| 摘要 |
An access system is disclosed that provides secured access to a security area. In some embodiments of the present invention, the access system includes an input device that is accessible to a user and capable of reading an authentication and/or identification information provided by the user; a standard signal control panel coupled to the input device for evaluation of the information provided by the user, the control panel being located in a secure area remote from the input device; and a signal processor coupled between the input device and the standard signal control panel, the signal processor being located in the secure area, wherein the input device provides data in a secured communication channel to the signal processor and the signal processor, in response to the data provided by the input device, provides the data to the standard signal control panel utilizing a standard signal. In some embodiments, the standard signal control panel may be a Wiegand or Magnetic-strip control panel. In some embodiments, the secured communications channel may be an RS422, RS485 or a TCP/IP protocol channel.
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