Ключевые слова: 4g, 5g, antenna, blue, broadband, broadcast, broadcasting, cell, cellphone, cellular, communication, connection, electromagnetic, energy, equipment, frequency, global, gsm, high, industrial, industry, internet, mast, metal, microwave, mobile, network, phone, radiation, radio, receive, receiver, repeater, signal, sky, station, steel, structure, technology, telecom, telecommunication, telephone, tower, transceiver, transmission, transmit, transmitter, wave, white, wireless,