发明名称 |
AUTHENTICATION APPARATUS AND METHODS |
摘要 |
Authentication apparatus (1, 100) and methods which authenticate an item (4, 110) responsive to the detection that a portion of the item has one or more predetermined characteristics, the said predetermined characteristics comprising either or both the thickness of the said portion of the item, and the thickness of one or more layers within the said portion of the item, determined by optically-based thickness measuring apparatus (6, 102-108). The item may be a product and the portion of the item may be a sheet of packaging material. The item may be a security document and the portion of the item may be a sheet of security document substrate. |
申请公布号 |
WO2010001165(A1) |
申请公布日期 |
2010.01.07 |
申请号 |
WO2009GB50769 |
申请日期 |
2009.07.01 |
申请人 |
SCALAR TECHNOLOGIES LIMITED;BAIN, IAN WILLIAM;FAICHNIE, DAVID;KARSTAD, KETIL |
发明人 |
BAIN, IAN WILLIAM;FAICHNIE, DAVID;KARSTAD, KETIL |
分类号 |
G07D7/16;G01B11/02;G07D7/12 |
主分类号 |
G07D7/16 |
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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