Research Article
Design and Implementation of 24 GHz Multichannel FMCW Surveillance Radar with a Software-Reconfigurable Baseband
Table 1
Summary of the performance of the developed 24 GHz radar front-end module.
| Tx part | RF center frequency | 24 GHz | Maximum bandwidth | 2 GHz | Transmitted power | 10 dBm | Number of antennas | 2 | Antenna gain | 14.1 dB (Tx #1), 19.1 dB (Tx #2) | Antenna beamwidth | Azimuth: 26° (Tx #1), 12° (Tx #2) | Elevation: 9.9° (for both antennas) |
| Rx part | Noise figure | 8.02 dB | Number of antennas | 8 | Antenna gain | 10 dB | Antenna beamwidth | Azimuth: 99.6° (for all antennas) | Elevation: 9.9° (for all antennas) | Amp gain | Fixed gain amp: 6 dB | Variable gain amp: −2.5 dB~42.5 dB |
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