Research Article
Improved Frequency Offset Estimation Based on the DRM System
| | Path | Property | Channel 1 | Channel 2 | Channel 3 |
| | 1 | Gain | 1 | 1 | 1 | | Delay (ms) | 0 | 0 | 0 | | Df (Hz) | 0 | 0 | 0 |
| | 2 | Gain | 0 | 1 | 1 | | Delay (ms) | 0 | 2 | 2 | | Df (Hz) | 0 | 0 | 1.2 |
| | 3 | Gain | 0 | 0 | 0.25 | | Delay (ms) | 0 | 4 | 4 | | Df (Hz) | 0 | 2 | 2.4 |
| | 4 | Gain | 0 | 0 | 0.00625 | | Delay (ms) | 0 | 0 | 6 | | Df (Hz) | 0 | 0 | 7.2 |
|
|