Sound field controller
Sound field controller
Sound field controller and control method
Sound field controlling device
Sound field correcting apparatus
Sound field correcting apparatus and method
Sound field correcting method in audio system
Sound field correction circuit
Sound field correction system
Sound field correction system
Sound field effect control apparatus and method
Sound field enlarging device and method
Sound field equalizing apparatus for speaker system
Sound field expanding apparatus with improved tone control syste
Sound field forming circuit and sound field forming apparatus
Sound field generation system
Sound field offset device
Sound field processor with sound field expanding apparatus
Sound field producing apparatus
Sound field producing apparatus