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Wireless near field communication device and power transmitter and a method for wirelessly transmitting operating power to another device

  • US 20160197510A1
  • Filed: 08/15/2014
  • Published: 07/07/2016
  • Est. Priority Date: 08/15/2013
  • Status: Abandoned Application
First Claim
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1. A combined near field communication and wireless power transmitter device, comprising:

  • a first antenna connected to an antenna tuning network and capable of coupling wirelessly to one or more second antennae in the near field of the first antenna with coupling characteristics,means for communicating wirelessly using said first antenna with a near field communication device in a near field communication mode, andmeans for transmitting wirelessly power using said first antenna to another electronic device in the vicinity of the first antenna in a power transmission mode,wherein, said power transmission mode, the antenna tuning network is configured to change its input impedance if there is a change in said coupling characteristics.

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