ELECTRONIC DEVICE, WIRELESS CHARGING DEVICE, AND WIRELESS CHARGING METHOD

An electronic device, a wireless charging device and a wireless charging method, which belong to the technical field of charging. The electronic device comprises: a receiving coil, a receiving circuit, a first switch module and a first control module, wherein the first control module is used for controlling, according to a related parameter for the magnetic coupling strength between the receiving coil and a transmitting coil of a wireless charging device, the turning on and off of at least two first switches in the first switch module, so as to adjust the number of turns of subcoils in the receiving coil that effectively work.