Method of controlling a printing apparatus

Method of distributing and utilizing enciphering keys

Method of manufacturing and utilizing holographic lens means

Method of providing digital signatures

Methods for detecting propensity for fibrillation

Methods of and apparatus for the encoded transmission of informa

Microprocessor for executing enciphered programs

Modular CATV system

Monitoring circuit for a descrambling device

Monitoring system for voltage tunable receivers and converters u

Multi-band television tuning apparatus

Multi-drop communications device

Multi-function remote control IC

Multi-layer encryption system for the broadcast of encrypted inf

Multi-mode digital enciphering system

Multi-mode digital enciphering system

Multi-mode digital enciphering system

Multi-mode digital enciphering system

Multi-mode digital enciphering system with repeated priming sequ

Multi-phase and multi-amplitude level modulator and modulation a