| 摘要 |
PROBLEM TO BE SOLVED: To provide a prepaid fare information storage medium which can be reloaded by plural enterprisers. SOLUTION: Plural SFs(stored fares) 17a, 17b, 17c... and one using history file 19 are set in the memory of an IC card. Each SF file 17a, 17b, 17c... is provided with an ID block 21a, 21b, 21c storing one company ID and an SF block 23a, 23b, 23c... corresponding to the company ID. The using history file stores the using history of 'entering time to a station', 'an entering station', 'leaving time from a station', 'a leaving station', 'a using fare', etc. |
