发明名称 |
Secure physical documents and methods and apparatus for publishing and reading them |
摘要 |
A security document, comprises a printed document and one or more memory circuits adapted to be read wirelessly attached to or incorporated within the printed document, wherein data in the memory circuit is protected from access by an unauthorised reader, and wherein the memory circuit is physically isolated so as to inhibit physical tampering or to indicate when physical tampering has occurred. Methods of publishing and of reading such security documents are described. |
申请公布号 |
GB2397272(B) |
申请公布日期 |
2006.11.15 |
申请号 |
GB20030000906 |
申请日期 |
2003.01.15 |
申请人 |
HEWLETT-PACKARD COMPANY;HEWLETT-PACKARD COMPANY |
发明人 |
RICHARD ANTHONY LAWRENCE;JAMES THOMAS EDWARD MCDONNELL;STEFEK MALKOWSKI ZABA;KEITH ALEXANDER HARRISON;JOHN DERYK WATERS |
分类号 |
B42D15/00;G06K17/00;G06K19/073;G06K19/077 |
主分类号 |
B42D15/00 |
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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