Patent · US Active

Representation system

US8878844B2 · kind B2 · utility

5Cited by

13References

46Claims

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	Nov 4, 2014
Priority date	—
Expiry date	Jun 2, 2030

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB42D2035/20
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 specified three-dimensional solid (30) that is given by a solid function f(x,y,z), having a motif image that is subdivided into a plurality of cells (24), in each of which are arranged imaged regions of the specified solid (30), a viewing grid (22) composed of a plurality of viewing elements for depicting the specified solid (30) 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 (24), an image function m(x,y).

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