ELECTRONIC DIGITAL AUDIO SIGNAL ENCODERS AND DECODERS FOR USE IN MOTION PICTURES, CABLE TELEVISION, HIGH DEFINITION TELEVISION, DIGITAL TELEVISION, DIGITAL AUDIO SYSTEMS, TERRESTRIAL RADIO SYSTEMS, INTERNET RADIO SYSTEMS, SATELLITE-BASED COMMUNICATIONS SYSTEMS, DIRECT BROADCAST SATELLITE ENCODERS, TRANSMITTERS, RECEIVERS, MICROWAVE COMMUNICATIONS SYSTEMS, WIRELESS TELEPHONY SYSTEMS, AND LANDLINE COMMUNICATIONS SYSTEMS; PRERECORDED ELECTRONIC DIGITAL STORAGE MEDIA, NAMELY, CDS, MAGNETIC TAPE, ...