Table 1.
Characteristics of typical radars and LiDARs.
| Conventional Radar 1 (Multi-Mode) |
4D Radar | 16-Beam LiDAR |
32-Beam LiDAR |
Solid State LiDAR |
|
|---|---|---|---|---|---|
| Max Range | f: 250 m, n: 70 m | 300 m | 100 m | 200 m | 200 m |
| FoV (H/V) | f: 20°, n: 120°/✗ | 120°/ 30° | 360°/30° | 360°/40° | 120° 25° |
| Ang Res (H/V) | f: 1.5°, n: 4°/✗ | 1°/1° | 0.1°/2° | 0.1°/0.3° | 0.2°/0.2° |
| Doppler Res | 0.1 m/s | 0.1 m/s | ✗ | ✗ | ✗ |
| Point Density | Low | Medium | High | High | High |
| All Weather | ✓ | ✓ | ✗ | ✗ | ✗ |
| Power | 5 W | 5 W | 8 W | 10 W | 15 W |
| Expected Cost | Low | Low | Medium | High | Medium |
1 A typical 77 GHz 4Tx-6Rx automotive radar, 2Tx-6Rx for far range, and 2Tx-6Rx for near range.