Wireless power transmission system, and method of controlling transmission and reception of resonance power
First Claim
1. A method, executed by a resonance power transmitter, of controlling resonance power transmission, the method comprising:
- transmitting resonance power to a resonance power receiver, the resonance power having a different resonance frequency for each of a plurality of time intervals, and transmitting information about an amount of the resonance power and an identification of a resonance frequency, in each of the plurality of time intervals; and
receiving, in a notification initiated by the resonance power receiver, an identification of the resonance frequency having the highest power transmission efficiency among the transmitted resonance frequencies, wherein the resonance frequency having the highest power transmission efficiency is detected by the resonance power receiver, based on the transmitted resonance power.
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Accused Products
Abstract
A resonance power transmission system, and a method of controlling transmission and reception of a resonance power are provided. According to one embodiment, a method of controlling resonance power transmission in a resonance power transmitter may include: transmitting resonance power to a resonance power receiver, the resonance power having resonance frequencies which vary with respect to a plurality of time intervals; and receiving, from the resonance power receiver, information regarding the resonance frequency having the highest power transmission efficiency among the resonance frequencies used in the time intervals.
17 Citations
23 Claims
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1. A method, executed by a resonance power transmitter, of controlling resonance power transmission, the method comprising:
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transmitting resonance power to a resonance power receiver, the resonance power having a different resonance frequency for each of a plurality of time intervals, and transmitting information about an amount of the resonance power and an identification of a resonance frequency, in each of the plurality of time intervals; and receiving, in a notification initiated by the resonance power receiver, an identification of the resonance frequency having the highest power transmission efficiency among the transmitted resonance frequencies, wherein the resonance frequency having the highest power transmission efficiency is detected by the resonance power receiver, based on the transmitted resonance power. - View Dependent Claims (2, 3, 4, 21, 22, 23)
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5. A method, executed by a resonance power transmitter, of controlling resonance power transmission, the method comprising:
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determining an order of a plurality of resonance power receivers; transmitting a first resonance power to a first resonance power receiver of the plurality of resonance power receivers, based on the determined order, the first resonance power having a different resonance frequency for each of a plurality of time intervals, and transmitting information about an amount of the first resonance power and an identification of the first resonance frequency, in each of the plurality of time intervals; receiving, in a notification initiated by the first resonance power receiver, an identification of a first resonance frequency having the highest power transmission efficiency for the first resonance power receiver among the transmitted resonance frequencies used in the time intervals; transmitting a second resonance power to a second resonance power receiver of the plurality of resonance power receivers, based on the determined order, the second resonance power having a different resonance frequency for each of a plurality of time intervals; and receiving, in a notification initiated by the second resonance power receiver, an identification of a second resonance frequency having the highest power transmission efficiency for the second resonance power receiver among the transmitted resonance frequencies used in the time intervals, wherein each of the first resonance frequency and the second resonance frequency is detected by the resonance power receiver, based on the transmitted resonance power. - View Dependent Claims (6, 7, 8, 9, 10)
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11. A method, executed by a resonance power receiver, of controlling resonance power reception, the method comprising:
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receiving resonance power from a resonance power transmitter, the resonance power having a different resonance frequency for each of a plurality of time intervals; receiving, from the resonance power transmitter, a message identifying the resonance frequency and resonance power transmitted, in each of the time intervals; detecting a resonance frequency having the highest power transmission efficiency among the resonance frequencies used in the time intervals, based on the identified resonance frequency and resonance power transmitted in each of the time intervals; and notifying the resonance power transmitter of the identity of the detected resonance frequency upon its detection. - View Dependent Claims (12, 13)
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14. A resonance power transmitter comprising:
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a resonance power generator configured to generate resonance power, wherein the resonance frequency of the resonance power differs for each of a plurality of time intervals; a source resonator configured to transmit the resonance power to a resonance power receiver; and a communication unit configured to receive, in a notification initiated by the resonance power receiver, an identification of the resonance frequency having the highest power transmission efficiency among the transmitted resonance frequencies, and an identification of an amount of resonance power, in each of the plurality of time intervals, wherein the resonance frequency having the highest power transmission efficiency is detected by the resonance power receiver, based on the transmitted resonance power. - View Dependent Claims (15, 16, 17)
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18. A resonance power receiver comprising:
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a target resonator configured to receive resonance power from a resonance power transmitter, the resonance power having a different resonance frequency for each of a plurality of time intervals; a communication unit configured to receive, from the resonance power transmitter, a message identifying the resonance frequency and resonance power transmitted, in each of the time intervals; and a target controller configured to detect a resonance frequency having the highest power transmission efficiency among the resonance frequencies used in the time intervals, based on the identified resonance frequency and resonance power transmitted in each of the time intervals, wherein the communication unit is configured to transmit, in a notification to the resonance power transmitter, an identification of the detected resonance frequency upon its detection. - View Dependent Claims (19, 20)
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Specification