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Damping for directional sound cancellation

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

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Device and method for active noise cancellation in an...

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Counterwave generation control path
Reexamination Certificate

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Device for active sound control in a space

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

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Device for noise attenuation of weaving machine

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

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Device for reducing noise

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

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Device for reducing tire/road surface noise

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear
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Device for use in an audio signal processing system

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Particular transducer or enclosure structure
Reexamination Certificate

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Digital electro-acoustic transducer

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

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Digital feed-forward active noise control system

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Counterwave generation control path
Patent

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Digital filter modeling for active noise cancellation

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation
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Dual bandpass secondary source

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

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Ducted axial fan

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear
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Dynamically configurable ANR filter block topology

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Adjacent ear
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Dynamically configurable ANR signal processing topology

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