ELECTRONIC AUDIO ENCODERS AND DECODERS FOR DIGITAL AUDIO AND VIDEO SOUND SIGNALS; MULTI-CHANNEL SOUND PROCESSORS; INTEGRATED CIRCUITS; DIGITAL SIGNAL PROCESSORS, AUDIO AND VIDEO AMPLIFIERS AND RECEIVERS; TELEVISION RECEIVERS; STEREO AUDIO RECEIVERS; VIDEO MONITORS; VIDEO TUNERS; AUDIO AND VIDEO RECORDERS; AUDIO AND VIDEO DISC PLAYERS; AUDIO AND VIDEO DISC DUBBING DECKS; [ CABLE TELEVISION RECEIVERS AND DECODERS; ] COMPUTERS; COMPUTER PROGRAMS USED FOR GENERATING, PROCESSING AND PLAYING AUDIO AND VIDEO SIGNALS AND SOUNDS AND FOR DIGITAL AUDIO SIGNAL ENCODING AND DECODING; ELECTRONIC BROADCAST SIGNAL PROCESSORS; ELECTRONIC SATELLITE BROADCAST SIGNAL PROCESSORS; [ HIGH DEFINITION TELEVISION RECEIVERS AND DECODERS; ] RADIO AND VIDEO BROADCAST RECEIVERS AND DECODERS; ELECTRONIC AUDIO AND VIDEO ENCODERS AND DECODERS FOR SATELLITE BASED AND MICROWAVE TELECOMMUNICATIONS; [ PRE-RECORDED AUDIO TAPES, DISC AND DVD DISCS FEATURING MUSIC, THE SPOKEN WORD, SOUND EFFECTS, ENTERTAINMENT AND GENERAL INFORMATION; ] COMPUTER PROGRAMS FOR DIGITAL AUDIO SIGNAL ENCODING AND DECODING FOR USE IN ELECTRONIC MUSIC DISTRIBUTION; PORTABLE AND NON-PORTABLE ELECTRONIC UNITS FOR RECEIVING, DECODING AND PLAYBACK OF SOUND SIGNALS THROUGH ELECTRONIC MUSIC DISTRIBUTION; SOUND CARDS; ELECTRONIC SET TOP UNITS FOR PROCESSING DIGITAL SIGNALS