WIRELESS POWER TRASMITTING METHOD AND APPARATUS USING DUAL-LOOP IN-PHASE FEEDING
First Claim
1. A wireless power transmitting apparatus comprising:
- a generator configured to generate a Radio Frequency (RF) signal;
an amplifier configured to amplify the generated RF signal;
a matching circuit configured to be connected to the amplifier to perform impedance matching;
a first resonator configured to comprise a first feeding loop connected to the matching circuit and transmit wireless power using a signal provided through the first feeding loop; and
a second resonator configured to comprise a second feeding loop connected to the matching circuit and transmit wireless power using a signal provided through the second feeding loop,wherein the first and second feeding loops are formed in a manner that allows magnetic fields respectively generated by the first and second resonators to be excited in the same direction and in phase.
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Accused Products
Abstract
Provided are wireless power transmitting method and apparatus using dual-loop in-phase feeding. The wireless power transmitting apparatus includes a generator configured to generate a Radio Frequency (RF) signal, an amplifier configured to amplify the generated RF signal, a matching circuit configured to be connected to the amplifier to perform impedance matching, a first resonator configured to comprise a first feeding loop connected to the matching circuit and transmit wireless power using a signal provided through the first feeding loop, and a second resonator configured to comprise a second feeding loop connected to the matching circuit and transmit wireless power using a signal provided through the second feeding loop, wherein the first and second feeding loops are formed in a manner that allows magnetic fields respectively generated by the first and second resonators to be excited in the same direction and in phase.
15 Citations
20 Claims
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1. A wireless power transmitting apparatus comprising:
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a generator configured to generate a Radio Frequency (RF) signal; an amplifier configured to amplify the generated RF signal; a matching circuit configured to be connected to the amplifier to perform impedance matching; a first resonator configured to comprise a first feeding loop connected to the matching circuit and transmit wireless power using a signal provided through the first feeding loop; and a second resonator configured to comprise a second feeding loop connected to the matching circuit and transmit wireless power using a signal provided through the second feeding loop, wherein the first and second feeding loops are formed in a manner that allows magnetic fields respectively generated by the first and second resonators to be excited in the same direction and in phase. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A wireless power transmitting method which is implemented by a wireless power transmitting apparatus, the method comprising:
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generating a Radio Frequency (RF) signal; amplifying the generated RF signal; performing impedance matching on the amplified signal; providing a resultant signal to a first resonator using a first feeding loop and to a second resonator using a second feeding loop; and transmitting wireless power to a wireless power receiving apparatus by using the first and second resonators, wherein the first and second feeding loops are formed in a manner that allow magnetic fields respectively generated by the first and second resonators to be excited in the same direction and in phase. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. A wireless power receiving apparatus comprising:
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a plurality of resonators, each configured to receive wireless power from a wireless power transmitting apparatus based on magnetic resonance; a matching circuit configured to be connected to the plurality of resonators to perform impedance matching; and a rectifier configured to rectify current input through the matching circuit, wherein the plurality of resonators are formed in a manner that allows magnetic fields respectively generated by the plurality of resonators to be excited in the same direction and in phase. - View Dependent Claims (18, 19, 20)
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Specification