Patent · US Active

Apparatus and method for the optical examination of value documents

US8115910B2 · kind B2 · utility

0Cited by

6References

28Claims

0Family size

Assignee

GIESECKE & DEVRIENT GMBH · DE

Inventors

Michael Bloss · Munich, DE
Martin Clara · Villach, AT
Wolfgang Deckenbach · Schechen, DE

Key dates

Filing date	Sep 26, 2007
Grant date	Feb 14, 2012
Priority date	—
Expiry date	Jan 30, 2028

Classification

Technology area (CPC G)Physics
CPC primaryG07D7/20
WIPO fieldControl
WIPO sectorInstruments

Abstract

An apparatus for optical analysis of at least one value document (12) in a recording area (38) of the apparatus has an illumination device (36) for illuminating the value document (12) in the recording area (38) and possessing at least one surface emitting laser diode (50), a control device (42) for driving the laser diode (50), and a detection device (40) for recording optical radiation from the recording area (38).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.