NON-CONTACT IC CARD, RESPONSE METHOD, AND PROGRAM FOR THE METHOD

PROBLEM TO BE SOLVED: To provide a non-contact IC card capable of minimizing the collision of response, a response method, and a program for the method. SOLUTION: In this non-contact IC card, a response determination means determines whether a response by the other non-contact IC card at a specified...

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Bibliographische Detailangaben
Hauptverfasser: EBARA HIROMI, KAWANO SHINJI, MASAKI TADAKATSU, NAKABE FUTOSHI, OZEKI HIDEO
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a non-contact IC card capable of minimizing the collision of response, a response method, and a program for the method. SOLUTION: In this non-contact IC card, a response determination means determines whether a response by the other non-contact IC card at a specified timing is present or not and a response timing alteration means alters the specified timing based on the results of the determination by the response determination means. COPYRIGHT: (C)2003,JPO