Design and construction Data processing 5 Equipment and supplies 5 Radio circuits 5 Wireless communication systems 5 Antennas (Electronics) 3 Computer-aided design 3 Microwave circuits 3 Amplifiers, Radio frequency 2 Digital techniques 2 Electric filters 2 Electric filters, Digital 2 Human-computer interaction 2 Integrated circuits 2 Microwave amplifiers 2 Oscillators, Microwave 2 Printed circuits 2 Radio frequency 2 Signal processing 2 Wearable computers 2 Analog electronic systems 1 Application specific integrated circuits 1 Artificial satellites in telecommunication 1 Bipolar integrated circuits 1 Cognitive radio networks 1 Communication 1 Detectors 1 Digital integratedcircuits 1 Electric circuit analysis 1 Electric circuits, Nonlinear 1