发明名称 |
Radio frequency data carrier and method and system for reading data stored in the data carrier |
摘要 |
A radio frequency (RF) data carrier is presented. The RF data carrier comprises at least one diffraction element that has a dimension of the order of a wavelength of RF radiation and is responsive to RF irradiation, the response produced by the diffraction elements in the data carrier being indicative of machine-readable data carried by data carrier.
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申请公布号 |
US6997388(B2) |
申请公布日期 |
2006.02.14 |
申请号 |
US20030367678 |
申请日期 |
2003.02.19 |
申请人 |
INKSURE RF INC. |
发明人 |
YOGEV AMNON;DUKLER SHLOMO |
分类号 |
G06K19/06;G06K7/10;G06K19/067 |
主分类号 |
G06K19/06 |
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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