APPARATUS FOR REDUCING ELECTRIC FIELD AND RADIATION FIELD IN MAGNETIC RESONANT COUPLING COILS OR MAGNETIC INDUCTION DEVICE FOR WIRELESS ENERGY TRANSFER
First Claim
1. An apparatus for reducing an electric field and a radiation power in a magnetic resonator for wireless energy transfer, comprising:
- a transmission end energy transfer unit configured to include a feeding roof and a transmission coil;
a receiving end energy transfer unit configured to have a symmetrical structure to the transmission end energy transfer unit, to be separated from the transmission end energy transfer unit at a predetermined distance, and to include a receiving roof and a receiving coil;
a first electric field shield configured to be made of a nonconductor, to have a shape surrounding the transmission end energy transfer unit, and to have an empty space of a predetermined first thickness; and
a second electric field shield to be made of a nonconductor, to have a shape surrounding the receiving end energy transfer unit, and to have an empty space of a predetermined second thickness,wherein the empty spaces of the first and second electric field shields are filled with a dielectric material for shielding the electric field.
1 Assignment
0 Petitions
Accused Products
Abstract
An apparatus for reducing a radiation power and an electric field includes a transmission end energy transfer unit configured to include a feeding roof and a transmission coil, a receiving end energy transfer unit configured to be symmetrically separated from the transmission end energy transfer unit at a predetermined distance, and to include a receiving roof and a receiving coil, a first electric field shield configured to be made of a nonconductor, to have a shape surrounding the transmission end energy transfer unit, and to have an empty space of a predetermined first thickness; and a second electric field shield to be made of a nonconductor, to have a shape surrounding the receiving end energy transfer unit, and to have an empty space of a predetermined second thickness, wherein the empty spaces are filled with a dielectric material for shielding the electric field.
-
Citations
20 Claims
-
1. An apparatus for reducing an electric field and a radiation power in a magnetic resonator for wireless energy transfer, comprising:
-
a transmission end energy transfer unit configured to include a feeding roof and a transmission coil; a receiving end energy transfer unit configured to have a symmetrical structure to the transmission end energy transfer unit, to be separated from the transmission end energy transfer unit at a predetermined distance, and to include a receiving roof and a receiving coil; a first electric field shield configured to be made of a nonconductor, to have a shape surrounding the transmission end energy transfer unit, and to have an empty space of a predetermined first thickness; and a second electric field shield to be made of a nonconductor, to have a shape surrounding the receiving end energy transfer unit, and to have an empty space of a predetermined second thickness, wherein the empty spaces of the first and second electric field shields are filled with a dielectric material for shielding the electric field. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
-
-
10. An apparatus for reducing an electric field and a radiation power in a magnetic resonator for wireless energy transfer, comprising:
-
a transmission end energy transfer unit configured to includes a feeding roof and a transmission coil; a receiving end energy transfer unit configured to be formed symmetrical to the transmission end energy transfer unit, to be separated at a predetermined distance from the transmission end energy transfer unit, and to include a receiving coil and a receiving roof; a first electric field shield configured to be disposed at a rear side in a 180°
direction from the transmission end energy transfer unit, to be made of a nonconductor, and to have an area greater than the transmission coil and the feeding roof;a second electric field shield configured to be disposed at a rear side in a 180°
direction from the receiving end energy transfer unit, to be made of a nonconductor, and to have an area greater than the receiving coil and the receiving roof,wherein the first electric field shield and the second electric field shield internally include a dielectric that shields an electric field. - View Dependent Claims (11, 12, 13, 14)
-
-
15. A method for reducing an electric field and a radiation power in a magnetic resonator for wireless energy transfer, wherein the magnetic resonator includes a transmission end energy transfer unit having a feeding roof and a transmission coil and a receiving end energy transfer unit symmetrically separated from the transmission end energy transfer unit and having a receiving coil and a receiving roof, the method comprising:
-
shielding an electric field of the transmission end energy transfer unit by filling a dielectric at an empty space between an inner wall and an outer wall of a first electric field shield made of a nonconductor and having a shape entirely surrounding the transmission end energy transfer unit; and shielding an electric field of the receiving end energy transfer unit by filling a dielectric at an empty space between an inner wall and an outer wall of a second electric field shield made of a nonconductor and having a shape entirely surrounding the receiving end energy transfer unit. - View Dependent Claims (16, 17)
-
-
18. A method for reducing an electric field and a radiation power in a magnetic resonator for wireless energy transfer, wherein the magnetic resonator includes a transmission end energy transfer unit having a feeding roof and a transmission coil and a receiving end energy transfer unit symmetrically separated from the transmission end energy transfer unit and having a receiving coil and a receiving roof, the method comprising:
-
disposing a first electric field shield at a rear side in a 180°
direction from the transmission end energy transfer unit, wherein the first electric field shield has an area greater than the transmission coil and the feeding roof, is made of a nonconductor, and internally includes a dielectric shielding an electric field; anddisposing a second electric field shield at a rear side in a 180°
direction from the receiving end energy transfer unit, wherein the second electric field shield has an area greater than the receiving coil and the receiving roof, is made of a nonconductor, and internally includes a dielectric shielding an electric field. - View Dependent Claims (19, 20)
-
Specification