1. Understanding the working principle of millimeter wave radar.
2. Understanding the difference between 24GHZ millimeter wave radar and 77GHZ millimeter wave radar.
3. To be able to carry out the disassembly and assembly demonstration of millimeter wave radar.
4. Disassemble and fix the millimeter wave radar, show the internal structure of the millimeter wave radar in an exploded way, and mark the component parts.

77GHZ millimeter wave radar
Operating frequency: 77GHz
Modulation mode: FMCW
Distance measurement range: 0.20~40m(120°) 
Distance measurement resolution: point target, non-tracking 0.2m 
Distance measurement accuracy: point target, non-tracking ±0.10m 
Angle measurement range: 120° 
Angle accuracy: point target, non-tracking ±0.5° 
Speed range: ±18m/s (- means far from the target, + means close to the target) 
Speed resolution: point target, non-tracking ±0.58m/s 
Speed accuracy: point target, non-tracking ±0.3 m/s 
Number of antenna channels: 2TX/4RX=8 channels 
Cycle time: 33ms 
Pitch beam: -6dB 14° 
Azimuth beam: -6dB 112

24GHZ millimeter wave radar
Transmitting Frequency: 24-24.2GHz
Transmit Power: (EIRP) 20dBm
Update rate: 20 Hz 
Distance measurement range: Passenger car 0.1 30 m
Distance measurement range: Pedestrian 0.1 20 m
Distance measurement accuracy: 0.1 m
Speed range: -16 -16 m/s 
Speed resolution: 0.24m/s
Number of targets tracked simultaneously: 8pcs
Working voltage: 6-32V
Protection level: IP66
Working temperature: -40-85℃

1 piece of 77GHz millimeter wave radar, 1 piece of 24GHz millimeter wave radar, 1 piece of aluminum frame, 1 piece of painted panel.