Winding With Terminals, Taps, Or Coil Conductor End Anchoring Means Patents (Class 336/192)
  • 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: 11901112
    Abstract: 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: Grant
    Filed: August 12, 2020
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwan Yang, Seung Mo Lim, No Il Park, Byung Soo Kang, Byeong Cheol Moon
  • Patent number: 11887769
    Abstract: An inductor includes a body, a coil pattern embedded in the body, a first external electrode and a second external electrode disposed on one surface of the body to be respectively connected to both ends of the coil pattern, and a support member disposed inside the body to support the coil pattern, wherein b/a?1.5, in which “a” denotes a distance from a central surface between top and bottom surfaces of the support member to a top surface of the body, and “b” denotes a distance from the central surface of the support member to a bottom surface of the body.
    Type: Grant
    Filed: October 9, 2019
    Date of Patent: January 30, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Hee Kim, Jong Min Lee
  • Patent number: 11887770
    Abstract: A coil component includes a wound coil having a winding portion, having at least one turn, and a lead-out portion extending from an end portion of the winding portion to provide a separation space together with the winding portion and a body including an insulating resin and magnetic powder particles and embedding the wound coil therein. The body has a low-density portion disposed in the separation space and having magnetic powder particle density lower than average magnetic powder particle density of an entirety of the body.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: January 30, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyeon Yu Song, Hyung Ho Kim, Sung Jin Park, Sang Ho Shin
  • Patent number: 11876520
    Abstract: A semiconductor package includes a VLSI semiconductor die and one or more output circuits connected to supply power to the die mounted to a package substrate. The output circuit(s), which include a transformer and rectification circuitry, provide current multiplication at an essentially fixed conversion ratio, K, in the semiconductor package, receiving AC power at a relatively high voltage and delivering DC power at a relatively low voltage to the die. The output circuits may be connected in series or parallel as needed. A driver circuit may be provided outside the semiconductor package for receiving power from a source and driving the transformer in the output circuit(s), preferably with sinusoidal currents. The driver circuit may drive a plurality of output circuits. The semiconductor package may require far fewer interface connections for supplying power to the die.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: January 16, 2024
    Assignee: Vicor Corporation
    Inventors: Patrizio Vinciarelli, Andrew T. D'Amico
  • Patent number: 11842834
    Abstract: A coil component includes a body, a support substrate embedded in the body and having one end surface exposed to an external surface of the body, a coil portion disposed on the support substrate to be embedded in the body and having one end portion exposed to the external surface of the body together with the one end surface of the support substrate, and an external electrode disposed on the external surface of the body to be connected to the one end portion of the coil portion. The external electrode has an opening exposing at least a portion of the one end surface of the support substrate.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: December 12, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kwang Il Park, Young Sun Kim, Jong Min Lee
  • Patent number: 11842843
    Abstract: A coil component includes a body having one surface and the other surface, opposing each other in one direction, and one end surface connecting the one surface and the other surface to each other, a support substrate embedded in the body, a coil portion disposed on the support substrate and including a lead-out pattern exposed from the one end surface, a first insulating layer disposed on the one end surface and having one region and the other regions spaced apart from each other in the other direction crossing the one direction, an external electrode having a connection portion, disposed between the one region and the other region to be connected to the lead-out pattern, and an extension portion extending from the connection portion to the one surface, and a second insulating layer disposed on the one end surface to cover the first insulating layer and the connection portion.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: December 12, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Sik Shin, Jae Wook Lee, Sung Young Jo
  • Patent number: 11830653
    Abstract: 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: Grant
    Filed: August 1, 2019
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwan Yang, Byung Soo Kang, Yoon Mi Cha, Byeong Cheol Moon
  • Patent number: 11830665
    Abstract: A coil electronic component includes a body, an insulating substrate disposed in the body, first and second coil portions respectively disposed on a first surface and a second surface of the insulating substrate opposing each other, first and second lead-out portions each disposed on the first surface of the insulating substrate and exposed to at least two external surfaces of the body, first and second connection conductors disposed on the first surface of the insulating substrate and connecting the first lead-out portion and the first coil portion and connecting the second lead-out portion and the second coil portion, respectively, wherein the first connection conductor and the second connection conductor respectively include a plurality of first connection conductors and a plurality of second connection conductors, and the plurality of first connection conductors are spaced apart from one another and the plurality of second connection conductors are spaced apart from one another.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Hun Kim, Byeong Cheol Moon
  • Patent number: 11823829
    Abstract: [Problem] To prevent peeling of a terminal electrode from a base portion and to improve precision in assembling a terminal electrode on a base portion. [Solution] Provided is a coil component comprising: a base portion having a first surface and a second surface connected to the first surface, a first virtual plane including the first surface and a second virtual plane including the second surface intersecting at an obtuse first angle; a coil portion formed by a conductor wound around the base portion; and a first terminal electrode connected electrically to the coil portion, the terminal electrode being made of a plate-shaped first metal plate having a first portion fixed to the first surface of the base portion by a first bonded portion, and a second portion bent towards the first portion and coming into contact at the leading end with the second surface of the base portion.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: November 21, 2023
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Tetsuya Oga, Katsuyuki Horie
  • Patent number: 11769614
    Abstract: A coil component that can maintain a high magnetic permeability and improve a DC superposition characteristic, and a method for producing a magnetic powder-containing resin material used to provide such a coil component. A coil component according includes an element body including a coil conductor and a magnetic portion. The coil conductor is formed of a wound conductor wire. The magnetic portion containing metal magnetic material grains covered with an insulating coating, a resin, and insulator grains. The coil component further includes an external electrode electrically connected to an extended portion of the coil conductor and disposed on a surface of the element body. The insulator grains have a relative permeability lower than a relative permeability of the metal magnetic material grains, and the insulator grains and the insulating coating are a compound whose main component is the same.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: September 26, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Keiichi Ishida, Koichi Ida, Hideaki Ooi
  • Patent number: 11756724
    Abstract: A coil electronic component includes a support substrate; first and second coil patterns disposed on an upper surface and a lower surface of the support substrate, respectively; an encapsulant covering at least portions of the support substrate and the first and second coil patterns; and first and second external electrodes connected to the first and second coil patterns, respectively, and disposed on portions of a lower surface of the encapsulant, wherein at least one portion of a lower surface of the first coil pattern is exposed from the encapsulant, at least one portion of a lower surface of the second coil pattern is exposed from the encapsulant, and the first and second external electrodes are respectively connected to the at least one portion of the lower surface of the first coil pattern and the at least one portion of the lower surface of the second coil pattern.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: September 12, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chan Yoon, Dong Hwan Lee, Dong Jin Lee, Young Ghyu Ahn
  • Patent number: 11749447
    Abstract: An electronic component including an element body having a magnetic body; an internal electrode embedded in the element body and whose end portion is exposed from an end surface of the element body; and an external electrode on an outer surface of the element body. The external electrode has a bottom surface portion on a bottom surface of the element body, and an end surface portion extending to an end surface of the element body that intersects perpendicularly with the bottom surface. The end surface portion is connected to the internal electrode exposed from the end surface. The bottom surface portion includes a first bottom surface portion arranged on the element body side, and a second bottom surface portion arranged on an outer side of the first bottom surface portion. The first bottom surface portion is a resin electrode containing a resin and a conductive filler.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: September 5, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Minoru Gibu
  • Patent number: 11735353
    Abstract: An inductor component comprising an insulating layer containing no magnetic substance, a spiral wiring formed on a first principal surface of the insulating layer and wound on the first principal surface, and a magnetic layer in contact with at least a portion of the spiral wiring.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: August 22, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Shinya Hirai, Koki Okamura, Akinori Hamada, Tomohiro Kido
  • Patent number: 11705270
    Abstract: In a coil component, an uneven structure provided by an insulation layer and a resin wall contributes to extension of a contact area with respect to a magnetic body, so that an adhesive force with respect to the magnetic body is improved. In addition, the magnetic body protrudes downward toward an exposed region of the resin wall corresponding to a recessed portion in the uneven structure, a volume thereof is increased, and coil characteristics such as an inductance value are improved.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: July 18, 2023
    Assignee: TDK CORPORATION
    Inventors: Miyuki Asai, Hokuto Eda, Masazumi Arata, Hitoshi Ohkubo
  • Patent number: 11705273
    Abstract: A coil component includes a core that includes a core part having a first end portion and a second end portion; and a first wire and a second wire that are wound around the core part from the first end portion to the second end portion in substantially helical shapes so as to have substantially the same number of turns. The first wire is wound so as to form a first layer that contacts the peripheral surface of the core part, the second wire is wound such that at least part of the second wire forms a second layer on the outside of the first layer, and a first coil length formed by the first wire is longer than a second coil length formed by the second wire.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: July 18, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Kohei Kobayashi, Shizuka Moriya, Yuki Nakamura
  • Patent number: 11676757
    Abstract: An insulating layer, which is composed of a material having a higher insulating property than a core, partially covers a surface of the core. A plating layer, which functions as an electrode, is stacked on a surface of the insulating layer. The surface area of the insulating layer is larger than the surface area of the plating layer and the plating layer is stacked inside a region covered by the insulating layer.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: June 13, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Shinji Otani, Yuuta Hoshino, Toshihiko Kobayashi, Tomotaka Gotohda
  • Patent number: 11657955
    Abstract: A surface mount inductor includes a coil including a conducting wire winding portion with both ends on the outer circumference and a pair of extension portions that extend from the outer circumference, a molded body containing a metal magnetic powder and the coil embedded, and a pair of outer terminals disposed on the molded body and connected to the extension portions. The molded body has principal surfaces, end surfaces, and side surfaces. One principal surface serves as a mounting surface including a recessed portion with an elevated region and a lowered region. The coil is embedded in the molded body with the winding axis of the winding portion parallel to the recessed portion, and the pair of extension portions extend from the outer circumference toward the mounting surface to be exposed at the lowered region and connected to the pair of outer terminals in the lowered region.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: May 23, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Ryota Watanabe, Masaki Kitajima, Takeo Ohaga
  • Patent number: 11651888
    Abstract: A flange portion includes a projecting surface that is positioned in a leading end of a projection projecting toward a mounting substrate and that faces the mounting substrate, and a principal surface that extends in a direction crossing the projecting surface and that faces a direction in which the pair of flange portions are aligned. A metal terminal includes a mounting portion opposed to the projecting surface and an end surface portion opposed to the principal surface. An angle ? between the mounting portion and the end surface portion satisfies the relationship 85 degrees??<90 degrees. The angle ? between the mounting portion and the end surface portion is smaller than an angle ?1 between the projecting surface and the principal surface.
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: May 16, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Akio Igarashi, Kazuhiko Takenaka, Shigeto Yamamoto, Ryota Hashimoto, Yuki Kanbe
  • Patent number: 11640870
    Abstract: 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: Grant
    Filed: February 21, 2019
    Date of Patent: May 2, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwan Yang, Byung Soo Kang, Byeong Cheol Moon
  • Patent number: 11615905
    Abstract: A shielded inductor and a method of making a shielded inductor are provided. The shielded inductor includes a core body surrounding a conductive coil, leads in electrical communication with the coil, and a shield covering at least parts of the outer surface of the core body. An insulating material may be provided between parts of the core body and parts of the shield. A method of making a shielded inductor is also provided.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: March 28, 2023
    Assignee: Vishay Dale Electronics, LLC
    Inventors: Darek Blow, Timothy M. Shafer, Chris Gubbels, Benjamin M. Hanson
  • Patent number: 11610716
    Abstract: A transformer comprises an iron core, a support module, a winding unit, a potting box. The potting box includes an inner wall, an outer wall and a bottom plate and the inner wall is sleeved in the outer wall. The bottom plate is connected to a bottom portion of the inner wall and a bottom portion of the outer wall and a potting space is defined by the outer wall, the inner wall and the bottom plate. The winding unit is disposed in the potting space and a magnetic pole of the iron core penetrates through an inner side of the inner wall of the potting box. The support module is disposed between at least one end surface of the potting box and a cover of the iron core to form an insulation clearance. The support module is close to the inner wall of the potting box.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: March 21, 2023
    Assignee: Delta Electronics (Shanghai) CO., LTD
    Inventors: Yong Zeng, Teng Liu, Jianxing Dong
  • Patent number: 11610727
    Abstract: A coil component 100 includes a first coil element 111 and a second coil element 112 each formed in an angular-tubular shape and disposed in parallel by winding and laminating a single flat wire 101 in one direction with edgewise-winding between one end portion 101A and another end portion 101B and bending the wound and laminated coil into two, and includes an interconnection part 113 for connecting the both elements. The interconnection part 113 includes a coil element winding end portion side raised part 123A, a coil element winding start portion side raised part 123B, and an intermediate part 123C extended between the two raised parts 123A and 123B.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: March 21, 2023
    Assignee: SUMIDA CORPORATION
    Inventor: Hiroshi Kawashima
  • Patent number: 11587716
    Abstract: A inductive component is provided, which comprises a magnetic core, an insulation body formed of an electrically insulating material and having the magnetic core accommodated therein, and a coil body having at least one winding wound thereon. The insulation body comprises at least two mechanically connected insulation wall sections, which each face, at least partially, a respective side surface section of the magnetic core. The coil body comprises at least one contact element attached to a side surface section of the coil body and used for establishing an electric connection to the at least one winding, and a magnetic core accommodation in which the magnetic core accommodated in the insulation body is partially accommodated. A side surface section of the magnetic core, which faces the contact element, is covered, at least partially, by an insulation wall section of the insulation body.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: February 21, 2023
    Assignee: SUMIDA COMPONENTS & MODULES GMBH
    Inventors: Christoph Spath, Johannes Hofbauer, Rainer Pilsl
  • Patent number: 11581120
    Abstract: A core component is made of a sintered body of an inorganic powder, in which the core component includes a columnar winding portion and a flange portion integrally formed with the columnar winding portion at both axial ends of the columnar winding portion, in which when observed in a cross section perpendicular to an axial direction, a surface layer portion of the columnar winding portion and a surface layer portion of the flange portion have a void occupancy area smaller than a void occupancy area of an inside of the columnar winding portion and of an inside of the flange portion, respectively.
    Type: Grant
    Filed: July 29, 2019
    Date of Patent: February 14, 2023
    Assignee: KYOCERA Corporation
    Inventors: Hitomi Ochiai, Masamichi Shingu, Yuki Kitagawa, Hideki Mori, Mitsuya Takayama
  • Patent number: 11569016
    Abstract: A coil assembly for a magnetic actuator is described, the coil assembly comprising: —a tubular coil holder (100) comprising a first (110) and second open distal end (120); —the first open distal end comprising an outer circular rim (112) and an inner circular rim (114) separated by a circular groove (116); —the second open distal end comprising an outer circular rim (122); the tubular coil holder further comprising a central circular rim (130) arranged substantially halfway between the inner circular rim of the first open distal end and the outer circular rim of the second open distal end; —a coil (140) formed of a single wire (150) the coil comprising a first coil section (142) arranged in a first winding area (144) between the inner circular rim of the first open distal end and the central circular rim, and a second coil section (146) in a second winding area (148) between the central circular rim and the outer circular rim of the second distal end; the first coil section and the second coil section being w
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: January 31, 2023
    Assignee: MAGNETIC INNOVATIONS B.V.
    Inventor: Johannes Adrianus Antonius Theodorus Dams
  • 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
  • Patent number: 11545295
    Abstract: A coil component includes first and second wires wound around a winding core portion of a core, and third and fourth wires wound around outside a portion of the first and the second wires wound around the winding core portion in an opposite direction to a winding direction of the first and second wires. The portion of the first and second wires wound around the winding core portion has a first twisted wire portion twisted together. A length of the first wire or a length of the second wire of the portion of the first and second wires wound around the winding core portion is configured to be equal to a length of the third wire or a length of the fourth wire of the portion of the third and fourth wires wound around outside the portion of the first and second wires wound around the winding core portion.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: January 3, 2023
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Akio Igarashi
  • Patent number: 11546994
    Abstract: A voltage regulator module with a vertical layout structure includes a circuit board assembly, an electroplated region and a magnetic core assembly. The circuit board assembly includes a printed circuit board and at least one switch element. The printed circuit board includes a first surface, a second surface, a plurality of lateral surfaces, an accommodation space and a conductive structure. The switch element is disposed on the first surface. A conduction part is formed on the second surface. The conductive structure is perpendicular to the printed circuit board and disposed within the accommodation space. The electroplated region is formed on the corresponding lateral surface, arranged between the conduction part and the first surface, and electrically connected with the conduction part and the switch element. The magnetic core assembly is accommodated within the accommodation space. Consequently, an inductor is defined by the conductive structure and the magnetic core assembly collaboratively.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: January 3, 2023
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Xueliang Chang, Shengli Lu, Mingyun Yang, Qinghua Su
  • Patent number: 11521790
    Abstract: A coil component includes a body and external electrodes. The body includes a support member having through-openings formed in end portions thereof, an internal coil supported by the support member, and an encapsulant encapsulating the support member and the internal coil. The through-openings are filled with end portions of the internal coil. An insulating layer is interposed between the internal coil and the external electrode.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jeong Gu Yeo, Byeong Cheol Moon
  • Patent number: 11495396
    Abstract: A surface mount inductor includes a coil including a winding portion and extension portions that extend from the outer circumference of the winding portion, a molded body which contains a metal magnetic powder and in which the coil is embedded, and outer terminals. The molded body is a rectangular parallelepiped. Each end portion in the longitudinal direction of the principal surface has an outer terminal connected to the extension portion. A resin coating is formed on the molded body except regions in which the outer terminals are provided, and W1 is less than W0, where the width between ridges opposite to each other in a lateral direction of the principal surface is denoted as W0 and the width of each outer terminal in the lateral direction is denoted as W1, and neither end in the width direction of each outer terminal is in contact with the ridges.
    Type: Grant
    Filed: May 6, 2019
    Date of Patent: November 8, 2022
    Assignee: Murata Manufacturing Co., Ltd.
    Inventor: Masato Koike
  • Patent number: 11495392
    Abstract: A coil electronic component includes a body including a laminate structure including a plurality of coil layers, and external electrodes disposed externally on the body. Each of the plurality of coil layers includes an insulating layer, a base pattern, and a coil pattern disposed on the base pattern, and a conductive via connecting the coil pattern to an adjacent coil layer, and the base pattern includes an intermetallic compound of Cu and Sn, and the coil pattern includes a Cu component.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: November 8, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ye Eun Jeong, Jin Ho Hong
  • Patent number: 11495389
    Abstract: Radio frequency filtering circuitry blocks certain frequencies in an outgoing signal so that the signal may be transmitted over a desired frequency. The radio frequency filtering circuitry includes a first inductor having a first coil and a second inductor coupled to and disposed within the first coil. The second inductor has a second coil and a third coil symmetrical to the second coil. When current is applied to the radio frequency filtering circuitry, the current in the second coil causes a first induced current in the first coil and the current in the third coil causes a second induced current in the first coil, wherein the second induced current is approximately equal in magnitude and opposite in direction to the first induced current. As such, the second induced current may compensate for the first induced current.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: November 8, 2022
    Assignee: Apple Inc.
    Inventors: Hongrui Wang, Saihua Lin, Abbas Komijani, Sohrab Emami-Neyestanak
  • Patent number: 11488771
    Abstract: An adapter is provided and having a circuit board, primary components and secondary components installed on the circuit board, a shielding plate disposed between the primary components and the secondary components, and a transformer installed on the circuit board. The transformer has a bobbin, an iron core set assembled with the bobbin, at least one movable pin, at least one first winding, and at least one second winding. The movable pin is able to be positioned at an upper position for allowing the iron core set to be assembled with the bobbin or for allowing the first winding and the second winding to be wound onto the winding portion, and the movable pin is able to be positioned at a lower position when the transformer is installed onto the circuit board. Thereby, the adapter can be assembled in an automated process with improved assembly efficiency and high production yields.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: November 1, 2022
    Assignee: CHICONY POWER TECHNOLOGY CO., LTD.
    Inventors: Po-Chien Chou, Che-Shih Lin
  • Patent number: 11482370
    Abstract: A coil electronic component includes a body comprising a magnetic material, an insulating substrate comprising a support portion disposed inside the body, and a tip extending from the support portion and exposed from an external surface of the body, a coil portion disposed on the support portion, and a lead-out portion extending from one end of the coil portion, disposed on the tip, and exposed from the external surface of the body. The lead-out portion has a slit exposed from the external surface of the body.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: October 25, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Jae Hun Kim
  • Patent number: 11482374
    Abstract: The inductor component includes: coil portion around which lead wire is wound; lead-out portion at which an end portion of the lead wire is led out; connection line portion to which the lead-out portion is connected; outer terminal portion integrally formed with the connection line portion; and mold body which contains a magnetic material and in which the coil portion and the connection line portion are embedded. The connection line portion has a shape elongating along the lead-out portion, and includes a pair of first bonding pieces between the coil portion and terminal of the lead-out portion, the pair of first bonding pieces elongating from both sides of the connection line portion in mutually opposite directions. The pair of first bonding pieces has distal end sides each folded toward a part of the lead-out portion on the opposite side from the connection line portion.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: October 25, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventor: Manabu Satou
  • Patent number: 11476798
    Abstract: Disclosed are a transformer, and a power conversion apparatus or a photovoltaic module including the same. The transformer includes a first core including a base, a first protrusion member to protrude from the base, and a first external wall spaced apart from the first protrusion member and to surround the first protrusion member, a first winding wound in the first core, a second core including a second base, a second protrusion member to protrude from the second base, and a second external wall spaced apart from the second protrusion member and to surround the second protrusion member, a second winding wound in the second core, and a barrier rib configured to separate the first winding and the second winding from each other. Thus, ease of processing is achieved and radiation of electromagnetic noise is reduced.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: October 18, 2022
    Assignee: LG Electronics Inc.
    Inventors: Sunho Yu, Daihyun Kim, Hyeonggu Han
  • Patent number: 11462355
    Abstract: Provided is a reactor including a coil and a magnetic core that includes inner core portions arranged inside of a wound portions and outer core portions arranged outside of the wound portions. A sensor measures a physical amount that is related to a combined body of the coil and the magnetic core. A wiring locking portion locks a wiring of the sensor. The wiring locking portion includes a first claw member and a second claw member. A wiring path is formed inside a bent portion of the claw members. The second claw member is spaced apart from the first claw member a distance L between the leading end of the first claw member and the leading end of the second claw member in the Y direction is greater than 1 times the diameter of the wiring and less than or equal to 1.5 times the diameter of the wiring.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: October 4, 2022
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Kohei Yoshikawa, Takashi Misaki, Shinichiro Yamamoto, Hajime Kawaguchi
  • Patent number: 11456112
    Abstract: Disclosed herein is a coil component that includes a core including a winding core part extending in the x-direction and a flange part, a terminal electrode provided on the flange part, and a wire wound around the winding core part and connected to the terminal electrode. The terminal electrode does not overlap the winding core part in the y-direction. The wire includes a wound part wound around the winding core part and a drawn part drawn from the wound part, running across the winding core part in the z-direction and connected to the terminal electrode. The core has a positioning part that positions the drawn part of the wire in the y-direction.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: September 27, 2022
    Assignee: TDK CORPORATION
    Inventors: Tasuku Mikogami, Shuhei Someya, Syun Ashizawa, Setu Tsuchida
  • Patent number: 11456111
    Abstract: A coil component includes a body having one surface and another surface opposing each other and a plurality of wall surfaces each connecting the one surface to the other surface of the body. A pair of recesses are disposed in a respective end surface of a pair of opposing end surfaces of the body and each extend to the one surface. A coil portion includes first and second lead-out portions disposed on a surface of an internal insulating layer embedded in the body, and the coil portion is exposed to an internal wall and a bottom surface of each of the pair of recesses. First and second external electrodes are each disposed along the internal wall of a respective recess and along the one surface of the body to be connected to the coil portion, and are spaced apart from each other on the one surface of the body.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: September 27, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Byung Soo Kang, Ju Hwan Yang, Byeong Cheol Moon, Yong Hui Li
  • Patent number: 11437816
    Abstract: A STATCOM arrangement includes an MMC and a transformer arrangement arranged to be an interface between the MMC and an AC grid. The MMC is connected in a wye topology with a plurality of converter arms, one for each phase of the AC grid, each arm including a plurality of chain-linked converter cells. The transformer arrangement is arranged to interface each of the arms of the MMC with a respective phase of the grid, and arranged to for each of the converter arms produce leakage reactance resulting in reactance in series with the arm which obviates the need for a phase reactor connected in series with said arm.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 6, 2022
    Assignee: HITACHI ENERGY SWITZERLAND AG
    Inventors: Andrew Owens, Jon Rasmussen, Anton Niglis, Jasmin Selimovic
  • Patent number: 11424057
    Abstract: Provided is a power inductor. The power inductor includes a body including metal powder and a polymer, at least one base provided in the body, and at least one coil pattern disposed on at least one surface of the base. The metal powder includes at least three metal powder of which middle values of grain-size distribution are different from each other.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: August 23, 2022
    Inventors: In Kil Park, Gyeong Tae Kim, Ki Joung Nam
  • Patent number: 11404340
    Abstract: An upper conductor portion having a thickness A larger than a thickness B of a lower conductor portion, the upper conductor portion including a circuit pattern on which semiconductor chips are disposed and an outer peripheral pattern provided on an outer peripheral side of the circuit pattern at a certain gap, the outer peripheral pattern of the upper conductor portion, an outer peripheral portion of an insulating layer, and an outer peripheral portion of the lower conductor portion are fixed to a concave portion formed in the inner peripheral portion of the peripheral wall portion of a case, a collar portion projecting outward from the outer peripheral portion of the peripheral wall portion of the case is formed, and the attachment holes, through which the radiation fins are attachable, are formed in the collar portion.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: August 2, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hidetoshi Ishibashi, Hiroshi Yoshida
  • Patent number: 11404200
    Abstract: A surface-mount inductor includes a molded body and a metallic plate. The metallic plate has a first metallic plate portion embedded in the molded body such that an extension direction and a width direction thereof are parallel to the mounting surface; second metallic plate portions extending from both end portions, in the extension direction, of the first metallic plate portion to a bottom surface of the molded body in a direction to the mounting surface; and third metallic plate portions disposed to extend from the second metallic plate portions along the bottom surface of the molded body and be separated from side surfaces adjacent to the bottom surface of the molded body. Each of the third metallic plate portions has at least a surface exposed from the molded body. End portions of the metallic plate are embedded to be separated from the side surfaces of the molded body.
    Type: Grant
    Filed: February 28, 2019
    Date of Patent: August 2, 2022
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Takumi Arai, Ryuta Uematsu, Koichi Saito, Kazuhide Kudo
  • Patent number: 11398344
    Abstract: A transformer is disclosed, including a magnetic core, a bobbin, a primary winding wound around the bobbin, at least a first secondary winding and a second secondary winding and at least one turn of coil of the first secondary winding is adjacent to at least one turn of coil of the second secondary winding, and the first secondary winding and the second secondary winding are applied in a full-wave rectifier circuit. A leakage inductance groove is provided between a primary winding groove for winding the primary winding and a secondary winding groove for winding the secondary winding for isolating the primary winding and the secondary winding.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: July 26, 2022
    Assignee: Delta Electronics (Shanghai) CO., LTD
    Inventors: Liangliang Ren, Shiwei Liu, Hongbao Wang, Dezhi Jiao, Zengyi Lu, Jinfa Zhang
  • Patent number: 11380480
    Abstract: An induction coil is described for wireless charging of a vehicle battery. The induction coil includes a first electrically conductive strip, a second electrically conductive strip, and a first electrically insulative strip between the first and second electrically conductive strips. The first electrically insulative strip electrically isolates the first electrically conductive strip from the second electrically conductive strip. The first electrically conductive strip, the first electrically insulative strip, and the second electrically conductive strip are integrated into stack, where the stack is configured as multiple windings. The first and second electrically conductive strips are adapted to conduct an alternating current. Alternating current flow through the first and second electrically conductive strips and the plurality of windings generates a magnetic field for wireless inductive charging of the vehicle battery.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: July 5, 2022
    Assignee: Lear Corporation
    Inventors: Ajmal Imran Ansari, Steven Cong
  • Patent number: 11367566
    Abstract: The present application provides an internal combustion engine ignition device such that irregular winding of a primary coil and a tertiary coil and an increase in a number of components can be restricted. A recessed portion that forms a tertiary coil winding portion is provided in a portion of a surface portion of a trunk portion of a primary bobbin, a tertiary coil is formed winding a copper wire around the recessed portion with no gap, and a primary coil is formed by winding a copper wire around a surface portion of the tertiary coil and a trunk portion surface portion of the primary bobbin in which the recessed portion is not formed, that is, a whole region of the trunk portion positioned between flanges after the tertiary coil is formed.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: June 21, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventor: Shuji Yamada
  • Patent number: 11367553
    Abstract: One object of the present invention is to provide a coil element having a reduced thickness but is less prone to be broken. The coil element according to an embodiment of the present invention has a rectangular parallelepiped shape and has a principal surface including long sides and short sides. The coil element includes a drum core, a winding wound around the drum core, a first external electrode electrically connected to one end of the winding, and a second external electrode electrically connected to the other end of the winding. The drum core in the embodiment includes a first flange, a second flange, and a winding core connecting between the first flange and the second flange. The winding core extends along the short sides of the principal surface.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: June 21, 2022
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Hidenori Aoki, Tomoo Kashiwa
  • Patent number: 11367555
    Abstract: A mounting substrate includes a resin layer and a first conductor including a contact surface in contact with the resin layer. The first conductor includes a first surface facing toward the mounting surface and a second surface on a side opposite to the first surface and extends in a direction parallel or substantially parallel to the mounting surface. The first conductor has a difference of a maximum value and a minimum value of a distance between the first surface and the mounting surface smaller than a difference of a maximum value and a minimum value of a distance between the second surface and the mounting surface. The resin layer includes a resin wall portion surrounding an opening portion partially exposing the first conductor on the mounting surface side, and the first conductor includes an exposed portion defining a mounting electrode.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: June 21, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Shingo Ito
  • Patent number: 11355272
    Abstract: An electronic component comprising: a body; a conductive wire in the body; and a first lead comprising a first part disposed on a first surface of the body and a second part disposed on a second surface of the body, wherein the second part of the first lead comprises a first protrusion portion and a second protrusion portion spaced apart from each other, wherein a first portion of a first terminal part of the conductive wire is disposed between the first protrusion portion and the second part of the first lead disposed on the second surface of the body, and a second portion of the first terminal part of the conductive wire is disposed between the second protrusion portion and the second part of the first lead disposed on the second surface of the body.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: June 7, 2022
    Assignee: CYNTEC CO., LTD
    Inventors: Yung-Cheng Chang, Chih-Siang Chuang, Yi-Min Huang