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

Electrical audio signal processing systems and devices – Sound effects

Audio bandwidth expansion

Electrical audio signal processing systems and devices – Including frequency control – Automatic tone control

Audio bass frequency enhancement

Electrical audio signal processing systems and devices – Including frequency control – Having crossover filter

Audio bass speaker driver circuit

Electrical audio signal processing systems and devices – Including frequency control

Audio boost circuit

Electrical audio signal processing systems and devices – Monitoring/measuring of audio devices – Loudspeaker operation

Audio calibration system

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

Audio channel mixing

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

Audio channel spatial translation

Electrical audio signal processing systems and devices – Sound effects

Audio characteristic correction system

Electrical audio signal processing systems and devices – Circuitry combined with specific type microphone or loudspeaker – With electrostatic loudspeaker

Audio circuit

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

Audio circuit

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

Audio circuit

Electrical audio signal processing systems and devices – Binaural and stereophonic – Center channel

Audio circuit for a television receiver with central speaker pro

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

Audio circuit having noise cancelling function

Electrical audio signal processing systems and devices – Binaural and stereophonic

Audio circuit producing enhanced ambience

Electrical audio signal processing systems and devices – With amplifier

Audio circuitry for dynamics reduction

Electrical audio signal processing systems and devices – With mixer

Audio codec with digital level adjustment and flexible channel a

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

Audio coding

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

Audio communication control unit

Electrical audio signal processing systems and devices – One-way audio signal program distribution – Multiple channel

Audio communication system for a life safety network