The fastest and highest capacity 5G, mmWave, uses extremely high frequencies that have limited coverage and are more akin to Wifi . Carriers that wish to cover a city seamlessly in mmWave 5G need to deploy many more mmWave antennas and base stations than for 4G or sub-6 GHz 5G services.
Read moreWhat does mmWave stand for?
Millimeter wave (MM wave), also known as millimeter band, is the band of spectrum with wavelengths between 10 millimeters (30 GHz) and 1 millimeter (300 GHz). It is also known as the extremely high frequency (EHF) band by the International Telecommunication Union (ITU).
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