FOG Based INS

The IF4030 fiber optic inertial navigation system primarily consists of a miniaturized fiber optic gyroscope, quartz flexible accelerometer, power supply module, acquisition and computation module, and satellite navigation module. It is characterized by its compact size, lightweight, and high precision, making it suitable for various applications such as small and medium-sized drones, electro-optical pods, and underwater robots. The main features are as follows: →  It has three accuracy levels: low, medium, and high, with self-north-finding accuracies of 0.5°, 0.25°, and 0.15°, respectively →  It features multiple working modes, including pure inertial, inertial/satellite combination, inertial/DVL combination, inertial/odometer combination, inertial/vision combination, and marine compass →  It possesses functions such as self-north-finding, transfer alignment, satellite-assisted moving-base alignment, high-precision post-processing, and heave measurement →  Built-in multiple communication protocols, with configurable serial port baud rate and output protocol →  Operating temperature: -45℃～+70℃ →  It features multiple interfaces such as RS422, RS232, Ethernet, and PPS input/output →  Power supply: 12V~36V, power consumption <12W →  Weight: 0.9kg →  Size: 80mm×80mm×84mm    

This is the article for IF4010 related specific technical requirements for the FOG-40 type inertial measurement unit, which type of inertial measurement unit can be widely used in vehicle mounted, shipborne, airborne and other fields.

This product has built-in three-axis integrated high-precision fiber optic gyroscope, three-axis high-precision quartz flexible accelerometer and mobile surveying-level multi-mode multi-frequency GNSS receiver supporting autonomous Beidou function. Through advanced intelligent combined navigation algorithm and Kalman filter, it is optimized for GNSS occlusion and multipath interference, and can achieve high-precision heading, attitude, speed and position measurement of moving carriers. This inertial navigation system also has multiple sensor interfaces such as GNSS/odometer/DVL/barometric altimeter, which can well meet the long-term, high-precision and high-reliability navigation application requirements in complex environments such as urban canyons, and can be used for navigation and control of various unmanned systems. Product features include: fast and accurate determination of initial heading and attitude, support for real-time heading and attitude output, built-in GPS and Beidou dual-mode receiver, support for dynamic fast alignment, INS/GNSS combination integrated design, support for IE post-processing, enhanced Kalman filter algorithm, and resistance to electromagnetic interference and vibration. It can be used in vehicle-mounted, airborne, ship navigation, stability control and other fields.

This product is equipped with a high-precision closed-loop fiber optic gyroscope with a full temperature of 0.001 °/h and a 10ug high-precision quartz accelerometer. It uses multi-sensor data fusion technology to combine inertial measurement with GNSS, enabling long-term high-precision integrated navigation.  The product also has post-processing function, which can be used to improve the heading, attitude, and position accuracy of the product through post-processing software.

IF3700 adopts a high-precision closed-loop fiber optic gyroscope with a full temperature of 0.01°/h and a 20 μg high-precision quartz accelerometer, which can achieve high-precision pure inertial orientation measurement. It has autonomous compass function and can maintain attitude and heading accuracy for a long time without external assistance. It can be used as the main navigation equipment for large unmanned aerial vehicles, unmanned ships, and unmanned submarines, and is widely used in related fields such as aviation, aerospace, and navigation.

IF3500 is a self-developed fiber optic inertial navigation system with small size and high accuracy, which can achieve self north finding at 0.1°. The system consists of a fiber optic gyroscope with zero bias stability of 0.015°/h, a high-precision quartz accelerometer, and a full system multi frequency satellite module supporting Beidou function. This product can independently search for north navigation and also supports single and dual antenna combinations. Equipped with excellent navigation fusion algorithms, optimized for satellite occlusion, multipath interference, and other situations.

IF3000 is consists of a three-axis integrated fiber optic gyroscope, quartz accelerometer, and a full system multi frequency satellite module that supports Beidou function. This product is equipped with excellent navigation fusion algorithms, which can continuously output stable and reliable navigation information even in the event of satellite loss of lock. After temperature compensation and calibration, the system accuracy is ensured throughout the entire temperature range. This product has rich interfaces and can be connected to sensors such as odometry and DVL. It has good scalability and can customize various statement protocols.