| 摘要 |
PROBLEM TO BE SOLVED: To correspond to a transaction with multiple customer money cards as much as possible by arraying storage mediums (SIM card) for storing funds information to be updating possible and arranging them in an electronic money vault. SOLUTION: A door 9 is provided in the electronic money vault 6 so as to be open/close possible. Plural mounting substrates 11 are stored in the inside of the electronic money vault 6 so as to be drawing possible. The four mounting substrates 11 are provided in the upper part of the vault 6, the other four are provided in the lower part and a lock 12 is fitted to the respective mounting substrates 11. The plural SIM cards 13 as an IC chip are mounted on the mounting substrates 11 in an arrayal state. That is, 16 SIM= cards 13 are mounted on one mounting substrate 11. The SIM card 13 is provided with a storage function and also an updating function for the transaction by electronic money. When the number of the SIM cards 13 to be stored in the electronic money vault 6 is increased, response to the movement request of a money value from more IC cards is executed. |
