Patents Assigned to Nagra Plus S.A.
  • Data processing system having a set of memory cards
    Patent number: 5497418
    Abstract: 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.
    Type: Grant
    Filed: June 9, 1994
    Date of Patent: March 5, 1996
    Assignee: Nagra Plus S.A.
    Inventor: Andre/ Kudelski