METHOD AND APPARATUS FOR DETECTING LOAD FLUCTUATION OF WIRELESS POWER TRANSMISSION
First Claim
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1. A wireless power transmitter comprising:
- a resonator configured to wirelessly transmit, to a target device, an output power;
a power detector configured to detect a current of the output power; and
a controller configured todetect a change in the current, anddetect a target load based on the change in the current, andwherein the target load comprises a load of which the output power is applied thereto.
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Abstract
A method and apparatus to detect load fluctuation of a wireless power transmission are provided. A wireless power transmitter includes a resonator configured to wirelessly transmit, to a target device, an output power. The wireless power transmitter further includes a power detector configured to detect a current of the output power. The wireless power transmitter further includes a controller configured to detect a change in the current, and to detect a target load based on the change in the current. The target load includes a load of which the output power is applied thereto.
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Citations
20 Claims
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1. A wireless power transmitter comprising:
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a resonator configured to wirelessly transmit, to a target device, an output power; a power detector configured to detect a current of the output power; and a controller configured to detect a change in the current, and detect a target load based on the change in the current, and wherein the target load comprises a load of which the output power is applied thereto. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of detecting a load in a wireless power transmission, comprising:
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wirelessly transmitting, to a target device, an output power; detecting a current of the output power; detecting a change in the current; and detecting a target load based on the change in the current, the target load comprising the load of which the output power is applied thereto. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification