Data exchange systems and methods employing rf data...
Data format arrangement for communication between the...
Data handling circuits
Data handling system
Data handling system
Data handling system error and fault detecting and...
Data handling system maintenance arrangement for processing...
Data handling system maintenance arrangement for rechecking...
Data insertion in the speech memory of a time division...
Data messaging in a communications network
Data network computing device call processing
Data network interface
Data packet forwarding networks
Data packet radio service with enhanced mobility management
Data packets for mobile telecommunications systems
Data processing control system
Data processing devices
Data processing for a toll communications switching system
Data processing system
Data processor with cyclic sequential access to multiplexed...