EP 0874333 A1 19981028 - Method and device for controlling banknotes
Title (en)
Method and device for controlling banknotes
Title (de)
Verfahren und Vorrichtung zum Überprüfen von Banknoten
Title (fr)
Procédé et dispositif pour valider des billets de banque
Publication
Application
Priority
IT BO970184 A 19970328
Abstract (en)
A method of controlling banknotes, the method including the steps of acquiring an image of a whole banknote; dividing (41) the acquired image into a number of predetermined regions, each having a number of pixels, and each pixel being assigned a respective shade value; adding (45) the shade values of pixels in each region to obtain a quantity related to the mean value of the shade values; comparing (56) the quantities related to the mean value with respective reference values; and generating a banknote pass/reject signal (S) on the basis of the outcome of comparing all the regions of the banknote. <IMAGE>
IPC 1-7
IPC 8 full level
B41F 33/00 (2006.01); B42D 25/29 (2014.01); B42D 25/30 (2014.01); G07D 7/00 (2006.01); G07D 7/06 (2006.01); G07D 7/20 (2006.01)
CPC (source: EP US)
B41F 33/0036 (2013.01 - EP); G07D 7/12 (2013.01 - EP US)
Citation (search report)
- [XA] US 5020110 A 19910528 - CHOMINSKI PAWEL [SE]
- [A] US 4879000 A 19891107 - GAUSA ALEXANDER [DE]
- [A] US 4905296 A 19900227 - NISHIHARA H KEITH [US]
- [A] US 4131879 A 19781226 - EHRAT KURT
- [A] EP 0734863 A1 19961002 - DE LA RUE GIORI SA [CH]
- [A] US 4273045 A 19810616 - CROWLEY BUCKY
Designated contracting state (EPC)
CH DE GB IT LI
DOCDB simple family (publication)
EP 0874333 A1 19981028; IT 1292829 B1 19990211; IT BO970184 A0 19970328; IT BO970184 A1 19980928; JP H1166380 A 19990309
DOCDB simple family (application)
EP 98105225 A 19980323; IT BO970184 A 19970328; JP 8411398 A 19980330