signal transmission 162 radiocommunications 86 simulation and modelling 76 wireless communicaation 66 quality 35 telecommunications 29 communication networks 20 more ... microwaves 14 aerials 13 interference (telecommunication) 13 noise 13 data transmission 11 modulation of signal 10 electronic circuits 9 optic cables 9 frequency ranges 8 mobile communication 8 radio waves propagation 8 artificial intelligence 7 electromagnetism 6 navigation satellite systems 6 optic fibres 6 optoelectronics 6 radiofrequency signals 6 construction 5 optical connections 5 optical networks 5 radio frequency identification 5 signals 5 stability 5 less ...