Telecommunication 91 Wireless communication systems 23 Mobile communication systems 21 Telecommunication systems 18 Long-Term Evolution (Telecommunications) 14 Artificial satellites in telecommunication 13 Roaming (Telecommunication) 13 Computer network protocols 11 Wireless LANs 11 Dissertations 10 Dissertations, Academic 10 Management 10 Technological innovations 10 Privatization 9 Telecommunication policy 9 Computer networks 8 Social aspects 8 Switching systems 8 Telecommunication in medicine 8 Information technology 7 Internet 7 Marketing 6 Traffic 6 Digital communications 5 Quality control 5 Standards 5 TCP/IP (Computer network protocol) 5 Telecommunication equipment industry 5 Asynchronous transfer mode 4 Data transmission systems 4