Implantable medical device charging
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United States of America Patent
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Nov 26, 2013
Grant Date -
Nov 1, 2012
app pub date -
Apr 28, 2011
filing date -
Apr 28, 2011
priority date (Note) -
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Abstract
A particular method of providing power to an implantable medical device includes providing a first signal to a primary coil that is inductively coupled to a secondary coil of an implantable medical device. The method also include determining a first alignment difference between a voltage corresponding to the first signal and at least one of a current corresponding to the first signal and a component voltage at a component of a primary coil circuit. The method further includes determining a frequency sweep range based on the first alignment difference. The method also includes performing a frequency sweep over the frequency sweep range.
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