IMU

Gyroscope Measurement Range (°/s):±500 Bias over Full Temperature Range (°/h, 1σ):100 Bias Stability (°/h, 10s Averaging):5 Bias Instability (°/h, Allan, Typ.):1 Bias Repeatability (°/h):5 Angular Random Walk (°/√h):0.2 Scale Factor Nonlinearity (ppm):150 Accelerometer Measurement Range (g):±20 Full-Temperature Bias (mg, 1σ):≤3（XY）≤6（Z） Bias Stability (μg, 10s Averaging):100 Bias Instability (μg, Allan, Typ.):30 Bias Repeatability (μg):30 Velocity Random Walk (m/s/√h):0.03 Scale Factor Nonlinearity (ppm, ±1g):200

U16488 is a 10 axis MEMS inertial sensor module that we have dedicated ourselves to creating. Composed of a 3-axis gyroscope, 3-axis accelerometer, 3-axis magnetometer, and barometer. High precision and resolution, capable of capturing subtle vibrations and tilts. The output of a large program makes it possible to perceive actions in large dynamics. All modules are equipped with ultra-wide temperature range precision temperature compensation and independent calibration before leaving the factory, allowing each module to perform stably under various extreme working conditions while ensuring highly consistent product performance.

The U3700 series is an IMU/VRU/AHRS sensor composed of an array MEMS-IMU and a magnetometer. It is equipped with self-developed adaptive extended Kalman filtering, IMU noise dynamic analysis algorithm, and carrier motion state analysis algorithm, which can meet the accuracy of attitude angle under high dynamic conditions and reduce heading angle drift.   Every sensor undergoes fine compensation including temperature, zero bias, scaling factor, and cross axis before leaving the factory. The U3700 series sensors transmit data through various interfaces such as UART (RS-232/TTL), RS-485, CAN, and have rich user configurations. The U3700 series can synchronize with the system through external triggering, and also align with external systems such as radar and camera time through synchronous output function. Multi-functional upper computer (GUI) can help quickly evaluate products, including but not limited to module configuration, data display, firmware upgrade, data recording, etc.

The U3600 series products are IMU/VRU/AHRS sensors composed of array MEMS-IMU, magnetometer, and barometer, and are equipped with self-developed adaptive extended Kalman filtering, IMU noise dynamic analysis algorithm, and carrier motion state analysis algorithm, which can meet the accuracy of attitude angle under high dynamic conditions and reduce heading angle drift.   Every sensor undergoes fine compensation including temperature, zero bias, scaling factor, and cross axis before leaving the factory. The U3600 series sensors transmit data through a USB interface and have rich user configurations. A multifunctional upper computer (GUI) can help quickly evaluate products, including but not limited to module configuration, data display, firmware upgrade, data recording, etc.

The U6300 IMU is an Inertial Measurement Unit (IMU) based on Micro - Electro - Mechanical Systems (MEMS) technology. It has a built - in high - performance three-axis MEMS gyroscope and three- axis MEMS accelerometer, and supports the output of information such as angular velocity, acceleration, and attitude angles. The U6300 features high reliability and strong environmental adaptability and is great replacement for STIM300.. It has passed the strictest tests and demonstrates excellent performance in terms of noise, zero - point stability, non - linearity, and temperature drift. This product can be widely applied in fields such as intelligent driving, engineering, civilian and special - purpose drones, AGVs (Automated Guided Vehicles), railways, mobile communication, and personnel navigation.

This document describes the technical specifications, hardware parameters, mechanical interfaces, communication interfaces, and other aspects of the IMU inertial navigation unit, which facilitates users to quickly and conveniently apply it.

The U6488 series IMU are equipped with built - in three - axis gyroscopes and three - axis accelerometers, which are used to measure the three - axis angular rates and three - axis accelerations of the carrier. The data from the gyroscopes and accelerometers, which have undergone error compensation (including temperature compensation, installation misalignment angle compensation, nonlinear compensation, etc.), are output through a serial port according to the agreed communication protocol. They can be used for precise navigation, control, and dynamic measurement of the carrier. This product uses high - precision MEMS inertial devices, featuring small size, strong overload resistance, high reliability, and high hardness, and it is capable of accurately measuring the angular rate and acceleration information of a moving carrier even in harsh environments. The U6488 series includes four models: U6488-B, U6488-C, U6488-D, and U6488-E. The appearance and interface performance of the four models are consistent. Except for U6488-E, all of them are equipped with built - in three - axis magnetometers and digital barometers.

The inertial measurement unit (hereinafter referred to as the ‘product’) uses a three-axis integrated fiber optic gyroscope and a three-axis MEMS accelerometer as sensitive devices for angular velocity and visual acceleration, respectively, to measure the angular velocity and acceleration information of each axis of the carrier coordinate system. The angular velocity and acceleration information are sent to the acquisition and processing circuit, and after sampling, filtering, and error compensation, the angular velocity and visual acceleration information are output to the outside world. The product has high precision, small size, light weight, and strong adaptability, suitable for attitude control and inertial navigation. It can be widely used in fields such as autonomous driving, unmanned aerial vehicles, electro-optical pods, submersibles, and missile navigation systems. 

UF500 are high performance and cost-effective fiber optic gyroscopes based IMU combined with either with quartz flexible accelerometer or MEMS accelerometer, which can be used for navigation, control, and dynamic measurement. It has the advantages of small size, light weight, no moving parts, high reliability, and long service life. It can be widely used in aviation, aerospace, ships, weapons, coal mine measurement, automotive electronics and other fields.

UF300 series is the most cost-effective fiber optic inertial measurement unit with medium to high precision, which can be used for navigation, control, and dynamic measurement. The system adopts a highly reliable three-axis integrated closed-loop fiber optic gyroscope, with comprehensive performance exceeding the imported KVH1750. It can be post processed and replace the imported POS MV. The gyroscope has a high zero bias repeatability of one order of magnitude. You can choose to support one or more firmware such as IE post-processing, external GPS, odometer, multibeam, Doppler depth sounder (DVL), etc.

UF100A fiber optic inertial group is a middle precision and small size IMU as Figure 1 shown. It is used to detect the angular velocity and linear acceleration of the carrier's motion, providing information for the carrier's attitude and navigation control. It has the advantages of small size, light weight, no moving parts, high reliability, and long service life. It can be widely used in aviation, aerospace, ships, weapons, coal mine measurement, automotive electronics and other fields.

Fiber optic gyroscope, as a new type of all solid state gyroscope, has the advantages of fast start-up, wide measurement range, and high reliability. Among them, the U-F3X100 fiber optic gyroscope IMU (inertial measurement unit) is designed for the needs of medium and low precision application backgrounds, using three-axis shared technology, with low cost and stable performance; Structurally, it adopts integrated packaging of light path and circuit, with a simple structure and convenient installation. It can be applied to navigation guidance, attitude measurement and control systems of small missiles and guided bombs.