4. Amplifiers
  5. Signal feedback
  6. Variable impedance in feedback path varied by separate...

Po-Yu Li

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Audio power amplifier and a pre-amplifier thereof

Amplifiers – Signal feedback – Variable impedance in feedback path varied by separate...
Reexamination Certificate

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Class D audio amplifier

Amplifiers – Modulator-demodulator-type amplifier
Reexamination Certificate

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Switching audio power amplifier with de-noise function

Amplifiers – Modulator-demodulator-type amplifier
Reexamination Certificate

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Switching audio power amplifier with de-noise function

Amplifiers – Modulator-demodulator-type amplifier
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2268762

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