US Patent 10305316 Wireless charging device for wearable electronic device

Systems and methods may provide for wireless charging device of an electronic device powered by a rechargeable battery. The wireless charging device may include a charging station having a charging surface with a power transmitter and a contour that concentrically interfaces with a corresponding contour of an inner surface of the electronic device in a manner that facilitates an initiation of a power charging sequence at the charging surface when the charging station detects an operational coupling between the power transmitter and a power receiver of the electronic device.