IC card

Details IC card IC card

2006-02-07

2006-02-07

Lee, Diane I. (Department: 2876)

Registers

Records

Conductive

C235S487000

Reexamination Certificate

active

06994263

ABSTRACT:
The IC card is capable of providing a plurality of services to an external device on one card, and comprises: a interface for the external device; a switch disposed on the IC card and that selects a service; a memory unit recording a information corresponding to a plurality of services and having a plurality areas each storing different information from another areas in security level; a CPU reading/writing information from/to the memory unit based on the service selected by the switch, and provides the selected service to the external device by way of the interface; a security level judgment unit judging the security level on an access status by the application to the memory areas; and a display unit displaying a kind of selected service or a security level of the service.

REFERENCES:
patent: 4849617 (1989-07-01), Ueda
patent: 5004899 (1991-04-01), Ueda
patent: 5884271 (1999-03-01), Pitroda
patent: 6719570 (2004-04-01), Tsuchioka
patent: 6739515 (2004-05-01), Wallace
patent: 6865086 (2005-03-01), Gochnour et al.
patent: 2002/0137386 (2002-09-01), Abe et al.
patent: 2004/0211843 (2004-10-01), Boker
patent: 02003346110 (2003-12-01), None
patent: 02003346978 (2003-12-01), None

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