Software-defined radio (SDR); Radio-frequency antennas; Satellite antennas; Antennas for telecommunications networks; Antennas for wireless communications apparatus; Radio receivers and transmitters; Printed circuit boards (PCBs); Analog to digital converter (ADCs); Digital to analog converters (DACs); Modems; Communication modems; Integrated circuits; Integrated circuit chips; Integrated circuits, integrated circuit chips, and integrated circuit modules for encoding and decoding digital vide...