FIELD: equipment protecting various objects against unauthorized access, electronic code locks, in particular. SUBSTANCE: proposed electronic lock includes unit to set up code, storage, comparison circuits, counter, reset signal former, OR gate, two AND gates and two output buses. Salient feature of given electronic lock is insertion of counter, reset signal former and couplings between functional units and elements. EFFECT: increased reliability, protection of code setting and handling convenience. 2 dwg
Title | Year | Author | Number |
---|---|---|---|
ELECTRONIC LOCK CONTROL DEVICE | 2002 |
|
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Authors
Dates
2003-09-27—Published
2002-06-21—Filed