POWER SUPPLYING DEVICE
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United States of America Patent
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Issued Date -
May 27, 2021
app pub date -
Nov 25, 2019
filing date -
Nov 25, 2019
priority date (Note) -
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Abstract
A power supplying device comprising a battery, a charging circuit and a DC-AC conversion circuit is provided. The charging circuit is electrically coupled to an AC power source and configured to charge the battery. The DC-AC conversion circuit is electrically coupled to the battery and configured to supply an AC output. When the power supplying device is powered on, both of the charging circuit and the DC-AC conversion circuit are enabled.
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