Audio compensation method and audio apparatus with class AB...

Details Audio compensation method and audio apparatus with class AB... Audio compensation method and audio apparatus with class AB...

2009-05-20

2010-11-16

Nguyen, Hieu P (Department: 2817)

Amplifiers

With semiconductor amplifying device

Including push-pull amplifier

C330S253000

Reexamination Certificate

active

07834699

ABSTRACT:
An audio apparatus is provided, receiving a reference voltage and an input signal to generate an output signal. In the audio apparatus, a compensation circuit, generates a compensated reference voltage based on the input signal, the reference voltage and the output signal. A class AB power amplifier receives the compensated reference voltage to amplify the input signal into the output signal.

REFERENCES:
patent: 5621353 (1997-04-01), Botti et al.
patent: 6549044 (2003-04-01), Brambilla et al.

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