3D woofer drive circuit
Apparatus and method for adjusting levels between channels of a
Apparatus and method for enhancing the perceived sound image of
Audio circuit for a television receiver with central speaker pro
Audio signal processing arrangement for deriving a centre channe
Audio system for vehicular applications
Audio-band electro-mechanical vibration converter
Center channel enhancement of virtual sound images
Center mode control circuit
Circuit and program for processing multichannel audio...
Digital 3-channel transmission of left and right stereo signals
Four dimensional acoustical audio system
Linear-matrix audio-imaging system and image analyzer
Loudspeaker system for producing multiple sound images within a
Method and apparatus for creating a virtual third channel in...
Method and apparatus for producing a phantom...
Method and system for optimizing audio imaging in an automotive
Multi-channel sound simulation system
Multi-dimensional processor and multi-dimensional audio...
Multiple-channel audio reproduction apparatus