Research Article
Design and Analysis of a Multiple and Wide Nulling Collaborative Beamforming Scheme in the Domain of 3-Dimensional Wireless Sensor Networks
Table 16
Null depth (in dB) corresponding to null steering at radii 1, 2, 3, and 4 (wavelength-normalized). SD denotes standard deviation.
| | Radii: 1 | Radii: 2 | Radii: 3 | Radii: 4 | Depth | SD | Depth | SD | Depth | SD | Depth | SD |
| Null 1 | −32.07 | 1.04 | −31.13 | 1.08 | −25.02 | 1.12 | −31.83 | 1.21 | Null 2 | −32.03 | 1.13 | −31.47 | 1.13 | −28.26 | 1.25 | −31.44 | 1.29 | Null 3 | −30.48 | 1.26 | −28.78 | 1.07 | −34.37 | 1.18 | −25.17 | 1.33 | Average | −31.53 | | −30.46 | | −29.22 | | −29.48 | |
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