Table 9 Coherent JT network performance in HetNet Scenario 3 Configuration 4b,${\text{CQI}}_k^{\text{JT, aggr.}}$, ${\text{CQI}}_{k,1}^{\text{Rel 10}}$

SU-MIMO: ${\text{CQI}}_{k,1}^{\text{Rel 10}}$

2.387 (0%)

0.0627 (0%)

Non-coherent JT: ${\text{CQI}}_k^{\text{JT, aggr.}}$

2.386 (−0.0%)

0.0712 (13.6%)

JT with 1bit combiner: ${\text{CQI}}_k^{\text{JT, aggr.}}$

2.415 (1.2%)

0.0737 (17.5%)

JT with 2bit combiner: ${\text{CQI}}_k^{\text{JT, aggr.}}$

2.428 (1.7%)

0.0739 (17.9%)

JT with 4bit combiner: ${\text{CQI}}_k^{\text{JT, aggr.}}$

2.431 (1.8%)

0.0749 (19.5%)