| 摘要 |
A system, an apparatus, and a method for selecting settlement unit using multiple settlement units are provided to perform integrated settlement easily by selecting a payment unit among a plurality of payment units mounted on a card. A receiving unit(102) receives and stores a settlement unit and settlement charge capable of settling from a card settlement terminal. An account information retrieving part(104) retrieves account information of a credit card and a check card based on a credit card number from account information database. A balance information retrieving unit(108) generates and transmits balance request signal to a bank server. A settlement processor(109) receives a settlement approval result by requesting approval of payment to an approval server. |
