Device and method for currency validation

Details Device and method for currency validation Device and method for currency validation

1996-11-14

1999-05-04

Bartuska, F. J.

Check-actuated control mechanisms

Control mechanism actuated by check, other than coin , which...

By pliant currency

324673, G07D 700

Patent

active

058993134

ABSTRACT:
A system for the verification of the genuineness of currency. The complex electric permittivity of the currency is read by measuring its complex impedance. A particular capacitor arrangement is used to sense the complex electric permittivity of the paper currency.

REFERENCES:
patent: 4536709 (1985-08-01), Ishida
patent: 5122754 (1992-06-01), Gotaas
patent: 5394969 (1995-03-01), Harbaugh
patent: 5417316 (1995-05-01), Harbaugh
patent: 5419424 (1995-05-01), Harbaugh
patent: 5535871 (1996-07-01), Harbaugh

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