Methods and devices for controlling the access to a data...

Details Methods and devices for controlling the access to a data... Methods and devices for controlling the access to a data...

G - Physics

06

F

G06F 21/00 (2006.01) G11C 16/22 (2006.01)

Patent

CA 2474078

The invention relates to methods and devices for controlling the access to a data processing system, especially a data memory, by means of an access filter circuit (10). In the event of unlimited access, said access filter circuit (10) is operated at a normal operation temperature in a read-write mode, and in the event of limited access, is operated at an access protection temperature which is lower than the normal operation temperature.

L'invention concerne des procédés et dispositifs de commande de l'accès à un système de traitement de données, notamment à une mémoire de données, au moyen d'un circuit de filtrage d'accès (10). En cas d'accès illimité, ledit circuit de filtrage d'accès (10) est employé à une température de fonctionnement normal dans un mode de lecture/écriture, et en cas d'accès limité, ledit circuit de filtrage d'accès (10) est employé à une température de protection d'accès, inférieure à la température de fonctionnement normal.

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