Method and apparatus for the active reduction of compression wav

Method and apparatus for the active reduction of compression wav

Method and apparatus of determining the sound transfer character

Method and device for active noise reduction in a local area

Method and device for reducing noises generated at an indoor uni

Method and system for automatically muting headphones

Method and system for on-line system identification

Method and system for suppressing noise induced in a fluid mediu

Method for actively attenuating engine generated noise

Method of and apparatus for cancelling vibrations from a source

Method of and apparatus for identifying a system with adaptive f

Method of and means for adaptively filtering screeching noise ca

Method of controlling the application of counter-vibration to a

Method of improving the audibility of sound from a...

Method of transfer function generation and active noise cancella

Methods and apparatus for reducing noise by cancellation

Microphone apparatus

Microphone apparatus

Monitoring, testing and operator controlling of active noise and

Multi-channel active acoustic attenuation system