发明名称 INFORMATION UPDATING METHOD OF VEHICLE-MOUNTED CONTROL APPARATUS, UPDATE INFORMATION COMMUNICATION SYSTEM, VEHICLE-MOUNTED CONTROL APPARATUS, AND INFORMATION MANAGEMENT BASE STATION APPARATUS
摘要 When an updating event occurs, an information management base station unit inquires all the vehicles under its management about the presence or absence of vehicle-mounted control units to be updated. Based on replies from the individual vehicles, the information management base station unit selects the vehicles to be updated, and then it automatically updates them via wireless communication.
申请公布号 EP1699031(A4) 申请公布日期 2008.01.23
申请号 EP20030778925 申请日期 2003.12.15
申请人 HITACHI, LTD. 发明人 ASANO, SEIJI
分类号 G08G1/00;G06F9/445;G08G1/01 主分类号 G08G1/00
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