… Cell-free mMIMO is one of the promising beyond 5G technologies owing to its ability to
suppress the multi-user … The authors of [11] approximate the uplink sum-SE power control …

… [33] TH Nguyen, TK Nguyen, HD Han, and VD Nguyen, “Optimal power control and load
balancing for uplink cell-free multi-user massive MIMO,” IEEE Access, vol. 6, pp. 14 462–14 473…

… 7) Energy Efficiency vs Relative Loss in Max-Min Spectral Efficiency: It is interesting to
evaluate how much we can gain with the proposed energy efficiency power control by sacrificing …

… (EE) optimization in the user-centric cell-free massive MIMO (… rate, we formulate a joint power
control and user association … this paper, we ignore the uplink data transmission phase. We …

… , this paper chooses the following equal power control (EPC) coefficients to satisfy the SIC …
compares the total uplink spectral efficiency with and without power optimization for different M…

… Debbah, and HQ Ngo, “Enhanced max-min SINR for uplink cell-free massive MIMO systems,…
, “Optimal power control and load balancing for uplink cell-free multi-user massive MIMO,” …

… In [26] an optimal association of mobile users to MEC resources is devised for a multiuser
MIMO … Concerning the power control, we assume that the initial choice for the feasible transmit …

… MIMO is scalable version of multi-user MIMO). In … In the first protocol, the system operates
with two phases: uplink … our sub-optimal power control with the SE of the ideal case where …

… [11] TH Nguyen, TK Nguyen, HD Han, and VD Nguyen, “Optimal power control and load
balancing for uplink cell-free multi-user massive MIMO,” IEEE Access, vol. 6, pp. 14 462–14 473…

… used for power control to maximize the sum rate of a fading multi-user interference channel.
… for the joint optimization of the UL pilot and data powers in multi-cell massive MIMO. To …