Patent ID: 7104383
Filing Date: 2006-09-12
Classification: G07D

Abstract:
1. A banknote validator comprising a banknote processing channel, a series of sensors located along said channel for scanning a banknote as it moves past said sensors, a central processing unit for controlling the operation of said validator and receiving and processing the signals from said sensors, and a removable memory storage arrangement insertable in a receiving location of said validator, said removable memory storage arrangement when received in said receiving location forming an electrical communication path with said central processing unit, said central processing unit including a testing procedure which evaluates the integrity of any received removable memory storage arrangement and said central processing unit downloading information from said received removable storage arrangement for operation thereof upon positive evaluation of the integrity of said removable memory storage arrangement and wherein the removable memory storage arrangement includes an electronic address available to the central processing unit and the electronic address is used as part of said testing procedure and wherein the removable memory storage arrangement contains encrypted algorithms used by the central processing unit to evaluate banknotes for authenticity and the central processing unit includes decryption software for decoding the algorithms and storing the decoded algorithms in said central processing unit.