Radio frequency identification (RFID) based sensor networks
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United States of America Patent
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Feb 17, 2009
Grant Date -
Aug 17, 2006
app pub date -
Mar 31, 2006
filing date -
Oct 24, 2003
priority date (Note) -
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Abstract
An RF addressable sensor network architecture is provided. The RF addressable sensor network includes one or more RF addressable sensors, one or more wireless sensor readers coupled to a communications network, and one or more end user devices coupled to the communications network. The RF addressable sensor network may also include a sensor network processor. An RF addressable sensor includes one or more sensor elements, one or more antennas for communicating with the wireless sensor reader, an RF power and communications interface, and RFID control module, and a sensor interface. The wireless sensor reader includes one or more antennas, a user interface, a controller, a network communications module, and an RF addressable sensor logic module.
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