Multichip IC card and IC card system using it

Details Multichip IC card and IC card system using it Multichip IC card and IC card system using it

1996-12-03

1998-11-17

Saadat, Mahshid D.

Active solid-state devices (e.g., transistors, solid-state diode

Housing or package

Smart card package

257723, 257724, H01L 2302

Patent

active

058380590

ABSTRACT:
The object of the present invention is to provide a multichip IC card which seems to be a single chip IC card constituted by one chip and in which plural function chips are built. The multichip IC card is provided with a connector 3 for connecting to an interface processor 1, a master chip 4 for controlling a system in a card, at least one function chip 6-1 to 6-n and selection means 5A for connecting the function chip selected by the master chip and the interface processor 1 via the connector 3.

REFERENCES:
patent: 5298724 (1994-03-01), Wratil

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