Apparatus for enhancing stereo effect with central sound...
Apparatus for generating a multi-channel audio signal
Apparatus for generating a pseudo-stereo signal
Apparatus for matching the d.c. volume control...
Apparatus for merging spatial audio streams
Apparatus for recording and reproducing quadruphonic sound
Apparatus for reproducing quadraphonic sound
Apparatus for reproducing quadruphonic sound
Audio channel spatial translation
Audio channel translation
Audio enhancement system for use in a surround sound...
Audio selection testing and advertising device
Audio signal delay system
Audio signal identification using digital labelling signals
Audio signal mixing system
Audio signal processing method and apparatus
Audio signal processing system
Audio signal processing system and method
Audio signal transmitting system
Audio sound quality enhancement apparatus