POWER SUPPLY DEVICE AND POWER SUPPLY METHOD
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United States of America Patent
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Issued Date -
Mar 3, 2016
app pub date -
Mar 16, 2015
filing date -
Sep 1, 2014
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Abstract
There are provided a power supply device and a method for power supplying using the same. The power supply device may include a piezoelectric transformer unit including a plurality of piezoelectric layers, and a detecting unit detecting a feedback voltage by using at least one of the plurality of piezoelectric layers.
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