| 摘要 |
<P>PROBLEM TO BE SOLVED: To reduce the power consumed by a solenoid, the heating of the solenoid and the generation of a magnetic field from the solenoid and to reduce cost increases. <P>SOLUTION: A method for preventing withdrawal of a card, for use when the card inserted in a card reader is subjected to predetermined processes inside the card reader, includes detecting card withdrawal action using a detector provided in the card reader (step 7(S7), step 8(S8)), and performing action for preventing withdrawal of the card (step 9(S9), step 10(S10)). <P>COPYRIGHT: (C)2005,JPO&NCIPI |
