Acoustic energy systems
Acoustic transducer having multiple frequency resonance
Adjustable high frequency sound dispersion system
Aerodynamic bass-reflex enclosure
Audio loudspeaker system
Audio speaker apparatus
Augmented passive radiator loudspeaker
Automotive loud speaker enclosure
Cluster of loudspeaker cabinets having adjustable splay angle
Coaxial type composite loudspeaker
Combined acoustical transducer and grille
Compact and efficient sub-woofer system and method for installat
Composite speaker system having a directional adjustable transdu
Composite speaker system having a directional adjustable tweeter
Composite speaker system having a directional adjustable tweeter
Controlled ambience speaker system
Direction-variable speaker system
Electro-acoustic transducers
Electroacoustic device with broad frequency range directional re
Electroacoustical transducing with at least three cascaded subch