frequency ranges 52 radiocommunications 32 simulation and modelling 26 wireless communicaation 20 telecommunications 16 mobile communication 11 communication networks 9 more ... artificial intelligence 9 signal transmission 8 electronic circuits 7 radio waves 7 radio receivers 6 noise 6 aerials 5 electronics 5 transfer protocols 5 radio transmitters 5 energy 3 impedance 3 defects 3 resonators 3 auto-learning systems 3 savings 3 auction 2 digital transmission systems 2 radio receivers tuning systems 2 licences 2 Monte Carlo method 2 models 2 modeling 2 less ...