An application memory card system includes a secure memory card which can be operatively connected to communicate with a host mainframe microprocessor or hand held device host microprocessor via a standard interface. The secure memory card contains an application processor and an access control microprocessor...http://www.google.de/patents/US5491827?utm_source=gb-gplus-sharePatent US5491827 - Secure application card for sharing application data and procedures among a plurality of microprocessors
