Wide-area dynamic RFID system using UWB
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United States of America Patent
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Nov 25, 2014
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app pub date -
Sep 28, 2006
filing date -
Sep 30, 2005
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Abstract
A wide area radio frequency identification (RFID) system includes: a first RFID cell and a second RFID cell. The first RFID cell and the second RFID cell each include a reader and tags. The readers access the tags using ultra-wide band signaling. The RFID cells each include: a communications interface operable to communicate with a network operations center, and a communications gateway which supports direct communications between RFID cells. The method includes accessing the second RFID cell from the first RFID cell, and the accessing is performed using the communications gateway that can cover a range of at least five hundred meters.
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