Patents Assigned to Sumida Electric (H.K.) Company Limited
  • Patent number: 10148172
    Abstract: A power supply module is disclosed. The power supply module includes: a coil including a coil body and connecting ends; electronic components including at least an integrated circuit chip; a magnetic core which encloses the coil body, wherein at least one side of the magnetic core has a cavity provided therein, and the at least one electronic component is positioned in the cavity; a connector, which abuts against the side of the magnetic core having the cavity therein, covers the surface of the side, and is electronically connected to the coil and the electronic components. The power supply module is able to reduce the damage to the integrated circuit chip, decrease electromagnetic interferences and achieve an excellent cooling effect.
    Type: Grant
    Filed: February 26, 2013
    Date of Patent: December 4, 2018
    Assignee: Sumida Electric (H.K.) Company Limited
    Inventors: Douglas James Malcolm, Yanfei Liu, Guoping Zhang, Zhuo Wu, Hongnian Zhang, Xinliang Luo
  • Patent number: 10080297
    Abstract: A power supply module and a method for manufacturing the same are disclosed. The power supply module includes: a coil including a coil body and a connecting terminal; electronic components at least including an integrated circuit chip; a connector configured to be electrically connected with the coil and the electronic component; and a magnetic conductor configured to enclose in and around the coil body and the electronic component, wherein the connector is integrally formed with the integrated circuit chip when manufacturing the latter. The present disclosure can make the structure of the power supply module be more compact to further meet the needs of miniaturization design, reduce material consumption, simplify procedure, and therefore reduce the production costs.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: September 18, 2018
    Assignee: Sumida Electric (H.K.) Company Limited
    Inventors: Zhuo Wu, Douglas James Malcolm, Yanfei Liu
  • Patent number: 9907184
    Abstract: A power supply module and its manufacturing method are disclosed. The manufacturing method for the power supply module includes: configuring a coil such that coil terminals are configured by way of electrical connection in the preset circuit connection configuration of the connector; preparing a mold cavity, and placing the connector housed with the coil and the electronic components into the mold cavity; making a magnetic mixture, and filling the mold cavity where the connector is placed with the magnetic mixture to form a magnetic body under pressure, wherein the magnetic body encapsulates at least the coil, the electronic components and a portion of the connector adapted to house the coil and the electronic components, and the terminal is exposed outside the magnetic body; demolding the magnetic body from the mold cavity; and increasing the temperature of the demolded magnetic body by heating.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: February 27, 2018
    Assignee: SUMIDA ELECTRIC (H.K.) COMPANY LIMITED
    Inventors: Hongnian Zhang, Yanfei Liu, Douglas James Malcolm
  • Patent number: 9773607
    Abstract: A coil with variable inner diameter is disclosed. The coil includes a coil body consisting of a plurality of turns of winding, and a connecting terminal configured to be connected to an external device, wherein the winding is wound to form at least two different inner diameters. And an electronic module made from the coil with variable inner diameter is also disclosed. The electronic module includes: electronic components including at least an integrated circuit chip; a coil with variable inner diameter, including a coil body having at least two different inner diameters and a connecting terminal; a connector, configured to be electrically connected with the electronic component and the coil; and a magnetic conductor, configured to enclose in and around the coil body and the electronic component.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: September 26, 2017
    Assignee: Sumida Electric (H.K.) Company Limited
    Inventors: Hongnian Zhang, Douglas James Malcolm, Yanfei Liu
  • Patent number: 9691537
    Abstract: A power supply module is disclosed. the power supply module includes a coil including a coil body and connecting terminals; an electronic component including at least an integrated circuit chip; a magnetic core configured to enclose in and around the coil body, wherein a recess is provided on at least one side surface of the magnetic core, the electronic components are located in the recess, and an opening is provided on at least one side wall of the recess; a connector configured to be tightly attached to and cover the side surface where the recess is provided, and be electrically connected with the coil and the electronic component; and a heat conducting material provided in the recess and configured to cover the electronic component.
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: June 27, 2017
    Assignee: Sumida Electric (H.K.) Company Limited
    Inventors: Douglas James Malcolm, Yanfei Liu, Guoping Zhang
  • Publication number: 20140328027
    Abstract: A coil with variable inner diameter is disclosed. The coil includes a coil body consisting of a plurality of turns of winding, and a connecting terminal configured to be connected to an external device, wherein the winding is wound to form at least two different inner diameters. And an electronic module made from the coil with variable inner diameter is also disclosed. The electronic module includes; electronic components including at least an integrated circuit chip; a coil with variable inner diameter, including a coil body having at least two different inner diameters and a connecting terminal; a connector, configured to be electrically connected with the electronic component and the coil; and a magnetic conductor, configured to enclose in and around the coil body and the electronic component.
    Type: Application
    Filed: April 30, 2014
    Publication date: November 6, 2014
    Applicant: SUMIDA ELECTRIC (H.K.) COMPANY LIMITED
    Inventors: Hongnian Zhang, Douglas James Malcolm, Yanfei Liu
  • Publication number: 20140328042
    Abstract: A power supply module and a method for manufacturing the same are disclosed. The power supply module includes a coil including a coil body and a connecting terminal; electronic components at least including an integrated circuit chip; a connector configured to be electrically connected with the coil and the electronic component; and a magnetic conductor configured to enclose in and around the coil body and the electronic component, wherein the connector is integrally formed with the integrated circuit chip when manufacturing the latter. The present disclosure can make the structure of the power supply module be more compact to further meet the needs of miniaturization design, reduce material consumption, simplify procedure, and therefore reduce the production costs.
    Type: Application
    Filed: April 30, 2014
    Publication date: November 6, 2014
    Applicant: SUMIDA ELECTRIC (H.K.) COMPANY LIMITED
    Inventors: Zhuo WU, Douglas James Malcolm, Yanfei Liu
  • Publication number: 20140285297
    Abstract: A power supply module is disclosed. the power supply module includes a coil including a coil body and connecting terminals; an electronic component including at least an integrated circuit chip; a magnetic core configured to enclose in and around the coil body, wherein a recess is provided on at least one side surface of the magnetic core, the electronic components are located in the recess, and an opening is provided on at least one side wall of the recess; a connector configured to be tightly attached to and cover the side surface where the recess is provided, and be electrically connected with the coil and the electronic component; and a heat conducting material provided in the recess and configured to cover the electronic component.
    Type: Application
    Filed: March 19, 2014
    Publication date: September 25, 2014
    Applicant: SUMIDA ELECTRIC (H.K.) COMPANY LIMITED
    Inventors: Douglas James Malcolm, Yanfei Liu, Guoping Zhang
  • Publication number: 20140062437
    Abstract: A power supply module is disclosed. The power supply module includes: a coil including a coil body and connecting ends; electronic components including at least an integrated circuit chip; a magnetic core which encloses the coil body, wherein at least one side of the magnetic core has a cavity provided therein, and the at least one electronic component is positioned in the cavity; a connector, which abuts against the side of the magnetic core having the cavity therein, covers the surface of the side, and is electronically connected to the coil and the electronic components. The power supply module is able to reduce the damage to the integrated circuit chip, decrease electromagnetic interferences and achieve an excellent cooling effect.
    Type: Application
    Filed: February 26, 2013
    Publication date: March 6, 2014
    Applicant: Sumida Electric (H.K.) Company Limited
    Inventors: Douglas James Malcolm, Yanfei Liu, Guoping Zhang, Zhuo Wu, Hongnian Zhang, Xinliang Luo