US Patent 7957489 Digital amplifier and television receiving apparatus
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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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Patent Inventor Names
Noriaki Suzuki0
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US Patent 07957489 Digital amplifier and television receiving apparatus US Patent 7957489 Digital amplifier and television receiving apparatus
Infobox
Patent Number
079574890
Patent Number
79574890
Edits on 28 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
079574890
Date of Patent
June 7, 2011
0Patent Application Number
116688990
Date Filed
January 30, 2007
0Patent Primary Examiner
Edits on 7 Dec, 2021
Golden AI
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US Patent 07957489 Digital amplifier and television receiving apparatus
Infobox
Is a
Patent jurisdiction
Patent number
07957489
Date of patent
June 7, 2011
Patent application number
11668899
Date Filed
January 30, 2007
Patent primary examiner
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