LandOfFree - US Patents - Listing for Electrical audio signal processing systems and devices

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Audio signal noise reduction system

Electrical audio signal processing systems and devices – Noise or distortion suppression

Reexamination Certificate

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Audio signal output apparatus for simultaneously outputting a pl

Electrical audio signal processing systems and devices – Including amplitude or volume control

Patent

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Audio signal output circuit and electronic apparatus...

Electrical audio signal processing systems and devices – Including amplitude or volume control

Reexamination Certificate

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Audio signal output control device that suppresses pop sound

Electrical audio signal processing systems and devices – Noise or distortion suppression – Soft switching – muting – or noise gating

Reexamination Certificate

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Audio signal output device

Electrical audio signal processing systems and devices – Noise or distortion suppression – Interpolation

Patent

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Audio signal patching mixer and method

Electrical audio signal processing systems and devices – With mixer

Patent

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Audio signal phase detection system and method

Electrical audio signal processing systems and devices – Including phase control

Reexamination Certificate

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Audio signal processing

Electrical audio signal processing systems and devices – Binaural and stereophonic – Hearing aid

Patent

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Audio signal processing

Electrical audio signal processing systems and devices – Binaural and stereophonic – Quadrasonic

Reexamination Certificate

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Audio signal processing

Electrical audio signal processing systems and devices – Binaural and stereophonic – Pseudo stereophonic

Reexamination Certificate

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Audio signal processing

Electrical audio signal processing systems and devices – Feedback suppression

Reexamination Certificate

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Audio signal processing

Electrical audio signal processing systems and devices – Binaural and stereophonic – Quadrasonic

Reexamination Certificate

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