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Information updating method of vehicle-mounted control apparatus, update information communication system, vehicle-mounted control apparatus, and information management base station apparatus

  • US 20070100513A1
  • Filed: 12/15/2003
  • Published: 05/03/2007
  • Est. Priority Date: 12/15/2003
  • Status: Active Grant
First Claim
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1. An information updating method for vehicle-mounted control units, comprising:

  • inquiring, when an updating event occurs, all the vehicles under the management of an information management base station unit, about the presence or absence of vehicle-mounted control units to be updated by the information management base station unit;

    selecting the vehicles to be updated based on the replies from the individual vehicles; and

    updating the vehicles to be updated via wireless communication.

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