Patent ID: 7007854
Filing Date: 2006-03-07
Classification: G06Q,G07D

Abstract:
1. A system for detecting forgery of a sheet, said system including a forgery detecting device and a memory device which are connected via a network, said forgery detecting device including a control unit, a scanning unit and a discriminating unit, said sheet including information obtainable by said scanning unit and an electronic circuit chip which stores a unique number, said memory device storing unique information correlated with said unique number, said unique information being unique to said sheet, said electronic circuit chip or a combination of the sheet and the electronic circuit chip, said control unit reading out said stored unique number from said electronic circuit chip provided in said sheet, said control unit obtaining from said memory device said stored unique information correlated with said unique number and unique to said sheet, said electronic circuit chip or a combination of the sheet and the electronic circuit chip, said scanning unit acquiring said information obtainable by said scanning unit, by scanning said sheet, and said discriminating unit comparing said unique information unique to said sheet, said electronic circuit chip or a combination of the sheet and the electronic circuit chip with said information obtained by scanning said sheet to discriminatively determine whether the information acquired from said sheet is authentic.