DEVICE TO MODEL SYSTEMS OF MASS SERVICE Russian patent published in 2012 - IPC G06F17/50 G06N7/08 

FIELD: information technology.

SUBSTANCE: device contains seven AND gates, two triggers, three OR gates, two OR-NO gates, random-number generator, two groups of AND gates with N gates in each group where N is equal to number of digits in decrement counter, two decrement counters and clock generator.

EFFECT: providing possibility to operate low priority request till completion after termination of high priority request operation because its operation continues from the moment after suspending.

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