| 发明名称 |
METHOD AND SYSTEM OF EMBEDDING OPTICAL SECURITY FEATURES USING VIRTUAL PRINTER |
| 摘要 |
<p>A method and system is disclosed for embedding optical security features in a digital document with a virtual printer in a computer system where security features are embedded in a digital document.</p> |
| 申请公布号 |
SG155807(A1) |
申请公布日期 |
2009.10.29 |
| 申请号 |
SG20080024572 |
申请日期 |
2008.03.28 |
| 申请人 |
RADIANTRUST PTE LTD |
发明人 |
SING TANG WENG;WANG THIO FU;KEONG CHEA CHEE;MENG JYM CHEONG YEW |
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