Self contained MP3 player and earphones
Signal processing systems
Signal processor for reducing undesirable signal content
Silencer
Silencer
Silencer
Silencer for attenuating a sound or noise transmitted through an
Silencing apparatus
Silencing apparatus operable to reduce vehicle noise at a teleph
Simultaneous enhancement of transmission loss and absorption...
Single and multiple channel block adaptive methods and apparatus
Smart foam for active noise control in a duct and device...
Smart panel for decreasing noise in wide band frequency
Snoring suppression system
Sound altering apparatus
Sound attenuating system
Sound attenuation system for personal seat
Sound canceling systems and methods
Sound control apparatus of image forming apparatus
Sound processing apparatus and method