Patents by Inventor Robert Moffatt

Robert Moffatt 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).

  • Publication number: 20110221278
    Abstract: Described herein are embodiments of a power supply system that includes a power supply coil and a power supply-side resonance coil that are provided at a facility, a power receiving coil and a power receiving-side resonance coil that are provided for a mobile unit, a power supply-side information exchange unit, a power receiving-side information exchange unit, and an adjustment unit that adjusts a relative position of the power supply coil with respect to the power supply-side resonance coil and a relative position of the power receiving coil with respect to the power receiving-side resonance coil on the basis of the information exchanged by the information exchange units.
    Type: Application
    Filed: May 20, 2011
    Publication date: September 15, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110198939
    Abstract: Described herein are embodiments of a transmitter that includes a substantially two-dimensional high-Q resonator structure including a flat coil; and an impedance-matching structure operably connected to the resonator structure, the transmitter configured to transmit power wirelessly to another high-Q resonator.
    Type: Application
    Filed: March 4, 2011
    Publication date: August 18, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110193419
    Abstract: Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure.
    Type: Application
    Filed: February 28, 2011
    Publication date: August 11, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110181122
    Abstract: Described herein are embodiments of a transmitter that includes a modulation circuit configured to modulate a power carrier signal with an information signal to form a modulated signal; and a high-Q resonator configured to couple with a high-Q resonator of a receiver, wherein the resonator is configured to transmit the modulated signal wirelessly to the resonator of the receiver.
    Type: Application
    Filed: April 1, 2011
    Publication date: July 28, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110169339
    Abstract: Described herein are embodiments of a method of determining information regarding power delivered to a high-Q resonator for a planar wireless power transfer system that includes delivering power to a high-Q resonator, measuring a voltage across a capacitor in said high-Q resonator and determining information regarding power delivered to said high-Q resonator.
    Type: Application
    Filed: March 18, 2011
    Publication date: July 14, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110162895
    Abstract: Described herein are embodiments of a noncontact electric power receiving high-Q device magnetic resonator for an electrically powered vehicle that includes an electric power receiving high-Q magnetic resonator for receiving electric power from another magnetic resonator, which receives electric power from a power source to generate an electromagnetic field, by resonating with said another magnetic resonator through said electromagnetic field.
    Type: Application
    Filed: March 18, 2011
    Publication date: July 7, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110148219
    Abstract: Described herein are embodiments of an electronic system that includes a magnetically coupled resonance system, that includes a first surface against which devices to be provided with power are located, and providing power to said devices on said first surface, and providing power to other devices that are not on said first surface, each of said devices receiving said power using magnetically coupled resonance between at least one high-Q source magnetic resonator adjacent to said first surface, and a high-Q device magnetic resonator in at least one device.
    Type: Application
    Filed: February 18, 2011
    Publication date: June 23, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110140544
    Abstract: Described herein are embodiments of a method that includes coupling a high-Q resonator of a transmitter and a high-Q resonator of a receiver together by a common inductance of the transmitter and the receiver; and adjusting the transmitter, the receiver, or both, to control power transmitted wirelessly between the transmitter and the receiver.
    Type: Application
    Filed: February 18, 2011
    Publication date: June 16, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110089895
    Abstract: Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure.
    Type: Application
    Filed: November 18, 2010
    Publication date: April 21, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soliacic
  • Publication number: 20110074347
    Abstract: Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure.
    Type: Application
    Filed: November 18, 2010
    Publication date: March 31, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110074218
    Abstract: Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure.
    Type: Application
    Filed: November 18, 2010
    Publication date: March 31, 2011
    Inventors: Aristedis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110049998
    Abstract: Described herein are embodiments of an electronic system that includes a substrate, having a plurality of power consuming elements thereon, said power consuming elements arranged in a fixed geometry on said substrate, and at least a plurality of said power consuming elements including at least one high-Q wireless power receiving element, that wirelessly receives power that is sent thereto from at least one high-Q wireless power source element, and uses said power which is wirelessly received, to power said power consuming elements, wherein at least one of said power consuming elements receives power separately from at least another of said power consuming elements, and wherein each of said power consuming elements operates substantially simultaneously, and wherein at least one of said power consuming elements has an output connected to another of said power consuming elements.
    Type: Application
    Filed: November 4, 2010
    Publication date: March 3, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110049996
    Abstract: Described herein are embodiments of a wireless power transmitting system for transmitting power to a high-Q magnetic resonator that includes a desktop component and a high-Q magnetic resonator, formed of an inductive loop and a capacitor, said magnetic resonator integrated into the desktop component.
    Type: Application
    Filed: August 25, 2010
    Publication date: March 3, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110025131
    Abstract: Described herein are embodiments of a wireless power system that includes at least a first high-Q magnetic resonator including an inductor having a variable inductance and a capacitor, having a variable capacitance; and a power conversion circuit, coupled to said first magnetic resonator, and exchanging power wirelessly with at least a second high-Q magnetic resonator, said circuit determining a measure of wireless power transfer, and producing a control signal indicative of said measure, and providing said control signal to said first magnetic resonator, and wherein said magnetic resonator adjusts at least one of said inductor and said capacitor value based on said signal.
    Type: Application
    Filed: October 1, 2010
    Publication date: February 3, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110018361
    Abstract: Described herein are embodiments of a magnetic power coupling system that includes at least one high-Q receiver resonator, configured to receive a magnetic signal within a near field of at least one other high-Q resonator that conveys power therein, and converts said magnetic signal into power, and produces a power output, said receiver including a connection to a load, wherein said connection allows coupling of said power to said load, wherein said receiver creates a signal, said signal representing at least one characteristic of the power coupling, and wherein said characteristic of the power coupling changes based on environmental conditions.
    Type: Application
    Filed: October 1, 2010
    Publication date: January 27, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20110012431
    Abstract: Described herein are embodiments of a method for receiving power wirelessly from at least one high-Q resonator that include integrating a high-Q resonator element in an electronic device, said high-Q resonator element including an inductive part wound around a magnetic material, said resonator element including a first coil portion which is connected in series with a capacitor to form an LC resonant circuit that may be resonant with an applied magnetic driving signal, and also including a second coil portion wound around a magnetic material, and inductively coupled to said first coil portion and receiving power wirelessly using said resonator element, at a frequency that is substantially resonant with a value determined according to said LC resonant circuit and producing an output using said coil portion to drive said electronic device.
    Type: Application
    Filed: September 10, 2010
    Publication date: January 20, 2011
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20100327661
    Abstract: Described herein are embodiments of a wireless power transmitter for transmitting power to at least one high-Q resonator that includes a high-Q magnetic resonator, a transmit system that creates a driving signal at a frequency that is substantially resonant with said magnetic resonator, and a current sensor, sensing an amount of current that flows through said magnetic resonator and creates a current sense signal indicative thereof and wherein said signal indicative of current is used by said transmit system to change said driving signal based on a characteristic of transmitting by said magnetic resonator.
    Type: Application
    Filed: September 10, 2010
    Publication date: December 30, 2010
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20100327660
    Abstract: Described herein are embodiments of a method of forming a wireless power system that includes first optimizing a first parameter of wireless power transmission between at least one high-Q source resonator and at least one high-Q receiver resonator and second optimizing a second parameter of said wireless power transmission.
    Type: Application
    Filed: August 26, 2010
    Publication date: December 30, 2010
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Publication number: 20100277005
    Abstract: Described herein are embodiments of a system for receiving wireless power from a high-Q resonator that include a base for a portable device, having surfaces that are shaped to mechanically hold to outer surfaces of a portable device, and having a high-Q magnetic resonator therein, said resonator formed of a coil portion in series with a capacitive portion, said resonator having an LC value which is tuned to a specified frequency.
    Type: Application
    Filed: July 16, 2010
    Publication date: November 4, 2010
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic
  • Patent number: 7825543
    Abstract: Disclosed is an apparatus for use in wireless energy transfer, which includes a first resonator structure configured to transfer energy non-radiatively with a second resonator structure over a distance greater than a characteristic size of the second resonator structure. The non-radiative energy transfer is mediated by a coupling of a resonant field evanescent tail of the first resonator structure and a resonant field evanescent tail of the second resonator structure.
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: November 2, 2010
    Assignee: Massachusetts Institute of Technology
    Inventors: Aristeidis Karalis, Andre B. Kurs, Robert Moffatt, John D. Joannopoulos, Peter H. Fisher, Marin Soljacic