Sound reproduction device
Sound reproduction system
Sound reproduction system having a matrix converter
Sound reproduction system having sonic image localization networ
Sound reproduction system utilizing sound extinction device
Sound Reproduction systems
Sound signal encoding apparatus and method
Sound signal mixing
Sound signal processing method and apparatus
Sound spreader
Sound system
Sound system
Sound system
Sound system
Sound system and method for capturing and reproducing sounds...
Sound system and method of sound reproduction
Sound system and method of sound reproduction
Sound system having suppression of AM stereophonic receiving cir
Sound system with isolation of dimensional sub-speakers
Sound-image position control apparatus