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ELECTRIC POWER SUPPLY DEVICE, ELECTRIC POWER RECEIVING DEVICE, ELECTRIC POWER SUPPLY SYSTEM, AND FAILURE RECOVERY METHOD

  • US 20110112700A1
  • Filed: 09/27/2010
  • Published: 05/12/2011
  • Est. Priority Date: 11/06/2009
  • Status: Abandoned Application
First Claim
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1. An electric power supply device, comprising:

  • an electric power supply portion that supplies, to another device with which an agreement has been established to supply electric power, the electric power that the agreement specifies, by supplying the electric power to a bus line during predetermined electric power supply intervals that recur cyclically;

    an information communication portion that wirelessly transmits and receives, to and from the other device to which the electric power supply portion supplies the electric power, information signals that express information;

    a control portion that controls the electric power that the electric power supply portion supplies and the information signals that the information communication portion transmits; and

    an impedance measurement portion that measures the impedance of the bus line on a specified cycle.

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