Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Noriaki Suzuki0
Date of Patent
June 7, 2011
0Patent Application Number
116688990
Date Filed
January 30, 2007
0Patent Primary Examiner
Patent abstract
A digital amplifier including a clock generation unit configured to output a clock signal, a pulse width modulation unit configured to pulse width-modulate the clock signal based on an input signal, a driving unit configured to alternately drive at least two switching elements which convert the output of the pulse width modulation unit, an analysis unit configured to analyze characteristics of the input signal, and a control unit configured to control frequencies of the clock signal based on an output of the analysis unit.
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