Mojahedian, Mohammad Mahdi; Mosayebi, Reza; Lozano Solsona, Angel
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
This paper tackles the problem of zero-forcing (ZF) precoding for the downlink of centralized radio-access networks operating in a cell-free fashion. While the customary workhorse of ZF precoding is the channel pseudo-inverse, ...