Advanced Inertial Navigation, Motion & Positioning Solutions for Marine Applications
Ellipse-A Robust miniature AHRS for precision marine orientation
Ellipse-A

Robust miniature AHRS for precision marine orientation

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Ellipse-A

The Ellipse-A is a high-performance, compact AHRS sensor designed to deliver precise roll, pitch, heading, and heave measurements in marine environments where space and weight are critical. Featuring a cutting-edge MEMS-based IMU, integrated magnetometer, and advanced sensor fusion algorithms, the system ensures accurate orientation even under harsh vibrations or dynamic motion.

Industrial-grade MEMS accelerometers and gyroscopes undergo rigorous full-temperature calibration and leverage sophisticated filtering to maintain exceptional performance for stabilization, pointing, and smooth motion tracking. Optimized for marine and offshore applications, the Ellipse-A offers real-time three-axis acceleration and angular rate data at rates up to 1 kHz, supporting demanding control and navigation tasks.

Auto-adjusting heave calculations, robust magnetic disturbance handling, and user-friendly configuration via sbgCenter software ensure adaptability across a wide range of operational profiles — whether deployed on vessels, buoys, or unmanned marine platforms where resilient, high-rate orientation data is mission-critical.

Specifications:

Roll/Pitch Accuracy: 0.1°
Heading Accuracy: 0.8° (Magnetic)
Accelerometer Range: ±40 g
Gyroscope Range: ±450 °/s
Magnetometer Range: 50 Gauss
IMU Output Rate: Up to 1 kHz
Power Consumption: 3 W
Weight: 45 g
Dimensions (L×W×H): 46 × 45 × 24 mm
MTBF (Computed): 218,000 hours