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Enhanced efficiency planar transducers

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

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Enhanced multi-channel audio surround sound from front...

Electrical audio signal processing systems and devices – Binaural and stereophonic – Stereo speaker arrangement
Reexamination Certificate

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Enhanced spatial mixing to enable three-dimensional audio...

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

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Enhancing audio signals by nonlinear spectral operations

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

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Enhancing automatic noise reduction using negative output...

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

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Enhancing bass

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

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Entertainment and pacification system for car seat

Electrical audio signal processing systems and devices – Binaural and stereophonic – Stereo speaker arrangement
Reexamination Certificate

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Entertainment device

Electrical audio signal processing systems and devices – One-way audio signal program distribution
Reexamination Certificate

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Entertainment system for a vehicle

Electrical audio signal processing systems and devices – Vehicle
Reexamination Certificate

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Entertainment system with sound storage cartridge and playback d

Electrical audio signal processing systems and devices – With musical instrument
Patent

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Envelope shaping of decorrelated signals

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

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Environment adaptable loudspeaker

Electrical audio signal processing systems and devices – Loudspeaker feedback
Reexamination Certificate

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Environmental noise monitoring

Electrical audio signal processing systems and devices – Monitoring of sound – Amplification control responsive to ambient sound
Reexamination Certificate

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Environmental reverberation processor

Electrical audio signal processing systems and devices – Sound effects – Reverberators
Reexamination Certificate

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Environmental reverberation processor

Electrical audio signal processing systems and devices – Sound effects – Reverberators
Reexamination Certificate

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Environmentally resistant loudspeaker

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Patent

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Environmentally robust noise attenuation system

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

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Equalizable electro-acoustic device used in commercial...

Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Driven diverse static structure
Reexamination Certificate

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Equalization for audio mixing

Electrical audio signal processing systems and devices – With mixer
Reexamination Certificate

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Equalization of speech signal in mobile phone

Electrical audio signal processing systems and devices – Monitoring of sound
Patent

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