Patent ID: 6272562
Filing Date: 2001-08-07
Classification: G06F,G06K,G07C

Abstract:
an access control unit, comprising:a fingerprint scanner;a host processor; anda daughter card coupled between the fingerprint scanner and the host processor;wherein said daughter card and host processor are configured in a stacked configuration;wherein said daughter card receives fingerprint image data from said fingerprint scanner and stores said received fingerprint data; andwheren said daughter card transmits said received fingerprint image data to said host processor, wherein the host processor can be any commercially available processor;wherein said daughter card further comprisesan access control interface processor; andwherein said access control interface processor receives instructions from said host processor and transmits responses to said host processor; andwherein said access control interface processor comprises;a display interface;a keyboard module;a Wiegand interface module;a finger detect interface module;an indicator interface module; anda serial communication module.