Proximity detection systems and method for internal traffic control
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United States of America Patent
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Oct 6, 2015
Grant Date -
May 8, 2014
app pub date -
Sep 20, 2013
filing date -
Mar 24, 2008
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Abstract
Embodiments described herein relate to a methods and apparatus for optimizing and calibrating a magnetic field generator. In various embodiments, the magnetic field generator includes a signal generator for outputting a voltage and a magnetic field generating circuit including a shunt that may be used to change a value of inductance in the magnetic field generating circuit.
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