Tronics Microsystems, a subsidiary of TDK Corporation, is a global leader in high-performance MEMS inertial sensing solutions for marine, offshore, and underwater applications. Find out more >>
The company has been working with OST to show that by leveraging advanced MEMS technology, Tronics’ sensors can provide precise navigation and motion control for vessels, autonomous underwater vehicles (AUVs), remotely operated vehicles (ROVs), and offshore platforms.
With in-house manufacturing facilities in France, Tronics maintains full control over the entire production process, from MEMS wafer fabrication to assembly, calibration, and testing.
This vertically integrated approach ensures superior quality, rapid turnaround times, and tailored solutions to meet the evolving needs of the marine industry. Certified to EN 9100, ISO14001, ISO45001, and ISO50001 standards, Tronics delivers reliability in even the most demanding maritime environments.
Precision Inertial Sensing for Marine and Offshore Applications
Tronics’ MEMS inertial sensors are engineered for stability, reliability, and repeatability, making them ideal for a variety of marine and subsea applications, including:
- GNSS-Aided Navigation: Enhancing vessel navigation systems by integrating high-precision inertial data, improving accuracy and robustness in GNSS-compromised environments.
- AUV and ROV Navigation & Control: Enabling precise orientation tracking and motion stabilization in satellite-denied underwater environments.
- Vessel Motion Control: Monitoring and compensating for roll, pitch, and heave motion to improve vessel stability and performance in challenging ocean conditions.
- Platform & Antenna Stabilization: Maintaining precise alignment for cranes, radars, antennas, and cargo systems despite oceanic motion and harsh weather.
- Marine Mapping & Oceanographic Surveying: Improving data accuracy and reducing motion-induced errors in hydrographic surveys, including multibeam echosounders, DVLs, LiDAR scanners, and imaging systems.
GYPRO®4300 Digital MEMS Gyroscope
The GYPRO®4300 is a single-axis, high-precision, closed-loop MEMS gyroscope with ±300°/s range and tactical-grade alternative to FOG. Offering digital, low-SWaP (Size, Weight, and Power) caoabilities, its hermetically sealed ceramic SMD package (12 x 12 mm) ensures robust performance while minimizing mechanical cross-coupling in multi-axis configurations.
Featuring a 24-bit SPI interface, built-in temperature compensation, and self-test capabilities, the GYPRO®4300 delivers superior bias stability and vibration rejection. It is ideal for stabilization, attitude control, and integration into GNSS-aided inertial systems for marine applications.
- 0.4 °/h bias instability
- 0.07 °/√hr Angular Random Walk
- 0.5 °/h/g² vibration rejection
- -40 to +85°C operating temperature range
GYPRO®4050 Digital MEMS Gyroscope
This single-axis gyroscope has a ±50°/s range and ultra-low noise and precision rate measurement. The GYPRO®4050 is designed for high-accuracy marine motion sensing applications, the GYPRO®4050 provides enhanced noise performance and long-term stability. With its compact size, SPI interface, and self-test functionality, it is an excellent choice for Motion Reference Units (MRUs), Vertical Reference Units (VRUs), and dynamic positioning systems.
- 0.2 °/h bias instability
- 0.02 °/√hr Angular Random Walk
- 1 °/h/g² vibration rejection
- -40 to +85°C operating temperature range
AXO®305 Digital MEMS Accelerometer
The AXO®305 is a single-axis accelerometer with a ±5 g range and ultra-low noise and high bias repeatability. It is designed for marine applications requiring precision motion tracking and stabilization. Its superior bias repeatability and low-noise characteristics make it ideal for MRUs, VRUs, and inertial systems used in AUV and ROV navigation.
- 1 mg one-year composite bias repeatability
- 20 μg/g² vibration rejection
- 10 μg/√Hz noise density
- -40 to +85°C operating temperature range
Tronics Microsystems continues to push the boundaries of MEMS-based inertial sensing for the marine and offshore sectors. By delivering compact, high-precision alternatives to traditional FOG and mechanical gyroscopes, Tronics is enabling next-generation advancements in vessel stability, underwater navigation, and oceanographic exploration.
Visit the Tronics Microsystems supplier profile, or find out more via the company website.
