| 摘要 |
A modular signature and data capture device (20) including a VGA-caliber backlit LCD (50) which is superimposed with a pressure touch pad that is useable with a passive stylus (60). The LCD displays pen drawn signatures (70) and graphics in real-time, and can display images, menus, device instructions, virtual pressure-sensitive data keys, control keys which are stored in the device, or downloaded from a host system (30). The device includes a built-in a three-stripe magnetic card reader unit (80), and can accept PCMCIAcompatible accessories including solid state memory units and smartcards (140). Furthermore, the device is compatible with plug-in accessories including an external PIN keypad entry unit (190), a fingerprint unit (210), an omnibus unit including a printer and check processor. Security is provided by DES-encrypting PIN data and/or using Master/Session and/or DUKPT key management, or by using fingerprint token data as a PIN.
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