Maximizing power yield from wireless power magnetic resonators
First Claim
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1. A wireless receiver for receiving power via a wireless field and for delivering power to a load, comprising:
- a plurality of movable magnets each configured to individually oscillate on a respective axis in the presence of an alternating magnetic field having an alternating frequency, the plurality of movable magnets configured to oscillate according to a resonant frequency that is substantially equal to the alternating frequency of the alternating magnetic field; and
a circuit configured to receive energy generated by the plurality of movable magnets to output electrical energy to power the load, the circuit having an inductance L and a capacitance C and configured to substantially resonate at the alternating frequency of the alternating magnetic field.
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Abstract
Magneto mechanical systems used for wireless power reception. A miniature moving magnet is placed in an oscillating magnetic field. Movement of the magnet causes power to be generated.
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Citations
26 Claims
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1. A wireless receiver for receiving power via a wireless field and for delivering power to a load, comprising:
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a plurality of movable magnets each configured to individually oscillate on a respective axis in the presence of an alternating magnetic field having an alternating frequency, the plurality of movable magnets configured to oscillate according to a resonant frequency that is substantially equal to the alternating frequency of the alternating magnetic field; and a circuit configured to receive energy generated by the plurality of movable magnets to output electrical energy to power the load, the circuit having an inductance L and a capacitance C and configured to substantially resonate at the alternating frequency of the alternating magnetic field. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A power receiving system for receiving power via a wireless field and for delivering power to a load, comprising:
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a plurality of movable parts each configured to individually oscillate on a respective axis in response to the presence of an alternating magnetic field to produce kinetic energy, the alternating magnetic field having an alternating frequency, the plurality of movable parts configured to oscillate according to a resonant frequency that is substantially equal to the alternating frequency of the alternating magnetic field; and a cicuit configured to convert the kinetic to electric energy to power the load, the cicuit having an inductance L and a capacitance C and configured to substantially resonate at the alternating frequency of the alternating magnetic field. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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18. A method of wirelessly receiving power, the method comprising:
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generating a first alternating magnetic field via a plurality of movable magnets each configured to individually oscillate on a respective axis in the presence of a second alternating magnetic field having an alternating frequency, the plurality of movable magnets configured to oscillate according to a resonant frequency that is substantially equal to the alternating frequency of the second alternating magnetic field; and wirelessly receiving energy at a circuit using at least the first alternating magnetic field generated by the plurality of movable magnets to output electrical energy to power the load, the circuit having an inductance L and a capacitance C and configured to substantially resonate at the alternating frequency of the second alternating magnetic field. - View Dependent Claims (19, 20, 21)
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22. A wireless receiver for receiving power via a wireless field and for delivering power to a load, comprising:
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a plurality of means for oscillating on a respective axis in the presence of an alternating magnetic field having an alternating frquency, the plurality of means for oscillating configured to oscillate according to a resonant frequency that is substantially equal to the alternating frequency of the alternating magnetic field; and means for wirelessly receiving energy generated by the plurality of means for oscillating to output electrical energy to power the load, the means for wirelessly receiving energy having an inductance L and a capacitance C and configured to substantially resonate at the alternating frequency of the alternating magnetic field. - View Dependent Claims (23, 24, 25, 26)
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Specification