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ACCESS CONTROL DEVICE

  • US 20100308959A1
  • Filed: 01/23/2009
  • Published: 12/09/2010
  • Est. Priority Date: 01/24/2008
  • Status: Active Grant
First Claim
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1. An access control device having at least one access control element deblocking or blocking the access to a secured zone, a building, or an area, in particular having a rotating barrier, a turnstile, a revolving door, a camera, or a stop barrier (14), and at least one read unit to check at least one legitimation feature documenting an access authorization, and/or at least one sensor, in particular a light barrier, to check at least one security feature, such as the number of passing persons, the access barrier elements and the read unit and/or the sensors each being at least indirectly connected to at least one computer unit (5) of the access control device (1), this computer unit (5) having a storage element (7), in which permissible legitimation features, security features, or target values are stored, and a comparison of the read legitimation features to the stored legitimation features and/or a check of the security features detected by sensors to the permissible security features being performed using the processor unit and the access barrier element being releasable, preferably automatically, as a function of the result of this comparison, whereinthe central computer unit (5) of the access control device (1) is additionally provided with an operating element (8) for setting predefined security steps and a defined parameterization of the computer unit (5) is assigned to each of these security steps in such a manner that, as a function of the respectively set security step, the number of checked security and/or legitimation features and their particular tolerance threshold are uniquely predefined by selection of the security step using the operating element (8).

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