Table 11 Complexities of three SLNR precoding approaches with M=64,N=12, and L=G=4
From: A low-complexity 3D massive MIMO scheme jointly using statistical and instantaneous CSIT
K | 10 | 20 | 30 | 40 | 50 |
|---|---|---|---|---|---|
C a (FLOPs)̂ | 8.94×106 | 3.35×107 | 7.38×107 | 1.30×108 | 2.01×108 |
C p (FLOPs) | 5.80×106 | 2.34×107 | 4.56×107 | 8.22×107 | 1.33×108 |
C i (FLOPs) | 2.36×106 | 7.54×106 | 1.04×107 | 1.63×107 | 2.53×107 |