IMU Performance
|
Gyroscope Performance |
|
|
Technology |
Ring laser |
|
Dynamic range |
1074 °/s |
|
Bias drift |
1.0 °/hr |
|
Angular random walk |
0.125 °/√hr |
|
Accelerometer Performance |
|
|
Technology |
RBA |
|
Dynamic range |
37 g |
|
Bias drift |
1.0 mg |
|
Velocity random walk |
0.02 m/s/√hr |
|
Data Rate |
|
|
IMU measurement |
100 Hz |
|
Gyroscope Performance |
|
|
Technology |
Ring laser |
|
Dynamic range |
1000 °/s |
|
Gyro rate bias |
5.0 °/hr |
|
Gyro rate scale factor |
150 ppm |
|
Angular random walk |
0.5 °/√hr |
|
Accelerometer Performance |
|
|
Technology |
RBA |
|
Dynamic range |
50 g |
|
Accelerometer linearity |
500 ppm |
|
Accelerometer scale factor |
300 ppm |
|
Accelerometer bias |
2.0 mg |
|
Data Rate |
|
|
IMU measurement |
100 Hz |
|
Gyroscope Performance |
|
|
Technology |
FOG |
|
Dynamic range |
1420 °/s |
|
Bias repeatability |
1.0 °/hr |
|
Angular random walk |
0.07 °/√hr |
|
Accelerometer Performance |
|
|
Technology |
MEMS |
|
Dynamic range |
40 g |
|
Bias repeatability |
0.3 mg |
|
Data Rate |
|
|
IMU measurement |
200 Hz |