发明名称 |
SIGNAL LINE STRUCTURE FOR A RADIO-FREQUENCY IDENTIFICATION SYSTEM |
摘要 |
<p>The invention provides one or more signal line structures that produce an electromagnetic field having a magnitude of at least an interrogation threshold of a radio frequency identification (RFID) tag for a substantial portion of an interrogation region. The signal lines may be made from copper and laid across a shelf in a storage area. The electromagnetic field may cause the tag to backscatter radio frequency (RF) signals to an RFID reader via the signal line.</p> |
申请公布号 |
KR20100060017(A) |
申请公布日期 |
2010.06.04 |
申请号 |
KR20107009216 |
申请日期 |
2008.09.22 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
ERICKSON DAVID P.;WALDNER MICHELE A.;MCGEE JAMES P.;BANERJEE SWAGATA R. |
分类号 |
G06K19/07;G06K19/00 |
主分类号 |
G06K19/07 |
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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