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ROAD COMMUNICATION SYSTEM AND MOBILE DEVICE

  • US 20090066539A1
  • Filed: 03/26/2007
  • Published: 03/12/2009
  • Est. Priority Date: 03/27/2006
  • Status: Abandoned Application
First Claim
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1. A road communication system comprising a mobile device mounted on a vehicle and a road device disposed on or near a road, wherein the mobile device comprises:

  • a mobile establishing unit adapted to establish communication with the road device;

    a detecting unit adapted to detect vehicle information as information about the vehicle;

    a mobile transmitting unit adapted to transmit the vehicle information detected by the detecting unit to the road device;

    a mobile receiving unit adapted to receive warning information transmitted from the road device depending on the vehicle information transmitted by the mobile transmitting unit; and

    a presenting unit adapted to present warning information received by the mobile receiving unit, andthe road device comprises;

    a road establishing unit adapted to establish communication with the mobile device;

    a road receiving unit adapted to receive the vehicle information transmitted from the mobile device;

    an acquiring unit adapted to acquire road environment information, which is information about the road environment;

    a creating unit adapted to compare the road environment information with the vehicle information and creating warning information as necessary; and

    a road transmitting unit adapted to transmit the warning information created by the creating unit to the mobile device.

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