Data processing system using a set of memory cards

G - Physics – 07 – F

Patent

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G07F 7/00 (2006.01) G07F 7/10 (2006.01) H04N 7/16 (2006.01)

Patent

CA 2125488

A data processing system comprises a set of memory cards (10) and at least one central administration and processing unit (22). According to the invention, the memory cards and the processing unit together form a relational database. Each memory card contains a memory (28) for storing a set of instructions (A1, A2,... , An), each instruction containing a logical link with at least one other instruction. The system is applicable notably to pay-TV and other restricted-access systems, for example in banking.

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