Patent ID: 7871329

Claim:
A casino gambling system comprising: a biometric input apparatus capable of generating digital data representing a unique physical characteristic of a person; a cashier controller operatively coupled to said biometric input apparatus, said cashier controller comprising a microprocessor and a memory, said cashier controller programmed to: store a first set of digital data derived from the biometric input apparatus in response to a person presenting a unique physical characteristic to the biometric input apparatus at a first time; store a second set of digital data derived from the biometric input apparatus in response to the person presenting the unique physical characteristic to the biometric input device at a second time; determine whether the biometric input apparatus has made a predetermined number of scans of the same physical characteristic of the person, wherein the first and second sets of digital data comprise pixels that correspond to images of the unique physical characteristic; and generate a set of composite digital data by determining an average pixel intensity on a pixel-by-pixel basis of the pixels in the first set of digital data and the pixels in the second set of digital data when at least the predetermined number of scans has been made.