Noise density, bias stability and integration drift for an inertial unit.
Loading…
Design IMU systems with sensor selection, noise analysis, and fusion algorithm configuration
| Type | Gyro Noise | ARW | Bias Stability | Cost | Applications |
|---|---|---|---|---|---|
| MEMS Consumer | 0.1 °/s/√Hz | 0.5 °/√hr | 10 °/hr | $5 | Phones, toys |
| MEMS Industrial | 0.01 °/s/√Hz | 0.1 °/√hr | 1 °/hr | $100 | Drones, robots |
| MEMS Tactical | 0.003 °/s/√Hz | 0.03 °/√hr | 0.5 °/hr | $1,000 | UAV, surveying |
| Fiber Optic Gyro | 0.0001 °/s/√Hz | 0.001 °/√hr | 0.01 °/hr | $10,000 | Navigation, aerospace |
| Ring Laser Gyro | 0.00001 °/s/√Hz | 0.0005 °/√hr | 0.001 °/hr | $50,000 | Aircraft INS |