| 摘要 |
PROBLEM TO BE SOLVED: To purchase an article by holding a plurality of non-contact media up at a time. SOLUTION: When a user holds a non-contact IC card 5 in front of a reader writer 7, the non-contact IC card 5 reads card identification information out of its ROM and sends it to the card reader writer 7 through transmission and reception parts 11 and 106. A card processing control part 102 when deciding the card identification information is rightful receives information for purchasing a canned drink out of the non-contact IC card 5 and sends the information to a main control part 101. The card processing control part 102 once receiving the card identification information from another non-contact IC card 5 decides again whether the information is rightful. The card processing control part 102 when receiving no card identification information from another non-contact IC card 5 decides that there is not card identification information and ends the processing for receiving the readout information from the non-contact IC card 5. |
