Parameters of Experimental IMUs RMS: root mean square.
STIM 318 | ADIS 16475-2 | Nav/Chip v1s | ||||||
---|---|---|---|---|---|---|---|---|
Parameters | Value | Unit | Parameters | Value | Unit | Parameters | Value | Unit |
Accelerometer | ||||||||
Bias 1-year stability | 1.5 | mg | Repeatability | 1.4 | mg | In-run bias stability | 0.05 | mg |
Bias instability | 0.003 | mg | In-run bias stability | 3.6 | μg | Bias accuracy | 8 | mg |
Velocity random walk | 0.015 | ![]() | Velocity random walk | 0.012 | ![]() | Noise density (RMS) | 50 | ![]() |
Gyroscope | ||||||||
Bias range | 250 | deg/h | Repeatability | 0.7 | deg/s | In-run bias stability | 10 | deg/h |
Drift rate stability | 3 | deg/h | In-run bias stability | 2.5 | deg/h | Noise density (RMS) | 0.003 | ![]() |
Bias instability | 0.3 | deg/h | Angular random walk | 0.15 | ![]() | Angle random walk | 0.18 | ![]() |
Angular random walk | 0.15 | ![]() | Bias accuracy | 0.2 | deg/s | |||
Other parameters | ||||||||
Size (length ×width ×height) | 44.8 × 38.6 × 21.5 | 11 ×15 ×11 | 13.5 ×24 ×9 | mm | ||||
Weight | 55 | 1.3 | 6 | g | ||||
Power | 1800 | 145 | 214 | mW | ||||
Cost | ~7000 | ~500 | ~500 | Euro | ||||
Year | 2020 | 2021 | 2011 | – |