communication networks 326 telecommunications 154 computer networks 93 mobile communication 68 radiocommunications 54 wireless communicaation 52 internet 48 more ... data transmission 43 mobile services 40 mobile phones 34 optical networks 17 wireless computer networks 15 digital transmission systems 14 inteligentní sítě 13 optical connections 13 optoelectronics 13 communication protocols 12 multimedia 12 computer technology 11 signal processing 11 digital signal processing 10 communications 10 architecture of computer networks 9 digital signals 9 telephones 9 satellite links 8 local computer networks 8 signal transmission 8 optic fibres 7 power engineering 6 less ...