Wireless tracking system and method utilizing tags with variable power level transmissions
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United States of America Patent
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Mar 17, 2009
Issued Date -
N/A
app pub date -
May 7, 2008
filing date -
May 8, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention provides a solution to mistaken location calculations based on multipath effects. The present invention utilizes tags attached to objects that transmit signals at various power levels for reception by sensors stationed throughout a facility. Sensor readings at the various power levels are utilized to determine the location of the tagged object.
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