发明名称 |
Anti-theft tag |
摘要 |
An anti-theft tag for attachment to a theft-monitored article including a resonance circuit which resonates radio waves of a predetermined frequency transmitted from an antenna, and a shielding coil having at least two terminals. The shielding coil is disposed between the resonance circuit and the article when the anti-theft tag is attached to the article, and the at least two terminals are short-circuited.
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申请公布号 |
US6018298(A) |
申请公布日期 |
2000.01.25 |
申请号 |
US19980208856 |
申请日期 |
1998.12.10 |
申请人 |
MITSUBISHI MATERIALS CORPORATION |
发明人 |
ENDO, TAKANORI;MIYAKE, MASAMI;YAHATA, SEIRO |
分类号 |
B62H5/20;G08B13/24;(IPC1-7):G08B13/14 |
主分类号 |
B62H5/20 |
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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