WIRELESS POWER RELAY DEVICE AND WIRELESS POWER TRANSMISSION SYSTEM
First Claim
1. A wireless power relay device comprising a plurality of relay coils configured to relay power transmission by capturing a magnetic field,wherein power is transmitted through the magnetic field to a predetermined point among points at which the plurality of relay coils are arranged,wherein a relay coil at the predetermined point has a larger impedance value than impedance values of the other relay coils.
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Accused Products
Abstract
The present invention is mainly directed to providing a wireless power relay device and a wireless power transmission system, which are capable of reinforcing a relay coil in which a high voltage is induced among a plurality of relay coils, thereby preventing the relay coil from being damaged due to the induction of the high voltage.
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Citations
24 Claims
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1. A wireless power relay device comprising a plurality of relay coils configured to relay power transmission by capturing a magnetic field,
wherein power is transmitted through the magnetic field to a predetermined point among points at which the plurality of relay coils are arranged, wherein a relay coil at the predetermined point has a larger impedance value than impedance values of the other relay coils.
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9. A wireless power relay device comprising a plurality of relay coils configured to relay power transmission by capturing a magnetic field,
wherein power is transmitted to a predetermined point through the magnetic field among points at which the relay coils are arranged, wherein a relay coil in which a voltage which is greater than or equal to a withstanding voltage allowable in a capacitor thereof is induced among relay coils which are in a path in which the magnetic field is transmitted to the predetermined point has a higher impedance value than impedance values of the other relay coils which are in the path in which the magnetic field is transmitted to the predetermined point.
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17. A wireless power transmission system comprising:
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a wireless power transmission device configured to transmit power through a magnetic field; and a plurality of relay coils configured to capture and relay the magnetic field, wherein the wireless power transmission system transmits power to a predetermined point through the magnetic field among points at which the plurality of relay coils are arranged, wherein a relay coil in which a voltage which is greater than or equal to a withstanding voltage allowable in a capacitor thereof is induced among relay coils which are in a path in which the magnetic field is transmitted to the predetermined point has a higher impedance value than impedance values of the other relay coils which are in the path in which the magnetic field is transmitted to the predetermined point. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24)
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Specification