Table 1 Available transmission modes and performance requirements for AWGN channel in terms of SNR threshold [26 - Figure thirty-five]
From: Adaptive utility-based scheduling algorithm for multiuser MIMO uplink
Transmission mode | Spectral efficiency [bit/s/Hz] | SNR threshold [dB] (BER < 10-3) | SNR threshold [dB] (BER < 10-11) |
|---|---|---|---|
QPSK 1/2 | 0.937 | 2.65 | 4.15 |
QPSK 2/3 | 1.250 | 4.40 | 5.85 |
QPSK 3/4 | 1.406 | 5.30 | 6.60 |
16QAM 1/2 | 1.875 | 7.35 | 8.95 |
16QAM 2/3 | 2.500 | 10.10 | 11.55 |
16QAM 3/4 | 2.812 | 11.25 | 13.05 |
64QAM 2/3 | 3.749 | 14.70 | 16.40 |
64QAM 3/4 | 4.218 | 16.40 | 18.25 |
64QAM | 5.624 | 21.35 | 23.45 |