POWER TRANSMISSION DEVICE, POWER TRANSMISSION METHOD, AND POWER TRANSMISSION SYSTEM
First Claim
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1. A power transmission device, comprising:
- a communication unit configured to communicate with a power receiving device;
a power transmitting unit configured to transmit an amount of power wirelessly to the power receiving device; and
a controller unit configured to cause the communication unit to send a request for information indicating a power reception capability of the power receiving device and receive a response bearing the information corresponding to the request,wherein the controller is further configured to determine the amount of power to be transmitted to the power receiving device based on the information.
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Abstract
A power transmission device includes a communication unit that transmits a power capability information transmission request, receives power capability information in response to the power capability information transmission request, and transmits randomized parameter information by a communication channel. The power transmission device also includes a processing unit that produces the randomized parameter information, based on the power capability information. Further, the power transmission device includes a power transmission unit that wirelessly transmits power based on the randomized parameter information.
8 Citations
4 Claims
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1. A power transmission device, comprising:
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a communication unit configured to communicate with a power receiving device; a power transmitting unit configured to transmit an amount of power wirelessly to the power receiving device; and a controller unit configured to cause the communication unit to send a request for information indicating a power reception capability of the power receiving device and receive a response bearing the information corresponding to the request, wherein the controller is further configured to determine the amount of power to be transmitted to the power receiving device based on the information.
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2. A power reception device, comprising:
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a communication unit configured to communicate with a power transmitting device; a power receiving unit configured to receive an amount of power wirelessly from the power transmitting device; and a controller unit configured to cause the communication unit to receive a request for information indicating a power reception capability of the power reception device and send a response bearing the information corresponding to the request, wherein the amount of power is determined based on the information.
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3. A power transmission method, comprising:
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through a communication channel, sending a request for information indicating a power reception capability of a power receiving device; through the communication channel, receiving a response bearing the information corresponding to the request; and determining, based on the information, an amount of power to be transmitted wirelessly to the power receiving device.
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4. A power reception method, comprising:
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through a communication channel, receiving a request for information indicating a power reception capability of a power receiving device; through the communication channel, sending, to a power transmitting device, a response bearing the information corresponding to the request; and receiving an amount of power, which is determined based on the information, transmitted wirelessly from the power transmitting device.
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Specification