4. Electrical audio signal processing systems and devices
  5. Acoustical noise or sound cancellation
  6. Counterwave generation control path

Scott D. Sommerfeldt

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Methods and systems for controlling noise cancellation

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

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Methods and systems for determining the effectiveness of...

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

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Multi-channel active control system and method for the...

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

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Profile ID: LFUS-PAI-P-2181360

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