4. Electrical audio signal processing systems and devices
  5. Acoustical noise or sound cancellation
  6. Adjacent ear

Threshold Corporation

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Active bias circuit for operating push-pull amplifiers in class

Amplifiers – Modulator-demodulator-type amplifier
Patent

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Active low frequency acoustic resonance suppressor

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear
Patent

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Constant voltage - constant current high fidelity amplifier

Amplifiers – With semiconductor amplifying device – Including differential amplifier
Patent

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Opto-isolated bias circuit for operating push-pull amplifiers in

Amplifiers – With semiconductor amplifying device – Including push-pull amplifier
Patent

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Profile ID: LFUS-PAI-P-673651

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