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 |
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