发明名称 |
RFID PRINTER AND ANTENNAS |
摘要 |
A shielded antenna system is provided for reading from and/or writing to an RFID transponder wherein the energy radiated from the antenna system has a narrow beam width so that only one RFID transponder in a record member along a web of record members, each having an RFID transponder, is read from and/or written to without affecting or being affected by any other RFID transponder along the web.
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申请公布号 |
CA2510338(A1) |
申请公布日期 |
2005.12.22 |
申请号 |
CA20052510338 |
申请日期 |
2005.06.20 |
申请人 |
PAXAR AMERICAS, INC. |
发明人 |
NEUHARD, LANCE D.;FELTZ, JOHN F.;MCCURDY, JIM A. |
分类号 |
G06K1/12;G06K7/00;G06K7/08;G06K17/00;(IPC1-7):B41F19/00;H04B5/00;B41F17/00;H05K9/00;H01Q17/00;G01V15/00;G06K19/08;B65C9/46 |
主分类号 |
G06K1/12 |
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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