Ключевые слова:
Radiocommunication, Messages, Coding (data conversion), Traffic control, Traffic, Road transport, Transportation, Radiolocation, Geography, Electronic messaging, Message handling systems, Data transmission, Information exchange, Data transfer, Data handling, Data processing, Data codes, Data representation, Digital signals, Open systems interconnection, Radio channels, Broadcasting networks, Radio networks, Information systems, Traffic flow, Telecommunication, Geographic distribution, Communication procedures, Data structures, Road accidents, Weather