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Vehicular charging facility guidance device, vehicular charging facility guidance method, and computer program

  • US 8,855,842 B2
  • Filed: 01/21/2011
  • Issued: 10/07/2014
  • Est. Priority Date: 03/24/2010
  • Status: Expired due to Fees
First Claim
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1. A vehicular charging facility guidance device comprising:

  • a route setting unit that sets a route from a departure point of a vehicle to a destination;

    a map display unit that displays a map on a display device;

    a route display unit that displays the route set by the route setting unit to be overlapped with the map displayed on the display device;

    a frame display unit that displays a frame to be overlapped with the route on the display device, the frame includes a reference position at a point on the route;

    a frame movement unit that moves the reference position of the frame displayed by the frame display unit along the route;

    a charging facility guidance unit that provides information on a charging facility located within an area delimited by the frame on the map;

    a remaining energy amount prediction unit that, in case that the vehicle travels the route, predicts a remaining energy amount of an in-vehicle battery at a point on the route, the in-vehicle battery supplying electric power to a drive source of the vehicle; and

    an energy amount size setting unit that sets a size of the frame, of which the reference position is allocated at the point on the route, based on the predicted remaining energy amount of the in-vehicle battery at the point.

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