Table 1 DCO-OFDM subcarrier arrangement for transmitting eight QPSK symbols—an example
From: EVM and achievable data rate analysis of clipped OFDM signals in visible light communication
k | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
|---|---|---|---|---|---|---|---|---|---|
| 0 | 1 + j | 1 - j | -1 - j | 1 + j | 1 - j | -1 + j | -1 - j | 1 - j |
k | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
| 0 | 1 + j | -1 + j | -1 - j | 1 + j | 1 - j | -1 + j | 1 + j | 1 - j |