Patents Examined by Tuyen Nguyen
  • Patent number: 10388447
    Abstract: A multilayer seed pattern inductor includes: a magnetic body containing a magnetic material; and an internal coil part encapsulated in the magnetic body, wherein the internal coil part includes a seed pattern and a surface plating layer disposed on the seed pattern, the seed pattern being formed as two or more layers.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: August 20, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Woon Chul Choi, Ji Hye Oh, Hye Min Bang, Myung Jun Park, Jung Hyuk Jung
  • Patent number: 10325706
    Abstract: Provided are a composite material having low iron loss, high saturation magnetization, and high strength, and a magnetic component and a reactor that include the composite material. A composite material contains a soft magnetic powder and a resin having the soft magnetic powder dispersed therein, the soft magnetic powder including a coarse powder having an average particle size D1 of not less than 50 ?m nor more than 500 ?m and a fine powder having an average particle size D2 of not less than 0.1 ?m but less than 30 wherein the soft magnetic powder is contained in an amount of not less than 60 vol % nor more than 80 vol % with respect to the composite material as a whole.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: June 18, 2019
    Assignees: AutoNetworks Technologies, Ltd., Sumitomo Wiring Systems, Ltd., Sumitomo Electric Industries, Ltd.
    Inventors: Kazushi Kusawake, Shigeki Masuda, Atsushi Sato
  • Patent number: 10320339
    Abstract: Radio frequency (RF) filters configured to filter undesired signal components (e.g., noise and harmonics) from RF signals are disclosed. In one embodiment, an RF filter includes a first inductor coil having a first winding and a second inductor coil having a second winding and a third winding. The second winding of the second inductor coil is configured to have a first mutual magnetic coupling with the first winding, while the third winding of the second inductor coil is configured to have a second mutual magnetic coupling with the first winding. The second winding is connected to the third winding such that the first mutual magnetic coupling and the second mutual magnetic coupling are in opposition. In this manner, the first inductor coil and the second inductor coil may be provided in a compact arrangement while providing weak mutual magnetic coupling between the first inductor coil and the second inductor coil.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: June 11, 2019
    Assignee: Qirvo US, Inc.
    Inventors: Dirk Robert Walter Leipold, George Maxim, Baker Scott, Danny W. Chang
  • Patent number: 10269486
    Abstract: An inductive power transfer coil arrangement comprising: a first coil assembly including: at least a first magnetically permeable core including a base having first and second limbs extending away therefrom, wherein the first limb is located between two second limbs and extends further from the base than the second limbs, and at least one coil wound about at least one limb; and a second coil assembly including: at least a second magnetically permeable core for use in an inductive power transfer system, including a base having first and second limbs extending away therefrom, wherein the first limb is located between two second limbs that extend further from the base than the second limbs; and at least one coil wound about at least one limb; the first and second magnetically permeable cores being arranged in relatively moveable relationship such that in some relative positions the first and second magnetically permeable cores are opposed such as to provide effective magnetic coupling.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: April 23, 2019
    Assignee: Apple Inc.
    Inventors: Ali Abdolkhani, Aiguo Hu
  • Patent number: 10260721
    Abstract: Method and device for adapting a series constant power system to operate constant voltage lighting.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: April 16, 2019
    Inventors: Phil MacBean, James Terry, James Sweet
  • Patent number: 10263530
    Abstract: A converter module includes: a system board; and an isolated rectifier unit connected with the system board via at least one pin, the isolated rectifier unit including: a magnetic core including at least one core column parallel to the system board and two cover plates provided at both ends of the core column; and multiple carrier board units provided between the two cover plates and perpendicular to the system board, wherein the carrier board unit includes at least one via hole, at least one primary winding and at least one secondary winding; and wherein the at least one core column passes through the via hole of the carrier board unit, the pin is provided at one side of at least one of the carrier board units close to the system board and configured to connect the carrier board units with the system board.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: April 16, 2019
    Assignee: Delta Electronics (Shanghai) CO., LTD
    Inventors: Jianhong Zeng, Xiaoni Xin
  • Patent number: 10251280
    Abstract: An integrated circuit with a micro inductor or with a micro transformer with a magnetic core. A process of forming an integrated circuit with a micro inductor with a magnetic core. A process of forming an integrated circuit with a micro transformer with a magnetic core.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: April 2, 2019
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Byron Lovell Williams, Asad Mahmood Haider, Licheng M. Han
  • Patent number: 10242789
    Abstract: A manufacturing method that is capable of forming an electrode on any part of a surface of a sintered ceramic body in accordance with a simple approach, and a ceramic electronic component manufactured by the method. The method for manufacturing a ceramic electronic component includes steps of preparing a sintered ceramic body containing a metal oxide, irradiating an electrode formation region on a surface of the ceramic body with a laser to partially lower resistance of the ceramic body, thereby forming a low-resistance portion, and subjecting the ceramic body to plating to deposit a plated metal serving as an electrode on the low-resistance portion, and growing the plated metal to extend over the entire electrode formation region.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: March 26, 2019
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Yoshifumi Maki, Takuya Ishida, Hirotsugu Tomioka, Shinya Hirai, Daisuke Katayama
  • Patent number: 10242794
    Abstract: A composite electronic component includes a body having first and second external electrodes disposed on outer surfaces thereof and including a dielectric body; first and second electrodes disposed in the dielectric body and electrically connected to the first and second external electrodes, respectively; a third electrode disposed on the body and electrically connected to the first external electrode; an electrostatic discharge (ESD) layer disposed on the third electrode; and a fourth electrode disposed on the ESD discharge layer and electrically connected to the second external electrode.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: March 26, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Ho Yoon Kim
  • Patent number: 10236112
    Abstract: A coil component includes a body including a plurality of dielectric layers that are stacked and a plurality of conductor patterns formed on respective dielectric layers and connected to each other by conductive vias, and external electrodes connected to end portions of the plurality of conductor patterns. At least portions of the external electrodes are recessed in the body.
    Type: Grant
    Filed: November 10, 2016
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Ji Hyung Jung
  • Patent number: 10229781
    Abstract: An inductor component having an element body includes two end surfaces opposite to each other and a bottom surface connected between the two end surfaces. A coil is provided in the element body and wound helically. Two external electrodes are provided in the element body and electrically connected to the coil. One of the external electrodes is formed over one of the end surfaces and the bottom surface while the other external electrode is formed over the other of the end surfaces and the bottom surface. The coil is formed such that an axial direction thereof is along the two end surfaces and the bottom surface. The coil includes a coil wiring wound along a plane orthogonal to the axial direction, and the aspect ratio of the coil wiring is 1.0 or more and less than 8.0.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: March 12, 2019
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Rikiya Sano, Yoshiyuki Oota
  • Patent number: 10225960
    Abstract: A magnetic device includes an electrically insulating body and a conductor coil. The insulating body defines an internal cavity for a magnetic device core and a coolant channel routed about the internal cavity. The conductor coil extends through the insulating body and winds about the internal cavity. The electrically insulating body electrically insulates the internal cavity and coolant channel from the conductor coil.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: March 5, 2019
    Assignee: Hamilton Sundstrand Corporation
    Inventors: Charles Shepard, Eric Karlen
  • Patent number: 10217560
    Abstract: An inductor for induction thermography may be designed, in at least one section, as a rectangularly wound conductor that includes a closed conductor loop which, except for a conductor forming the conductor loop, is free from electrical components.
    Type: Grant
    Filed: January 21, 2015
    Date of Patent: February 26, 2019
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventor: Max Rothenfusser
  • Patent number: 10217552
    Abstract: The invention relates to a device and a method for adjusting an inductance of at least one electric conductor. The device includes an adjustment arrangement with a first magnetically conductive element and at least a second magnetically conductive element. The adjustment arrangement includes at least a first spacer element arranged in between the first magnetically conductive element and the second magnetically conductive element.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: February 26, 2019
    Assignee: Bombardier Primove GmbH
    Inventors: Robert Czainski, Daniel Wilhelm Oellingrath
  • Patent number: 10217557
    Abstract: One object is to provide a laminated inductor having a reduced thickness without reduction in the magnetic characteristic and the insulation quality. The laminated inductor includes a first magnetic layer, an internal conductor, second magnetic layers, third magnetic layers, and a pair of external electrodes. The first magnetic layer includes three or more magnetic alloy particles arranged in the thickness direction and an oxide film binding the magnetic alloy particles together and containing Cr. The three or more magnetic alloy particles have an average particle diameter of 4 ?m or smaller. The internal conductor includes a plurality of conductive patterned portions electrically connected to each other via the first magnetic layer. The second magnetic layers are composed of magnetic alloy particles and disposed around the conductive patterned portions. The third magnetic layers are composed of magnetic alloy particles and disposed so as to be opposed to each other in thickness direction.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: February 26, 2019
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Takayuki Arai, Ryuichi Kondou, Akiko Yamaguchi, Shinsuke Takeoka, Kazuhiko Oyama, Kenji Otake
  • Patent number: 10210991
    Abstract: A common mode choke coil according to one embodiment of the present invention includes a first coil conductor, a second coil conductor, and a third coil conductor. In the embodiment, the second coil conductor has a different shape than the first coil conductor and the third coil conductor. In the embodiment, the first coil conductor, the second coil conductor, and the third coil conductor extend parallel with each other in a first region in plan view as seen from an axial direction along the coil axis. In the embodiment, in the first region, when seen in a cross section cut along a plane including the coil axis, in an n-th turn, an arranging order of the first coil conductor, the second coil conductor, and the third coil conductor from an inner side in a radial direction thereof is inverted from that in an n+1th turn.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: February 19, 2019
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Akira Fukushima, Kenichiro Nogi, Masayuki Shimizu, Akihiro Hoshino
  • Patent number: 10212817
    Abstract: An electronic module is provided. The electronic module includes: a magnetic device having a magnetic body, electronic devices, and a substrate, wherein a first lead extends out from a first lateral surface and a second lead extends out from a second lateral surface opposite to the first lateral surface of the magnetic body and the substrate and the second lead of the magnetic device are located at a same lateral side of the magnetic body and the second lead is extended from the second lateral surface of the magnetic body to the substrate to electrically connect the magnetic device and the substrate.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: February 19, 2019
    Assignee: CYNTEC CO., LTD.
    Inventors: Chun Hsien Lu, Bau-Ru Lu, Kaipeng Chiang
  • Patent number: 10211800
    Abstract: The invention comprises an electrical system apparatus for processing three-phase power, comprising: a first, second, and third inductor connected on a first end to a first common magnetic field carrying plate and connected on a second end to a second common magnetic field carrying plate, where the three inductors are equidistant from each other and/or equidistance from a central axis, which yields an equal coupling common mode inductor-capacitor based filtering apparatus. Generally, inductor placement symmetry and/or equal magnetic field permeabilities between each pair of the three inductors balances magnetic fields within each inductor at each point of time, where each of the three inductors is connected to a single phase of three-phase power, the three phases offset from each other by one-third of a period.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: February 19, 2019
    Inventors: Hans Wennerstrom, Grant A. MacLennan, Corey Jones
  • Patent number: 10207485
    Abstract: An ignition coil includes a magnetically-permeable core; a primary winding disposed outward of the core; a secondary winding disposed outward of the primary winding, inductively coupled to the primary winding, and terminating at one end thereof in a low-voltage end and terminates at another end thereof in a high-voltage which is electrically connected directly to a terminal through an electrically conductive polymer; and a case defining an interior having an interior surface such that the core, the primary winding, and the secondary winding are received within the interior of the case such that the at least one of the low-voltage end and the high-voltage end, the terminal, and the electrically conductive polymer are disposed within the recess and such that the electrically conductive polymer is in direct contact with the interior surface within the recess.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: February 19, 2019
    Assignee: DELPHI TECHNOLOGIES IP LIMITED
    Inventors: Albert Anthony Skinner, Harry Oliver Levers, Jr., Mary A. Skinner, Marco Meza
  • Patent number: 10210986
    Abstract: An inductor includes a magnetic core lying in a core plane. The magnetic core includes a vertical laminated structure with respect to the core plane of alternating ferromagnetic vertical layers and insulator vertical layers. An easy axis of magnetization can be permanently or semi-permanently fixed in the ferromagnetic vertical layers along an axis orthogonal to the core plane. Methods of manufacturing same are also disclosed.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: February 19, 2019
    Assignee: Ferric, Inc.
    Inventors: Noah Sturcken, Ryan Davies, Hao Wu, Michael Lekas