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

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

Audio system for vehicular applications

Electrical audio signal processing systems and devices – Having non-electrical feature – Loudspeakers driven in given phase relationship

Audio system operable in directional and non-directional modes

Electrical audio signal processing systems and devices – With mixer

Audio system utilizing personal computer

Electrical audio signal processing systems and devices – Including frequency control – Having automatic equalizer circuit

Audio system with a phase adjustment circuit

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer

Audio system with amplifier and signal device

Electrical audio signal processing systems and devices – Vehicle

Audio system with application management system for...

Electrical audio signal processing systems and devices – Feedback suppression

Audio system with feedback detection means

Electrical audio signal processing systems and devices – Switching

Audio system with optional auto-switching secondary...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Having acoustic wave modifying structure

Audio system with partitioned input and output compartments

Electrical audio signal processing systems and devices – Hearing aids – electrical

Audio system with varying time delay and method for...

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Within cabin or compartment of vehicle

Audio system, in particular for motor vehicles

Electrical audio signal processing systems and devices – Sound effects

Audio tape saturation simulator

Electrical audio signal processing systems and devices – Monitoring of sound

Audio test apparatus and test method thereof

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

Audio test apparatus capable of decreasing noise influence...

Electrical audio signal processing systems and devices – Audio transducer protection circuitry

Audio testing system and method

Electrical audio signal processing systems and devices – Including frequency control

Audio track mixing processor

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic

Audio transducer

Electrical audio signal processing systems and devices – Voice controlled

Audio transducer

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electrostrictive – magnetostrictive – or piezoelectric

Audio transducer having piezoelectric device