Patent ID: 8067921

Claim:
A recharging system, comprising: an electronic device comprising: a first electromagnetic induction device; and a rechargeable battery; a recharging device comprising: a casing comprising a loading plate and four side walls, the side walls vertically disposed on the fringe of the loading plate, the loading plate being configured for loading the electronic device; a detection layer configured for detecting the position of the electronic device according to electromagnetic wave generated by the first electromagnetic induction device, the detection layer comprising a first layer and a second layer, the first layer and the second layer being a grid of wires and running perpendicular to each other, when the electronic device being loaded on the loading plate, the electromagnetic wave generated by the first electromagnetic induction device inducing a current to flow within the first layer and a current to flow in the second layer; a second microprocessor configured for computing the position of the first electromagnetic induction device based on the current flowing through the wires; a second electromagnetic induction device; and a driving device comprising a first motor and a second motor, the first motor and the second motor slidably latched in the side walls, and being controlled by the second microprocessor to drive the second electromagnetic induction device to align with the first electromagnetic induction device according to the position of the first electromagnetic induction device.