WIRELESS CHARGER, SYSTEM, CONTROL METHOD, CHARGING EQUIPMENT AND DATA MEDIUM Russian patent published in 2020 - IPC H02J50/90 H02J50/10 

FIELD: electrical engineering.

SUBSTANCE: present invention relates to electrical engineering, in particular to wireless charging device. Device comprises: a power supply circuit configured to supply an alternating current signal; a transmitting coil configured to convert an alternating current signal into electromagnetic waves for emission to a receiving side; wireless charger additionally comprises: a plurality of detection coils arranged to spaced circumferentially around the transmitting coil, a plurality of detection coils forming a circular path, which is concentric relative to transmitting coil, and detecting coil is configured to emit energy to receiving side receiving coil and generate induction signal; movable coil holder, transmitting coil and plurality of detecting coils are located on movable coil holder; a drive mechanism connected to the movable coil holder and configured to move the movable coil holder into motion; a controller configured to receive induction signals of a plurality of detection coils and to control the position of the movable coil holder by controlling the drive mechanism based on the induction signals of the plurality of detection coils.

EFFECT: technical result is higher efficiency of wireless charging.

17 cl, 4 dwg