Patent · US Active

Representation system

US8786521B2 · kind B2 · utility

4Cited by

13References

50Claims

0Family size

Assignee

GIESECKE & DEVRIENT GMBH · DE

Inventors

Wittich Kaule · Grafing, DE
Michael Rahm · Bad Tölz, DE
Wolfgang Rauscher · Parkstetten, DE

Key dates

Filing date	Jun 25, 2008
Grant date	Jul 22, 2014
Priority date	—
Expiry date	Apr 11, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49826
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

The present invention relates to a depiction arrangement for security papers, value documents, electronic display devices or other data carriers, having a raster image arrangement for depicting a planar target image that is given by an image function f(x,y), having a motif image that is subdivided into a plurality of cells (24), in each of which are arranged imaged regions of the target image a viewing grid (22) composed of a plurality of viewing elements for reconstructing the target image when the motif image is viewed with the aid of the viewing grid (22), the motif image exhibiting, with its subdivision into a plurality of cells, an image function m(x,y).

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