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WIRELESS POWER TRANSMISSION NETWORK AND WIRELESS POWER TRANSMISSION METHOD

  • US 20150171931A1
  • Filed: 07/31/2013
  • Published: 06/18/2015
  • Est. Priority Date: 07/31/2012
  • Status: Active Grant
First Claim
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1. A wireless power transmission method, performed by a base station in a wireless power transfer network which performs wireless power transmission and in-band communication by using a magnetic field, and includes the base station supplying power and at least one electronic device receiving power, the wireless power transmission method comprising:

  • transmitting a first magnetic field signal to the at least one electronic device;

    receiving a second magnetic field signal including information regarding in which of a charging zone and a communication zone the at least one electronic device is included, from the at least one electronic device in response to the first magnetic field signal; and

    supplying power to an electronic device included in the charging zone, among the at least one electronic device, by using the magnetic field.

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