Currency handling system employing an infrared authenticating system
US6731785B1 · kind B1 · utility
161Cited by
16References
87Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2000 |
| Grant date | May 4, 2004 |
| Priority date | — |
| Expiry date | May 17, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07D7/12
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A document handling system is configured for detecting counterfeit bills using infrared light. The document handling system comprises an infrared light source, a sensor that is adapted to produce an output signal in response to infrared light illumination of a document, and a processor that is programmed to receive the signal and to authenticate the document based thereon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.