Reconfigurable 22 Reconfigurable hardware 9 MIMO systems 6 Reconfigurable intelligent surface 6 Channel estimation 5 Optimization 5 Wireless communication 4 Wireless communications 4 network reconfiguration 4 Antenna arrays 3 Array processing 3 Array signal processing 3 Electromagnetic waves 3 Energy transfer 3 FPGA 3 Intelligent control 3 Interfacing circuits 3 Light modulators 3 Metasurface 3 Mobile telecommunication systems 3 Networks reconfiguration 3 Optimisations 3 Reconfigurability 3 Robotics 3 Smart sensors 3 Training 3 reconfigurable 3 reconfigurable intelligent surface 3 Active components 2 Active distribution network 2