METHOD AND APPARATUS FOR TRANSMITTING WIRELESS POWER
First Claim
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1. A method of wirelessly transmitting power by a wireless power transmitter, the method comprising:
- transmitting power of a first level determined based on a maximum load power level of a load, which is electrically connected to a wireless power receiver, to the wireless power receiver;
receiving information on a used load power level according to a load change in the load from the wireless power receiver; and
controlling a power level transmitted to the wireless power receiver according to the information on the received used load power level.
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Abstract
A method and an apparatus for wirelessly transmitting power are provided. The method includes transmitting power of a first level determined based on a maximum load power level of a load, which is electrically connected to a wireless power receiver, to the wireless power receiver, receiving information on a used load power level according to a load change in the load from the wireless power receiver, and controlling a power level transmitted to the wireless power receiver according to the information on the received used load power level.
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Citations
33 Claims
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1. A method of wirelessly transmitting power by a wireless power transmitter, the method comprising:
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transmitting power of a first level determined based on a maximum load power level of a load, which is electrically connected to a wireless power receiver, to the wireless power receiver; receiving information on a used load power level according to a load change in the load from the wireless power receiver; and controlling a power level transmitted to the wireless power receiver according to the information on the received used load power level. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A method of wirelessly receiving power by a wireless power receiver, the method comprising:
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receiving power of a first level determined based on a maximum load power level of a load, which is electrically connected to the wireless power receiver, from a wireless power transmitter; acquiring information on a used load power level according to a load change in the load, which is electrically connected to the wireless power receiver; transmitting the acquired information on the used load power level to the wireless power transmitter; and receiving power of a power level controlled in accordance with the information on the used load power level from the wireless power transmitter. - View Dependent Claims (13, 14, 15, 16)
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17. A wireless power transmitter, comprising:
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a communication unit configured to receive information on a maximum load power level of a load electrically connected to a wireless power receiver, and information on a used load power level according to a load change in the load; a controller configured to; transmit power of a first level determined based on the maximum load power level to the wireless power receiver, receive information on the used load power level according to a load change in the load from the wireless power receiver, and control a power level transmitted to the wireless power receiver according to the received information on the used load power level; and a wireless power transmitting unit configured to transmit wireless power to the wireless power receiver according to a control of the controller. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26)
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27. A wireless power receiver, comprising:
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a communication unit configured to transmit information on a maximum load power level of a load electrically connected to the wireless power receiver, and information on a used load power level according to a load change in the load to a wireless power transmitter; a controller configured to control a transmission of information on the maximum load power level and information on the used load power level to the wireless power transmitter; and a wireless power receiving unit configured to receive wireless power from the wireless power transmitter. - View Dependent Claims (28, 29, 30, 31)
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32. A non-transitory computer readable recording medium for storing data relating to computing operations, the computer readable recording medium configured to store at least one instruction that when executed by a processor, configures the processor to:
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transmit power of a first level determined based on a maximum load power level of a load, which is electrically connected to a wireless power receiver, to the wireless power receiver; receive information on a used load power level according to a load change in the load from the wireless power receiver; and control a power level transmitted to the wireless power receiver according to the information on the received used load power level.
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33. A non-transitory computer readable recording medium for storing data relating to computing operations, the computer readable recording medium configured to store at least one instruction that when executed by a processor, configures the processor to:
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receive power of a first level determined based on a maximum load power level of a load, from a wireless power transmitter; acquire information on a used load power level according to a load change in the load; transmit the acquired information on the used load power level to the wireless power transmitter; and receive power of a power level controlled in accordance with the information on the used load power level from the wireless power transmitter.
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Specification