Wireless energy transfer using object positioning for low loss
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 and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and where a loss inducing object is positioned to minimize loss in at least one resonator.
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 and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and
wherein a loss inducing object is positioned to minimize loss in at least one resonator.
2. The system of claim 1 , wherein at least one of the source resonator and the second resonator have a quality factor, Q>100.
3. The system of claim 1 , wherein the source resonator Q is greater than 100 and the second resonator Q is greater than 100.
4. The system of claim 1 , wherein the square root of the source resonator Q times the second resonator Q is greater than 100.
5. The system of claim 1 , comprising more than one source resonator.
6. The system of claim 1 , comprising more than one second resonator.
7. The system of claim 1 , comprising more than three resonators.
8. 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 and the second resonator are coupled to provide near-field wireless energy transfer among the source resonator and the second resonator and wherein a loss inducing object is positioned to minimize loss in at least one resonator.
9. The method of claim 8 , wherein at least one of the source resonator and the second resonator have a quality factor, Q>100.
10. The method of claim 8 , wherein the source resonator Q is greater than 100 and the second resonator Q is greater than 100.
11. The method of claim 8 , wherein the square root of the source resonator Q times the second resonator Q is greater than 100.
12. The method of claim 8 , comprising more than one source resonator.
13. The method of claim 8 , comprising more than one second resonator.
14. The method of claim 8 , comprising more than three resonators.