Method and apparatus for active cancellation of noise in a liqui

Method and apparatus for active sound control

Method and apparatus for adaptive audio resonant frequency filte

Method and apparatus for cancelling vibration

Method and apparatus for cancelling vibrations

Method and apparatus for controlling the sound field in a vehicl

Method and apparatus for controlling vibration

Method and apparatus for determining the direction of a sound so

Method and apparatus for intelligent active and semi-active vibr

Method and apparatus for intelligent active and semi-active vibr

Method and apparatus for intracranial noise suppression

Method and apparatus for low frequency active attenuation

Method and apparatus for noise reduction particularly in...

Method and apparatus for performing noise cancelling and headpho

Method and apparatus for reducing noise radiated from a complex

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