From: Design of dynamic resource allocation scheme for real-time traffic in the LTE network
CQI index | Modulation | Approximate code rate | Efficiency (bits/RE) |
---|---|---|---|
0 | No Tx | – | – |
1 | QPSK | 0.076 | 0.1523 |
2 | QPSK | 0.12 | 0.2344 |
3 | QPSK | 0.19 | 0.3770 |
4 | QPSK | 0.3 | 0.6016 |
5 | QPSK | 0.44 | 0.8770 |
6 | QPSK | 0.59 | 1.1758 |
7 | 16QAM | 0.37 | 1.4766 |
8 | 16QAM | 0.48 | 1.9141 |
9 | 16QAM | 0.6 | 2.4063 |
10 | 64QAM | 0.45 | 2.7305 |
11 | 64QAM | 0.55 | 3.3223 |
12 | 64QAM | 0.65 | 3.9023 |
13 | 64QAM | 0.75 | 4.5234 |
14 | 64QAM | 0.85 | 5.1152 |
15 | 64QAM | 0.93 | 5.5547 |