Wireless energy transfer with high-Q resonators using field shaping to improve K
View Patent ↗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 has Q>100 and the second resonator has Q>100, 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 the field of at least one of the source resonator and the second resonator is shaped using magnetic materials to increase the coupling factor among the resonators.
1. A system, comprising:
a source resonator adapted to be coupled to an energy source; and
a second resonator located a distance from the source resonator,
wherein the source resonator has Q>100 and the second resonator has Q>100,
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,
wherein the field of at least one of the source resonator and the second resonator is shaped using magnetic materials to increase the coupling factor among the resonators.
2. The system of claim 1 , wherein the field of at least one of the source resonator and the second resonator is shaped using at least one of magnetic materials and conducting surfaces.
3. The system of claim 1 , comprising more than one source resonator.
4. The system of claim 1 , comprising more than one second resonator.
5. The system of claim 1 , comprising more than three resonators.
6. A method, comprising:
providing a source resonator adapted to be coupled to an energy source and a second resonator located a distance from the source resonator,
wherein the source resonator has Q>100 and the second resonator has Q>100,
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,
wherein the field of at least one of the source resonator and the second resonator is shaped using magnetic materials to increase the coupling factor among the resonators.
7. The method of claim 6 , wherein the field of at least one of the source resonator and the second resonator is shaped using at least one of magnetic materials and conducting surfaces.
8. The method of claim 6 , comprising more than one source resonator.
9. The method of claim 6 , comprising more than one second resonator.
10. The method of claim 6 , comprising more than three resonators.