Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 25, 2007
0Patent Application Number
111683270
Date Filed
June 29, 2005
0Patent Primary Examiner
Patent abstract
A backlight comprising a plurality of lamps, an A/D converter connected to the lamps in parallel to convert an inputted alternating current into a direct current and to provide the converted direct current to the lamps, a current measuring unit connected to the lamps in parallel to measure currents outputted from the lamps, and a controlling unit to control a current value to be applied to the lamps according to a current value inputted from the current measuring unit.
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