Abstract:
A contactless electronic IC card (10), includes a communication device (14) for communicating with a contactless electronic IC card reader (12) in accordance with the ISO 14443-4 standard, a contact type electronic IC card operating system (16) communicating by APDU command and APDU response in accordance with the ISO 7816-4 standard, and a protocol conversion interface (18) between the communication device (14) and the operating system (16).