Research Article
A Comparison between Multiple-Input Multiple-Output and Multiple-Input Single-Output Radar Configurations for Through-the-Wall Imaging Applications
Table 1
Comparison among FT, MUSIC, and FT-MUSIC techniques for the MISO and MIMO configurations.
| | | FT | MUSIC | FT-MUSIC | | MISO | MIMO | MISO | MIMO | MISO | MIMO |
| | Acquisition time | 10 s | 20 s | 10 s | 20 s | 10 s | 20 s | | Elaboration time | 1.3 s | 1.4 s | 3.3 s | 3.4 s | 1.5 s | 1.6 s | | Range HPBW for a point target (numerical simulation) | 7.0 cm | 7.0 cm | 1.5 cm | 1.5 cm | 1.5 cm | 1.5 cm | | Cross-range HPBW for a point target (numerical simulation) | 49.0 cm | 31.0 cm | 1.5 cm | 1.5 cm | 1.5 cm | 1.5 cm | | FOV (3%) for a point target (numerical simulation) | 46.2° | 47.3° | 13.5° | 13.5° | 45.2° | 48.8° | | Range HPBW for a metal panel behind a wall (experimental measure) | 10 cm | 10 cm | 3 cm | 3 cm | 3 cm | 3 cm | | Cross-range HPBW for a metal panel behind a wall (experimental measure) | 60 cm | 40 cm | 3 cm | 3 cm | 3 cm | 3 cm |
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