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Method and system for wireless charging

DC
  • US 7,705,565 B2
  • Filed: 12/31/2003
  • Issued: 04/27/2010
  • Est. Priority Date: 12/31/2003
  • Status: Expired due to Term
First Claim
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1. A method for charging a battery, comprising the steps of:

  • supplying a charging current from a first charger to a battery through a first charging circuit, wherein the battery includes the first charging circuit and provides power to an electronic device;

    sensing the charging current to the battery;

    selectively signaling the electronic device from the battery to indicate at least one parameter of the battery as the battery is receiving the charging current; and

    in response to selectively signaling the electronic device, disabling a second charging circuit, wherein the electronic device includes the second charging circuit and the second charging circuit is capable of directing charging current to the battery if charging current is being fed to the electronic device from another charger.

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