communication apparatus; namely, scramblers and descramblers for communication signals; namely, television, radio and other information signals; descrambler authorization controllers; descrambler-usage monitors; computer data processors for descrambler authorization and descrambler-usage recording and billing

communication apparatus; namely, modems and multiple rate voice cards

communication apparatus; namely, scramblers and descramblers for communication signals; namely, television, radio and other information signals; descrambler authorization controllers; descrambler-usage monitors; computer data processors for descrambler authorization and descrambler-usage recording and billing

SATELLITE COMMUNICATIONS SOFTWARE AND APPARATUS, NAMELY, MODEMS, RADIOS, ANTENNAS AND TERMINALS; COMMUNICATIONS NETWORKING SYSTEMS, COMPRISING TELEPHONY APPARATUS, NAMELY, TELEPHONE TERMINALS, AND NETWORK MANAGEMENT SOFTWARE; SECURE COMMUNICATIONS SYSTEMS COMPRISING VOCODERS AND OPERATING SOFTWARE THEREFOR; AND VOICE SIGNAL DIGITIZING, COMPRESSION AND MULTIPLEXING APPARATUS