Fig. 6From: Decoupled signal detection for the uplink of massive MIMO in 5G heterogeneous networksComputational complexity versus number of active user, N=5 classes of user, \(N_{t_{k,n}}=2\) antennas per user, \(\protect \phantom {\dot {i}\!}N_{t}={KN}_{t_{k,n}}\) transmit antennas and N r =3N t receive antennasBack to article page