Research Article
Doppler Effect-Based Automatic Landing Procedure for UAV in Difficult Access Environments
Table 1
Location coordinates of RBs and frequencies of signals emitted by them.
| th RB | (m) | (m) | (m) | (kHz) | Notes |
| 1 | 20 | 20 | 2 | 2,399,800 | Harmonic signal | 2 | 20 | −20 | 2 | 2,399,850 | Harmonic signal | 3 | −20 | −20 | 2 | 2,399,900 | Harmonic signal | 4 | −20 | 20 | 2 | 2,400,100 | DPSK; RB + MR |
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