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SBG Systems

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Advanced Inertial Navigation, Motion & Positioning Solutions for Marine Applications France

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SBG Systems is a leading global provider of ITAR-free, MEMS-based inertial sensors and navigation systems, delivering precision and reliability for marine applications. From compact inertial measurement units (IMUs) and attitude and heading reference systems (AHRS) to advanced inertial navigation systems (INS) with embedded GNSS, SBG Systems offers solutions that serve commercial shipping, scientific research, offshore energy, and oceanography.

Designed for demanding marine environments, SBG Systems’ sensors provide accurate position, orientation, and motion data even in GNSS-denied conditions, ensuring uninterrupted navigation and data collection across vessels, AUVs, USVs, hydrographic survey platforms, and instrumented buoys.

Inertial Sensors for Marine Navigation Systems

SBG Systems’ inertial solutions ensure precise navigation for commercial vessels, naval drones, and research ships, providing reliable performance even in GNSS-denied or high-traffic environments.

SBG’s INS solutions integrate seamlessly with GNSS, DVL, APS, radar, sonar, and autopilot systems, delivering highly accurate heading, roll, pitch, and position data under harsh maritime conditions.

Key Products:

Ellipse-D: Smallest dual-antenna GNSS INS, providing centimeter-level accuracy.
Quanta Micro: Compact, GNSS-aided INS for space-constrained applications.
Ekinox Micro / Ekinox-D: Compact high-accuracy INS with integrated RTK GNSS.

Learn more: Inertial Solutions for Marine Navigation Systems

Inertial Solutions for AUVs

For autonomous underwater vehicles (AUVs), SBG Systems provides advanced AHRS and INS solutions that enable precise underwater navigation and stability without GNSS.

The company’s compact sensors combine accelerometers, gyroscopes, and magnetometers, providing continuous real-time data on roll, pitch, and heading to support complex underwater missions, seabed mapping, and inspection tasks.

Key Products:

Pulse-40 IMU: Tactical-grade, ultra-compact IMU for critical applications.
Ellipse-A / Ellipse-E / Ellipse-N / Ellipse-D: High-performance AHRS and INS solutions with robust magnetic calibration and external GNSS or sensor integration.
Ekinox Micro: Rugged, dual-antenna INS delivering high accuracy for autonomous systems.

Learn more: Inertial Solutions for AUVs

Inertial Systems for Hydrographic Applications

SBG Systems offers motion and navigation systems that enhance the precision of hydrographic surveys, integrating with multibeam echo sounders and other platforms. The sensors deliver real-time motion compensation, ensuring high-quality bathymetric and geospatial data collection for subsea infrastructure projects, coastal mapping, and environmental monitoring.

Key Products:

Ekinox-D: All-in-one RTK GNSS INS ideal for space-constrained setups.
Navsight Marine: Dedicated navigation system for hydrographers, providing IMU and INS solutions.
Qinertia GNSS-INS Software: Advanced post-processing software for precise GNSS+IMU data integration.

Learn more: Inertial Systems for Hydrography

Instrumented Buoys

SBG Systems’ inertial sensors enhance the accuracy of instrumented buoys by compensating for heave, pitch, and roll, ensuring reliable environmental and oceanographic data collection.

The company’s low-power, rugged designs support extended deployments and real-time data transmission for climate research, wave monitoring, and offshore operations.

Key Products:

Ellipse-N / Ellipse-D: Compact, high-precision GNSS INS solutions.
Ekinox Micro: Dual-antenna INS offering robust performance in mission-critical conditions.

Learn more: Instrumented Buoy Solutions

Active Heave Compensation (AHC)

SBG Systems delivers high-precision motion sensors for AHC systems used in offshore lifting and subsea operations. The company’s IMUs and INS solutions provide real-time vessel motion data, allowing dynamic compensation for wave-induced movements to maintain stable lifting platforms and prevent operational risks.

Key Products:

Ellipse Micro AHRS / OEM Ellipse-A: Compact, MEMS-based AHRS providing roll, pitch, heading, and heave.
Ellipse-N / Ellipse-D / Ekinox Micro: Advanced INS solutions integrating GNSS and inertial data for precise compensation.

Learn more: Active Heave Compensation (AHC)

USV Navigation Systems

For unmanned surface vessels (USVs), SBG Systems’ navigation solutions enable autonomous operations, real-time decision-making, and centimeter-level positioning accuracy.

SBG’s systems integrate RTK GNSS, IMU, and AHRS technologies to deliver reliable, precise navigation in dynamic maritime environments.

Key Products:

Pulse-40 IMU: Tactical-grade, ultra-compact IMU with high bandwidth and low noise.
Ellipse-A / Ellipse-E / Ellipse-N / Ellipse-D: Flexible solutions for USV orientation, heading, and navigation.
Ekinox Micro: Compact dual-antenna INS for seamless integration and superior performance.