Method and apparatus for controlling wireless power transmission
First Claim
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1. An apparatus for controlling wireless power transmission, comprising:
- a controller configured to determine an output voltage of a power factor correction unit based on charging information of a battery of a wireless power reception apparatus;
the power factor correction unit configured to correct an input voltage into the determined output voltage, and output a variable voltage; and
a resonance unit configured to transmit power converted from the variable voltage to the wireless power reception apparatus,wherein the charging information is obtained from the wireless power reception apparatus, and comprises any one or any combination of two or more of a charging level, a charging capacity, and a charging type of the battery,wherein the controller is configured to determine a value of a variable frequency in a resonant frequency band of the resonator, based on the obtained charging information of the battery.
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Abstract
A method and an apparatus for controlling wireless power transmission are provided. An apparatus for controlling wireless power transmission includes a controller configured to determine an output voltage of a power factor correction unit based on charging information of a battery, the power factor correction unit configured to correct an input voltage into the determined output voltage, and output a variable voltage, and a resonance unit configured to transmit power converted from the variable voltage to a wireless power reception apparatus.
12 Citations
18 Claims
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1. An apparatus for controlling wireless power transmission, comprising:
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a controller configured to determine an output voltage of a power factor correction unit based on charging information of a battery of a wireless power reception apparatus; the power factor correction unit configured to correct an input voltage into the determined output voltage, and output a variable voltage; and a resonance unit configured to transmit power converted from the variable voltage to the wireless power reception apparatus, wherein the charging information is obtained from the wireless power reception apparatus, and comprises any one or any combination of two or more of a charging level, a charging capacity, and a charging type of the battery, wherein the controller is configured to determine a value of a variable frequency in a resonant frequency band of the resonator, based on the obtained charging information of the battery. - View Dependent Claims (2, 3, 4, 5, 6)
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7. An apparatus for controlling wireless power transmission, Comprising:
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a controller configured to determine a variable frequency of an inverter based on charging information of a battery of a wireless power reception apparatus; the inverter configured to convert an input voltage into an alternating (AC) voltage based on the determined variable frequency; and a resonance unit configured to transmit power converted into the AC voltage to the wireless power reception apparatus, wherein the charging information is obtained from the wireless power reception apparatus, and comprises any one or any combination of two or more of a charging level, a charging capacity, and a charging type of the battery, wherein the controller is configured to determine a value of the variable frequency in a resonant frequency band of the resonator, based on the obtained charging information of the battery. - View Dependent Claims (8, 9, 10, 11, 12)
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13. An apparatus for controlling wireless power transmission, comprising:
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a controller configured to determine an output voltage of a power factor correction unit and a variable frequency of an inverter, based on charging information of a battery of a wireless power reception apparatus; the power factor correction unit configured to correct an input voltage into the determined output voltage, to output a variable voltage based on a result of the determining by the controller; the inverter configured to convert the variable voltage into an alternating (AC) voltage based on the determined variable frequency; and a resonance unit configured to transmit power converted into the AC voltage to the wireless power reception apparatus, wherein the charging information is obtained from the wireless power reception apparatus, and comprises any one or any combination of two or more of a charging level, a charging capacity, and a charging type of the battery, wherein the controller is configured to determine a value of the variable frequency in a resonant frequency band of the resonator, based on the obtained charging information of the battery. - View Dependent Claims (14, 15, 16)
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17. A method for controlling power transmission, the method comprising:
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determining an output voltage of a power factor correction unit based on charging information of a battery of a wireless power reception apparatus; correcting an input voltage to the power factor correction unit into the determined output voltage, and outputting a variable voltage that varies based on a result of the determining; and transmitting power converted from the variable voltage into an alternating (AC) voltage to a wireless power reception apparatus, wherein the determining of the output voltage is performed with a controller of an apparatus for controlling wireless transmission; and the charging information is obtained from the wireless power reception apparatus, and comprises any one or any combination of two or more of a charging level, a charging capacity, and a charging type of the battery. - View Dependent Claims (18)
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Specification