| 摘要 |
PROBLEM TO BE SOLVED: To provide a wireless power transmission technology with small power consumption capable of transmitting power with high transmission efficiency even when a power reception device is moved during charging.SOLUTION: The charger includes: placing means for placing a power reception device; vibration detection means for detecting vibration of the placing means; position detection means for detecting a position of the power reception device in the placing means in accordance with detection of vibration with the vibration detection means; power transmission means for transmitting power to the power reception device; and control means for making the power transmission means transmit power toward the position detected with the position detection means.SELECTED DRAWING: Figure 4 |
