发明名称 |
Combined HF and UHF RFID device |
摘要 |
A wearable RFID device is configured with a geometry and materials that allow an HF RFID system and a UHF RFID system to operate in close proximity to a human body and to each other with minimal impact on performance. An RFID device may have a three-dimensional, multi-planar UHF antenna incorporated into a dielectric core with an HF antenna, or a single-plane UHF antenna separated from an HF antenna by a rigid spacer. A conductive metal backplane is disposed adjacent the wearable RFID device to improve antenna performance when disposed in close proximity to an absorbing body, such as a human being. |
申请公布号 |
US8646695(B2) |
申请公布日期 |
2014.02.11 |
申请号 |
US201113252031 |
申请日期 |
2011.10.03 |
申请人 |
WORRALL DAVID;MARTIN ERNEST;OBERLE ROBERT;BARBARIC TVRTKO;KOLARIC VLATKO;MANZI GIULIANO;DISNEY ENTERPRISES, INC. |
发明人 |
WORRALL DAVID;MARTIN ERNEST;OBERLE ROBERT;BARBARIC TVRTKO;KOLARIC VLATKO;MANZI GIULIANO |
分类号 |
G06K19/02 |
主分类号 |
G06K19/02 |
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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