APPARATUS FOR WIRELESS POWER TRANSFER, APPARATUS FOR WIRELESS POWER RECEPTION AND COIL STRUCTURE

摘要

The present invention relates to a transmitting device for wireless power transmission, which includes: a bowl-shaped transmitting device body; and a transmitting coil unit for wirelessly transmitting power to a receiving device based on power supplied from a power source. The transmitting coil unit may include a multi-loop coil unit wound in the bottom surface of the transmitting device body, and a helical coil unit wound around the side wall of the transmitting device body, the helical coil unit being wound to increase the radius of a coil loop in a direction to the upper part of the transmitting device body, and being extended from the end of the multi-loop coil unit.

主权项

1. A wireless power transmitting device, comprising:
a bowl-shaped transmitting device body; and a transmitting coil unit for wirelessly transmitting power to a receiving device, wherein the transmitting coil unit comprises: a multi-loop coil unit wound in a bottom of the transmitting device body; and a helical coil unit wound around a side wall of the transmitting device body, and wound to increase a radius of a coil loop in a direction to an upper part, wherein the transmitting device body is configured such that, in an interior area defined thereby, the whole or a part of a receiving device for receiving wireless power from the wireless power transmitting device is located and receives wireless power from the wireless power transmitting device.