发明公开
- 专利标题: A WIDE EXIT/ENTRANCE ELECTRONIC ARTICLE SURVEILLANCE ANTENNA SYSTEM
- 专利标题(中): 电子物品保护天线系统宽输出/投入
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申请号: EP06735852.3申请日: 2006-02-21
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公开(公告)号: EP1987497A1公开(公告)日: 2008-11-05
- 发明人: HALL, Stewart, E. , COPELAND, Richard , FARRELL, William
- 申请人: Sensormatic Electronics Corporation
- 申请人地址: 6600 Congress Avenue Boca Raton, Florida 33487 US
- 专利权人: Sensormatic Electronics Corporation
- 当前专利权人: Sensormatic Electronics Corporation
- 当前专利权人地址: 6600 Congress Avenue Boca Raton, Florida 33487 US
- 代理机构: Hafner, Dieter
- 国际公布: WO2007097752 20070830
- 主分类号: G08B13/24
- IPC分类号: G08B13/24 ; H01Q1/22
摘要:
An electronic article surveillance antenna system with wide interrogation zones has a number of core transceiver antennas with each connectable to a transmitter. The core transceiver antennas are adapted to be installed adjacent a ceiling of the wide interrogation zone and generate an interrogation signal into the wide interrogation zone. The core transceiver antennas each are connectable to a receiver to receive and detect a response signal from an electronic surveillance marker disposed in the wide interrogation zone. The system also has transceiver antenna coils with each connectable to the transmitter and adapted to be installed adjacent a floor of the wide interrogation zone. The transceiver antenna coils generate the interrogation signal into the wide interrogation zone and each is also connectable to the receiver to receive and detect the response signal from the electronic surveillance marker disposed in the wide interrogation zone.
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