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 partRF center frequency24 GHz
Maximum bandwidth2 GHz
Transmitted power10 dBm
Number of antennas2
Antenna gain14.1 dB (Tx #1), 19.1 dB (Tx #2)
Antenna beamwidthAzimuth: 26° (Tx #1), 12° (Tx #2)
Elevation: 9.9° (for both antennas)

Rx partNoise figure8.02 dB
Number of antennas8
Antenna gain10 dB
Antenna beamwidthAzimuth: 99.6° (for all antennas)
Elevation: 9.9° (for all antennas)
Amp gainFixed gain amp: 6 dB
Variable gain amp: −2.5 dB~42.5 dB