Patent ID: 11894712
Assignee: GE HYBRID TECHNOLOGIES, LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A device for transmitting wireless power, comprising:
a primary coil array configured to send a ping signal according to one of a plurality of ping signal conditions, each of the plurality of ping signal conditions corresponding to a candidate charge distance;
a detecting unit configured to detect a power receiver in relation to one or more primary coils of the primary coil array and determine a charge distance when a response message to the ping signal is received from the power receiver, wherein the charge distance comprises the candidate charge distance corresponding to the ping signal condition;
a charge mode control unit for controlling a charge mode of the one or more primary coils based at least in part on a detection of the power receiver and the charge distance; and
a communication and control unit configured to control power transfer via the one or more primary coils according to one or more control messages received from the power receiver.