摘要:
Described herein are embodiments of a wireless power system that include a signal generator, having a connection to a source of power, and which creates a substantially unmodulated signal at a first frequency, a transmitting high-Q resonator, generating a magnetic field having said first frequency and based on power created by said signal generator, a receiving high-Q resonator, receiving a magnetic power signal created by said transmitting resonator, said receiving resonator being a distance greater than 1 m spaced from said transmitting resonator, and a load receiving part, receiving power from said receiving resonator, wherein a transfer efficiency between said transmitting resonator and said receiving resonator is greater than 25% at 1 m of distance between said transmitting resonator and said receiving resonator.
摘要:
Described herein are embodiments of a wireless power transmitter device for transmitting power to at least one high-Q resonator that includes a first portion, formed of a high-Q magnetic resonator, and a high frequency generation system, having a number of components, wherein at least one of said components is formed using a process which creates nanoscale features.
摘要:
Described herein are embodiments of transmitting power wirelessly that include driving a high-Q non-radiative resonator at a value near its resonant frequency to produce a magnetic field output, said non-radiative-resonator formed of a combination of resonant parts, including at least an inductive part formed by a wire loop, and a capacitor part that is separate from a material forming the inductive part, and maintaining at least one characteristic of said resonator such that its usable range has a usable distance over which power can be received, which-distance is set by a detuning effect when a-second resonator gets too close to said resonator.
摘要:
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.
摘要:
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.
摘要:
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.
摘要:
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.
摘要:
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.
摘要:
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.
摘要:
In embodiments of the present invention improved capabilities are described for receiving magnetic transmission of power from at least a first high-Q resonator, comprising a wire loop high-Q resonator, having a wire formed into at least one loop forming an inductance and having a capacitance, the wire loop resonator having an LC value tuned for receiving a magnetic field of a first specified frequency, and producing an output based on receiving the magnetic field that includes electrical power. The wire loop resonator may include a first part associated with the wire loop resonator which increases the coupling between the first high-Q resonator and the wire loop portion of said resonator without increasing the radius of the wire loop resonator.