Command modulation system having command generator unit for comm
Communication apparatus and a communication system
Communication device and system for mobile encrypted communicati
Communication device apparatus and method utilizing pseudonoise
Communication device, apparatus, and method utilizing pseudonois
Communication network intended for secure transmission of speech
Communication system with automatic handoff
Communication terminal system
Communication using synchronized chaotic systems
Communications network
Communications system and method using vehicle identifications
Community antenna television reception controlling apparatus
Compensation control for off-premises CATV system
Complex document security
Comprehensive software protection system
Computer data security device and method
Computer file protection system
Computer file protection system
Computer for the control station of a machine, more particularly
Computer security system