发明名称 |
ARTICLE, ESPECIALLY VALUABLE AND SECURITY DOCUMENT, COMPRISING A SECURITY FEATURE |
摘要 |
The object has a security marker (4) with an emitter layer (12) for stimulated optical emission and a periodic modulation, especially a height modulation (8). The periodic modulation extends in a single direction or in two mutually perpendicular directions. The security element has a substrate on whose substrate the height modulation is formed. |
申请公布号 |
EP1451019(A1) |
申请公布日期 |
2004.09.01 |
申请号 |
EP20020803384 |
申请日期 |
2002.11.19 |
申请人 |
GIESECKE & DEVRIENT GMBH |
发明人 |
ATTENBERGER, THOMAS;DECKENBACH, WOLFGANG;HOPPE, RAINER |
分类号 |
G07D7/12;B42D15/00;H01S3/05;H01S3/063;(IPC1-7):B42D15/00;G07D7/00 |
主分类号 |
G07D7/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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