MEMS-based IMUs for UAVs, UGVs and Unmanned Applications

Memsense
Memsense

Memsense is a leading developer of high-performance inertial measurement units (IMUs) for demanding unmanned systems and defense applications. Our MEMS-based inertial devices and measurement systems are ideal for unmanned aerial vehicle (UAV) navigation and control, stabilization of antenna and weapons platforms on UAVs, UGVs, and other unmanned vehicles.

IMUs for drone camera stabilization

IMUs for UAV navigation and control

In addition to off-the-shelf IMUs, we also offer custom-engineered solutions for specialized application requirements, such as unusual form factors, high angular rate and acceleration measurement, and operation in harsh environments including extremes of shock, vibration and temperature. Our in-house state-of-the-art engineering and test facilities enable us to create and fine-tune custom inertial systems to your exact specifications with a rapid turn-around time. Please get in touch with your requirements.

Miniature low-drift IMU

MS-IMU3020 miniature inertial measurement unit (IMU)

MS-IMU3020

The MS-IMU3020 is our leading price-to-performance ratio miniature low-drift inertial measurement unit (IMU), with fully tested triaxial gyros, accelerometers and magnetometers that are calibrated over the full operational temperature range.

Delivering gyro bias stability of 1 degree per hour and accelerometer bias stability of 15 μg, and weighing in at 20 grams in a 1.1×1.1×0.4 inch form factor, the MS-IMU3020 is ideal for unmanned aircraft applications, such as navigation, control, and stabilization of cameras and other payloads.

The MS-IMU3020 is highly configurable, allowing you to fine-tune bandwidth, sample rate, gyro ranges and other parameters to your precise requirements. The system also requires no export license.

Specifications:

Gyroscope Dynamic Range ±120, ±240, ±480, ±960, ±1920 o/s
Gyroscope Bias Instability 0.88o/h
Accelerometer Dynamic Range ±15g
Accelerometer Bias Instability 14.8 μg
Velocity Random Walk 0.075 m/s/√h
Angle Random Walk 0.22 °/√h
Output Rates Up to 800Hz
Size 1.1×1.1×0.4 in
Weight 20g
Power 0.5W typical

Find out more: MS-IMU3020 Miniature IMU

Ultra-Compact, Robust IMU

MS-IMU3030 Inertial Measurement Unit

MS-IMU3030

The MS-IMU3030 is an ultra-compact IMU that delivers unmatched low drift performance and robust operation. With a gyro bias stability of 0.55 degrees per hour and acceleration bias stability of 3μg, it can handle a variety of demanding and precise unmanned systems applications, such as inspection, navigation and stabilization.

In addition to other configurable parameters, the MS-IMU3030 features a 40g dynamic range option thanks to its highly flexible auxiliary accelerometer. With a light weight of 25 grams and a low power draw of 1.35 watts, it is also ideal for SWaP-conscious unmanned platforms.

Specifications:

Gyroscope Dynamic Range ±75, ±200, ±480, ±960, ±1920 o/s
Gyroscope Bias Instability 0.55o/h
Accelerometer Dynamic Range ±2g, ±4g, ±8g, ±10g, ±20g, ±40g (options dependent on model)
Aux Accelerometer Bias Instability 15 μg
Accelerometer Bias Instability 2.8 μg
Velocity Random Walk 0.005 m/s/√h
Angle Random Walk 0.11 °/√h
Output Rates Up to 800Hz
Size 1.1×1.1×0.45 in
Weight 25g

High-Performance MEMS IMU

MS-IMU3050 Inertial Measurement Unit (IMU)

MS-IMU3050

The MS-IMU3050 is our highest-performance MEMS Inertial Measurement Unit. Leveraging fully-tested and calibrated triaxial sensors, and advanced algorithms and sensor architectures, it delivers a gyro bias stability of 0.3 degrees per hour and an accelerometer bias stability of less than 3 μg. It is a more compact, lower power, and cost-effective alternative to Fiber Optic Gyro (FOG) based IMUs and other high performance MEMS units.

Featuring a wide range of configurable options, the MS-IMU3050 is designed to provide the highest level of inertial performance to unmanned vehicles and robotic platforms.

Specifications:

Gyroscope Dynamic Range ±75, ±200, ±480, ±960, ±1920 o/s
Gyroscope Bias Instability 0.33o/h
Accelerometer Dynamic Range ±2g, ±4g, ±8g, ±10g, ±20g, ±40g (options dependent on model)
Accelerometer Bias Instability 2.6 μg
Velocity Random Walk 0.02 m/s/√h
Angle Random Walk 0.08 °/√h
Output Rates Up to 800Hz
Size 1.8×1.6×0.98 in
Weight 90g
Power 2.5W typical

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