SBG Systems Inertial Navigation System (INS)
Farsounder Underwater Perception Systems Explore with Confidence. Navigate with Purpose
Advanced Inertial Navigation, Motion & Positioning Solutions for Marine Applications
OEM Ellipse-A OEM-grade miniature AHRS & heave sensor
OEM Ellipse-A

The OEM Ellipse-A is a compact, high-performance AHRS sensor module delivering precise orientation (roll, pitch, heading) and heave data for marine and offshore system integrators. Incorporating industrial-grade MEMS accelerometers, gyroscopes, and a built-in magnetometer, it combines cutting-edge calibration and filtering techniques to maintain outstanding performance across the full temperature range and under intense vibrations.

With IMU outputs up to 1,000 Hz, the OEM Ellipse-A is purpose-built for OEM integration where size, weight, and power efficiency are critical — ideal for applications like antenna tracking, USV navigation, subsea motion sensing, and SATCOM OTM systems.

Advanced sensor fusion algorithms ensure robust motion tracking, while an auto-adjusting heave algorithm refines vertical motion compensation in marine environments. Easy to configure via sbgCenter software, the OEM Ellipse-A provides reliable, real-time motion data that supports precise stabilization and pointing, even in dynamic offshore conditions.

Specifications:

Roll/Pitch Accuracy: 0.1°
Heading Accuracy (Magnetic): 0.8°
Accelerometer Range: ±40 g
Gyroscope Range: ±450 °/s
Magnetometer Range: 50 Gauss
IMU Output Rate: Up to 1,000 Hz
Motion Profiles: 18 (Air, Land, Marine)
Power Consumption: 2.5 W
Weight: 8 g
Dimensions (L×W×H): 29.5 × 25.5 × 11 mm
MTBF (Computed): 218,000 hours

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