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Reduced jamming between receivers and wireless power transmitters

  • US 9,407,334 B2
  • Filed: 11/24/2014
  • Issued: 08/02/2016
  • Est. Priority Date: 11/21/2008
  • Status: Active Grant
First Claim
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1. A wireless power charger, comprising:

  • a wireless power transmitter configured to generate a field and provide wireless power to a wireless power receiving device that can charge the wireless power receiving device; and

    a processor in communication with the wireless power transmitter and configured to monitor at least one communication channel of a wireless communication device different from the wireless power charger and reduce a power level of the field generated by the wireless power transmitter from a first power level to a second power level, wherein the reduction of a power level of the field generated by the wireless power transmitter is synchronized with time intervals when the wireless communication device different from the wireless power charger transmits or receives communication data, wherein the time intervals are determined based on a detected signal transmitted in the at least one communication channel during the monitoring.

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