Power supply device
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United States of America Patent
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Issued Date -
Mar 31, 2005
app pub date -
Sep 27, 2003
filing date -
Sep 27, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A power supply device disposed in an electronic device having a main power supply includes a voltage converting unit for converting the voltage from the main power supply, a power controlling unit for controlling the current from the converting unit, and a USB interface unit for providing the electric power from the main power supply to peripheral units.
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