5G New Radio (NR) is the global standard for a unified, more capable 5G wireless air interface.
Read moreWhat is a radio unit?
In a RAN, the radio unit (RU) processes digital radio signals and transmits, receives, and converts the signals for the RAN base station . When the RU receives signal information from the antennas, it communicates with the baseband unit (BBU) using the Common Public Radio Interface (CPRI).
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