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Active control of aircraft engine inlet noise using compact soun

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

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Active control of noise

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

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Active control of noise and vibration

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

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Active control of noise and vibrations in magnetic resonance ima

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

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Active control source cancellation and active control...

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Within duct
Reexamination Certificate

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Active control system for noise shaping

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

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Active controller using lattice-type filter and active control m

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

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Active device for attenuating the intensity of sound

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

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Active fan blade noise cancellation system

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

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Active feedback-controlled bass coloration abatement

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

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Active foam for noise and vibration control

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Acoustic – nonairborne vibration sensing or counterwave emission
Patent

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Active headset

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

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Active high transmission loss panel

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

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Active low frequency acoustic resonance suppressor

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

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Active muffler

Electrical audio signal processing systems and devices – Acoustical noise or sound cancellation – Within duct
Patent

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Active muffler with dynamic tuning

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

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Active noise and vibration cancellation system

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

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Active noise and vibration control system

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

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Active noise and vibration control system accounting for time va

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

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Active noise attenuated DSP Unit

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