Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
May 20, 2008
Patent Application Number
11482824
Date Filed
July 10, 2006
Patent Primary Examiner
Patent abstract
Provided is a power control device comprising; a power input portion to which an alternating current is supplied; a plurality of diodes for rectifying a power supplied from the power input portion; a first capacitor unit and a second capacitor unit for charging/discharging a power rectified in the diode to provide a smoothed voltage output; and a switching means to change a voltage supplied in the first capacitor and the second capacitor during the main/sub periods in compliance with a voltage level of a power applied in the power input portion.
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