    Type: Grant
    Filed: November 11, 2014
    Date of Patent: April 21, 2020
    Assignee: LS CABLE & SYSTEM LTD.
    Inventors: Jin Bae Na, Han Joong Kim, Young Woong Kim, Chang Yeol Choi, Heo Gyung Sung, Seok Ju Lee
  • Patent number: 10629379
    Abstract: A capacitor component includes a body having a first surface and a second surface opposing each other and including a multilayer structure in which a plurality of dielectric layers are stacked and first and second internal electrodes are alternately disposed with respective dielectric layers interposed therebetween and exposed to the first surface and the second surface, respectively, first and second metal layers covering the first surface and the second surface and connected to the first and second internal electrodes, respectively, first and second ceramic layers covering the first and second metal layers, and first and second external electrodes covering the first and second ceramic layers and connected to the first and second metal layers to be electrically connected to the first and second internal electrodes, respectively.
    Type: Grant
    Filed: September 6, 2017
    Date of Patent: April 21, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyun Cho, Byeong Chan Kwon, Yong Jin Yun, Ki Pyo Hong, Jae Yeol Choi
  • Patent number: 10612488
    Abstract: A fuel injector for a combustion engine is disclosed. The fuel injector includes an injector body having a nozzle orifice, a solenoid coil mounted in the injector body, a control chamber filled with high-pressure fuel, an armature moved by electromagnetic force of the solenoid coil to vary fuel pressure in the control chamber, and a needle that moves to open or close the nozzle orifice according to the variation in the fuel pressure in the control chamber. The fuel injector further includes piezoelectric actuator for adjusting a fuel injection rate by adjusting an opening speed of the nozzle orifice based on a load condition of the engine.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: April 7, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventor: Chang Yeol Choi
  • Patent number: 10614950
    Abstract: A coil component assembly includes a support member, a plurality of processed spaces penetrating through the support member, a plurality of coils disposed in the plurality of processed spaces, respectively, and a magnetic material covering the support member and the plurality of coils. The coil component assembly can be diced to form individually coil components.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: April 7, 2020
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jin Mo Ahn, Yun Suk Oh, Jae Yeol Choi
  • Patent number: 10593484
    Abstract: An electronic component includes: a plurality of multilayer capacitors stacked in multiple rows and columns and each having external electrodes on both ends thereof in a first direction; and a board including a body and a connection portion. The connection portion includes: a plurality of positive electrode land patterns; a plurality of negative electrode land patterns; positive and negative electrode terminal patterns formed on a lower surface of the body to be spaced apart from each other in the first direction; a positive electrode connection portion connecting the plurality of positive electrode land patterns to the positive electrode terminal pattern; and a negative electrode connection portion connecting the plurality of negative electrode land patterns to the negative electrode terminal pattern.
    Type: Grant
    Filed: October 9, 2018
    Date of Patent: March 17, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ho Yoon Kim, Jae Yeol Choi, Soo Hwan Son
  • Publication number: 20200075258
    Abstract: A multilayer capacitor includes a body, a plurality of internal electrodes and external electrodes disposed on external surfaces of the body and electrically connected to the internal electrodes, wherein in the body, corners of cover portions include curved surfaces, and 10 ?m?R?T/4 in which R is a radius of curvature of the curved surface corners and T is a thickness of the body, and when a distance from a surface of the body to an internal electrode closest to the surface of the body among the plurality of internal electrodes is a margin, a margin (?) of each of the corners formed as the curved surfaces in the cover portions is greater than or equal to a margin (Wg) of the body in a width direction.
    Type: Application
    Filed: July 25, 2019
    Publication date: March 5, 2020
    Inventors: Byeong Gyu PARK, So Ra KANG, Yong Jin YUN, Jea Yeol CHOI, Jung Min PARK
  • Publication number: 20200075259
    Abstract: A multilayer capacitor includes a body, a plurality of internal electrodes, and an external electrode. A cover portion of the body has curved corners, and a radius of curvature, R, of each of the curved corners and a thickness, T, of the body satisfy a condition of 10 ?m?R?T/3, and a width, W, and a thickness, T, of the body satisfy a condition of T/W<0.8.
    Type: Application
    Filed: July 30, 2019
    Publication date: March 5, 2020
    Inventors: Byeong Gyu Park, Yong Jin Yun, So Ra Kang, Jung Min Park, Jea Yeol Choi
  • Publication number: 20200075260
    Abstract: A multilayer capacitor includes a body including a stacked structure of a plurality of dielectric layers and a plurality of internal electrodes, wherein, in the body, corners of cover portions are formed as curved surfaces, and 10 ?m?R?T/4 in which R is a radius of curvature of the curved surface corners and T is a thickness of the body, and 0.8?Tg/Wg?1.2 in which Wg is a margin of the body in a width direction, and Tg is a margin of the body in a thickness direction.
    Type: Application
    Filed: August 1, 2019
    Publication date: March 5, 2020
    Inventors: Yong Jin YUN, Byeong Gyu PARK, So Ra KANG, Jung Min PARK, Jea Yeol CHOI
  • Publication number: 20200075249
    Abstract: A capacitor component includes: a body including first and second internal electrodes alternately disposed in a first direction; first and second connection electrodes extending in the first direction in the body, respectively connected to the first and second internal electrodes, and opposing each other in a second direction; and first and second external electrodes disposed on one surface of the body and respectively connected to the first and second connection electrodes and each include an extended pattern disposed at one end portion on the one surface in the second direction and extending in a third direction, and a connection pattern extending, in the second direction, from a region spaced apart from both ends of the extended pattern in the third direction and connected to one of the first and second connection electrodes in a region spaced apart from opposite ends of the extended pattern in the third direction.
    Type: Application
    Filed: June 4, 2019
    Publication date: March 5, 2020
    Inventors: Do Heung NA, Min Gon LEE, Jin Kyung JOO, Byeong Chan KWON, Taek Jung LEE, Jin Man JUNG, Jae Yeol CHOI
  • Publication number: 20200075242
    Abstract: A multilayer capacitor includes a body, a plurality of internal electrodes, and external electrodes. The corners of the cover portions of the body include curved surfaces, a length of each of internal electrodes disposed in the cover portions among the plurality of internal electrodes is smaller than a length of an internal electrode disposed in a central portion, and when a distance from a surface of the body to a closest internal electrode among the plurality of internal electrodes is defined as a margin, a margin Wg of each of the fifth surface and the sixth surface and a margin Tg of each of the third surface and the fourth surface satisfy a condition of 0.8?Tg/Wg?1.2.
    Type: Application
    Filed: July 24, 2019
    Publication date: March 5, 2020
    Inventors: So Ra KANG, Byeong Gyu PARK, Jae Yeol CHOI, Yong Jin YUN, Jung Min PARK
  • Publication number: 20200056269
    Abstract: Provided is a high-strength aluminum alloy including 2.0 to 13.0% by weight of copper (Cu), 0.4 to 4.0% by weight of manganese (Mn), 0.4 to 2.0% by weight of iron (Fe), 6.0 to 10.0% by weight of silicon (Si), greater than 0.0% by weight and 7.0 or less % by weight of zinc (Zn), greater than 0.0% by weight and 2.0 or less % by weight of magnesium (Mg), greater than 0.0% by weight and 1.0 or less % by weight of chromium (Cr), greater than 0.0% by weight and 3.0 or less % by weight of nickel (Ni), greater than 0.0% by weight and 0.05 or less % by weight of production-induced impurities, and the balance of aluminum (Al).
    Type: Application
    Filed: February 14, 2018
    Publication date: February 20, 2020
    Inventors: Jin Yeol CHOI, Byung-Cheol LEE
  • Patent number: 10559428
    Abstract: A multilayer ceramic electronic component includes: a ceramic body including dielectric layers and internal electrodes; and external electrodes disposed on external surfaces of the ceramic body, wherein the external electrodes include seed layers disposed on at least one surface of the ceramic body in a thickness direction, first electrode layers electrically connected to the internal electrodes and the seed layers, and plating layers disposed on the seed layers and the first electrode layers, respectively, and 0.8?T2/T1?1.2, where T1 is a thickness of each of the first electrode layers in a central region of the ceramic body in the thickness direction, and T2 is a thickness of each of the first electrode layers at a point at which an outermost internal electrode, among the internal electrodes, is positioned.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: February 11, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hye Young Choi, Jae Yeol Choi, Hyun Hee Gu, Bum Su Kim
  • Patent number: 10558763
    Abstract: An automatic translation device includes a communications module transmitting and receiving data to and from an ear-set device including a speaker, a first microphone, and a second microphone, a memory storing a program generating a result of translation using a dual-channel audio signal, and a processor executing the program stored in the memory. When the program is executed, the processor compares a first audio signal including a voice signal of a user, received using the first microphone, with a second audio signal including a noise signal and the voice signal of the user, received using the second microphone, and entirely or selectively extracting the voice signal of the user from the first and second audio signals, based on a result of the comparison, to perform automatic translation.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: February 11, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Mu Yeol Choi, Min Kyu Lee, Sang Hun Kim, Seung Yun
  • Patent number: 10553364
    Abstract: A multilayer capacitor includes a capacitor body including dielectric layers, first and second internal electrodes alternately disposed, with one of the dielectric layers interposed therebetween, and first and second groove parts formed in first and second surfaces of the capacitor body opposing each other to extend in a first direction in which the dielectric layers are stacked, and contacting the first and second internal electrodes, respectively; and first and second via electrodes formed in the first and second groove parts, respectively, and electrically connected to the first and second internal electrodes, respectively.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: February 4, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Ok Han, Jin Kyung Joo, Jin Ju Park, Jae Yeol Choi, Hong Seok Kim
  • Patent number: 10546680
    Abstract: A coil electronic component includes coil parts formed on both surfaces of a support part and a magnetic body enclosing the support part and the coil parts. The magnetic body includes a dipping coating part formed around the coil part, a core part formed inside the coil part, an outer peripheral part formed outside the coil part, and first and second cover parts formed above and below the coil part. The dipping coating part contains metal powder having shape anisotropy.
    Type: Grant
    Filed: April 7, 2016
    Date of Patent: January 28, 2020
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Moon Soo Park, Ji Hyun Eom, Jae Yeol Choi
  • Publication number: 20200027661
    Abstract: A multilayer capacitor includes a body and external electrodes on external surfaces of the body. The body includes a plurality of internal electrodes alternately laminated with dielectric layers. The external electrodes are electrically connected to the internal electrodes. Edges of cover portions of the body are rounded. The rounded edges have a radius of curvature R and the body has a thickness T, such that R and T satisfy 10 ?m?R?T/4. Among the plurality of internal electrodes, an internal electrode in each of the cover portions has a width less than that of an internal electrode of the central portion.
    Type: Application
    Filed: December 13, 2018
    Publication date: January 23, 2020
    Inventors: Byeong Gyu PARK, Yong Jin YUN, So Ra KANG, Jae Yeol CHOI