Wireless energy transfer using field shaping to reduce loss
DCFirst Claim
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1. A system, comprising:
- a source resonator optionally coupled to an energy source; and
a second resonator located a distance from the source resonator,wherein the source resonator and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and wherein the field of at least one of the source resonator and the second resonator is shaped using a conducting material and a magnetic material.
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Abstract
In embodiments of the present invention improved capabilities are described for a method and system comprising a source resonator optionally coupled to an energy source and a second resonator located a distance from the source resonator, where the source resonator and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and where the field of at least one of the source resonator and the second resonator is shaped to avoid a loss-inducing object.
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23 Claims
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1. A system, comprising:
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a source resonator optionally coupled to an energy source; and a second resonator located a distance from the source resonator, wherein the source resonator and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and wherein the field of at least one of the source resonator and the second resonator is shaped using a conducting material and a magnetic material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method, comprising:
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providing a source resonator optionally coupled to an energy source and a second resonator located a distance from the source resonator, coupling the source resonator and the second resonator to provide near-field wireless energy transfer among the source resonator and the second resonator, and shaping the field of at least one of the source resonator and the second resonator using a conducting surface and a magnetic material. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
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23. A system, comprising:
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a resonator coupled to power and control circuitry; wherein the resonator and the power and control circuitry are configured to provide near-field wireless energy transfer among other resonators, and wherein the power and control circuitry is at least partially covered by high permeability materials and conducting surfaces to shape magnetic fields of the resonator around the power and control circuitry.
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Specification