Patents by Inventor Fabio Augusto Mendes Pereira

Fabio Augusto Mendes Pereira 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).

  • Power conversion circuit arrangements utilizing resonant alternating current linkage
    Patent number: 9379627
    Abstract: An apparatus and system for power conversion. In one embodiment, the apparatus comprises a transformer having a primary winding and a plurality of secondary windings; and a cyclo-converter comprising a plurality of switch pairs for converting an alternating current to an AC current, wherein each switch pair in the plurality of switch pairs (i) is coupled between two lines of an AC output and (ii) has a different secondary winding of the plurality of secondary windings coupled between its switches.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: June 28, 2016
    Assignee: Enphase Energy, Inc.
    Inventors: Martin Fornage, Donald Richard Zimmanck, Fabio Augusto Mendes Pereira
  • RESONANT POWER CONVERSION CIRCUIT
    Publication number: 20140340942
    Abstract: An apparatus and system for power conversion. In one embodiment, the apparatus comprises a transformer having a primary winding and a plurality of secondary windings; and a cyclo-converter comprising a plurality of switch pairs for converting an alternating current to an AC current, wherein each switch pair in the plurality of switch pairs (i) is coupled between two lines of an AC output and (ii) has a different secondary winding of the plurality of secondary windings coupled between its switches.
    Type: Application
    Filed: August 4, 2014
    Publication date: November 20, 2014
    Inventors: Martin Fornage, Donald Richard Zimmanck, Fabio Augusto Mendes Pereira
  • Resonant power conversion circuit
    Patent number: 8797767
    Abstract: An apparatus and system for power conversion. In one embodiment, the apparatus comprises a transformer having a primary winding and a plurality of secondary windings comprising a first secondary winding, a second secondary winding, and a third secondary winding, the first, the second, and the third secondary windings wound in a tri-filar configuration; and a cyclo-converter comprising a plurality of switch pairs for converting an alternating current to an AC current, each switch pair in the plurality of switch pairs coupled between two lines of an AC output and having a different secondary winding of the plurality of secondary windings coupled between its switches, the plurality of switch pairs comprising a first switch pair, a second switch pair, and a third switch pair, wherein the first, the second, and the third secondary windings are coupled between drain terminals of the first, the second, and the third switch pair, respectively.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: August 5, 2014
    Assignee: Enphase Energy, Inc.
    Inventors: Martin Fornage, Donald Richard Zimmanck, Fabio Augusto Mendes Pereira
  • RESONANT POWER CONVERSION CIRCUIT
    Publication number: 20120294057
    Abstract: An apparatus and system for power conversion. In one embodiment, the apparatus comprises a transformer having a primary winding and a plurality of secondary windings; and a cyclo-converter comprising a plurality of switch pairs for converting an alternating current to an AC current, wherein each switch pair in the plurality of switch pairs (i) is coupled between two lines of an AC output and (ii) has a different secondary winding of the plurality of secondary windings coupled between its switches.
    Type: Application
    Filed: May 21, 2012
    Publication date: November 22, 2012
    Applicant: ENPHASE ENERGY, INC.
    Inventors: Martin Fornage, Donald Richard Zimmanck, Fabio Augusto Mendes Pereira