| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To prevent the unauthorized use of personal information stored in an inner storage medium even if an on-vehicle cardless ETC unit is stolen. <P>SOLUTION: When determining that set-up data received by an ETC antenna 12 are the set-up data of vehicle information (S102), a control part 16 erases personal information stored in a storage medium (S104) and stores the vehicle information included in the set-up data in the storage medium (S106). <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
