System, method and apparatus for induction and alignment in a wireless electromagnetic induction charging system of an electric vehicle

摘要

An apparatus is provided for determining a relative position of a wireless power transmitter from a wireless power receiver. The apparatus comprises a plurality of sense coils, each sense coil being configured to generate a respective signal under the influence of an alternating magnetic field, each wave pulse being a respective time slot of the plurality of time slots. Happens in. The apparatus further comprises a processor configured to determine a relative position of the wireless power transmitter from the wireless power receiver based on a respective signal from each of the plurality of sense coils.