LTE中速率的配置通過MCS(Modulation and Coding Scheme,調製與編碼策略)索引值實現。MCS將所關注的影響通訊速率的因素作為表的列,將MCS索引作為行,形成一張速率表。所以,每一個MCS索引其實對應了一組參數下的物理傳輸速率。
基本介紹
- 中文名:調製與編碼策略
- 外文名:Modulation and Coding Scheme
- 簡稱:MCS
工作原理
對比結論
數據表一
MCS索引 | 空間流數量 | 調製方式 | 速率(Mb/s) | |
800ns GI | 400ns GI | |||
0 | 1 | BPSK | 6.5 | 7.2 |
1 | 1 | QPSK | 13.0 | 14.4 |
2 | 1 | QPSK | 19.5 | 21.7 |
3 | 1 | 16-QAM | 26.0 | 28.9 |
4 | 1 | 16-QAM | 39.0 | 43.3 |
5 | 1 | 64-QAM | 52.0 | 57.8 |
6 | 1 | 64-QAM | 58.5 | 65.0 |
7 | 1 | 64-QAM | 65.0 | 72.2 |
8 | 2 | BPSK | 13.0 | 14.4 |
9 | 2 | QPSK | 26.0 | 28.9 |
10 | 2 | QPSK | 39.0 | 43.3 |
11 | 2 | 16-QAM | 52.0 | 57.8 |
12 | 2 | 16-QAM | 78.0 | 86.7 |
13 | 2 | 64-QAM | 104.0 | 115.6 |
14 | 2 | 64-QAM | 117.0 | 130.0 |
15 | 2 | 64-QAM | 130.0 | 144.4 |
數據表二
MCS索引 | 空間流數量 | 調製方式 | 速率(Mb/s) | |
800ns GI | 400ns GI | |||
0 | 1 | BPSK | 13.5 | 15.0 |
1 | 1 | QPSK | 27.0 | 30.0 |
2 | 1 | QPSK | 40.5 | 45.0 |
3 | 1 | 16-QAM | 54.0 | 60.0 |
4 | 1 | 16-QAM | 81.0 | 90.0 |
5 | 1 | 64-QAM | 108.0 | 120.0 |
6 | 1 | 64-QAM | 121.5 | 135.0 |
7 | 1 | 64-QAM | 135.0 | 150.0 |
8 | 2 | BPSK | 27.0 | 30.0 |
9 | 2 | QPSK | 54.0 | 60.0 |
10 | 2 | QPSK | 81.0 | 90.0 |
11 | 2 | 16-QAM | 108.0 | 120.0 |
12 | 2 | 16-QAM | 162.0 | 180.0 |
13 | 2 | 64-QAM | 216.0 | 240.0 |
14 | 2 | 64-QAM | 243.0 | 270.0 |
15 | 2 | 64-QAM | 270.0 | 300.0 |