Patent ID: 11909225
Assignee: HALO MICROELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 29:
30. A wireless charger, comprising:
a wireless charging transmitter; and
a housing, configured to house the wireless charging transmitter, wherein the wireless charging transmitter comprises:
a transmit coil group, the transmit coil group comprising at least two transmit coils configured to simultaneously transmit electric energy to an external receive coil, the at least two transmit coils are being associated such that orientations of magnetic fields generated by currents on the at least two transmit coils are not parallel and form a first angle and a coupling coefficient between the at least two transmit coils is less than a predetermined threshold; and
at least two transmit circuit units, each of the transmit circuit units being electrically connected to a corresponding transmit coil of the transmit coils and being configured to supply a current to the corresponding transmit coil.