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Battery charge monitoring device

  • US 8,269,452 B2
  • Filed: 07/02/2009
  • Issued: 09/18/2012
  • Est. Priority Date: 07/04/2008
  • Status: Active Grant
First Claim
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1. A battery charge monitoring device for monitoring feed of electric power from a power source installation to a battery, the power source installation being disposed separately from a vehicle on which the battery is mounted, and the vehicle using the electric power fed from the battery as a drive source for traveling, the battery charge monitoring device comprising:

  • a vehicle storage portion which stores therein vehicle identification information allotted to the vehicle;

    a vehicle side communication portion which performs a power line communication with a power source side communication portion of the power source installation through a power line for feeding the electric power from the power source installation to the battery;

    a vehicle side control portion which controls the vehicle side communication portion so as to transmit the vehicle identification information stored in the vehicle storage portion to the power source side communication portion, when a communication channel is established between the power source side communication portion and the vehicle side communication portion; and

    a vehicle-side battery charge history storing portion which stores therein power source identification information allotted to the power source installation,wherein the vehicle side control portion stores the power source identification information which is received from the power source side communication portion through the vehicle side communication portion, in the vehicle-side battery charge history storing portion, when the communication channel is established between the power source side communication portion and the vehicle side communication portion.

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