Table 2 LOS and NLOS accuracy comparison.
From: Novel Received Signal Strength-Based Indoor Location System: Development and Testing
Selected Rx | LOS/NLOS | Averaged error (m) | |||
|---|---|---|---|---|---|
Frequency (MHz) | |||||
433 | 868 | 2450 | 3 freqs. | ||
2,4,5,6,7,8 | LOS | 0.3 | 0.8 | 0.44 | 0.51 |
1,3,4,5,6,8 | LOS | 0.3 | 1.43 | 0.54 | 0.27 |
1,5,6,7,9,11 | NLOS | 0.11 | 1.82 | 1.12 | 1.33 |
2,4,5,7,9,10 | NLOS | 0.88 | 0.63 | 0.32 | 0.47 |
1–8 | LOS | 0.6 | 0.4 | 0.39 | 0.28 |
1–4,6,7,9,11 | NLOS | 0.13 | 1.23 | 0.28 | 0.09 |
4–11 | NLOS | 0.27 | 1.36 | 0.46 | 0.59 |
1–11 | NLOS | 0.34 | 0.7 | 0.14 | 0.2 |
Mean value of each col. | 0.37 | 1.05 | 0.46 | 0.47 | |