A method implemented in a fronthaul communication unit, comprising applying, via a processor of the fronthaul communication unit, a plurality of first frequency-domain windowing (FDW) functions on a plurality of first communication channel signals to produce a plurality of first windowed signals, aggregating, via the processor, the plurality of first windowed signals to produce a first aggregated signal, and transmitting, via a frontend of the fronthaul communication unit, the first aggregated signal to a corresponding fronthaul communication unit over a fronthaul communication link to facilitate fronthaul communication.