Magnetic Sensitivity of FOG IMUInertial measurement unit (IMU) is the key of position and attitude system to obtain high-precision position and attitude information and realize…Full Article
Research on orthogonal monitoring technology of north finderNorth finder can provide accurate heading information for the carrier, and plays an important role in many fields such as national…Full Article
Factors Affecting the Stability of Q-Flex AccelerometersThe quartz flexible accelerometer is one of the key sensitive components in inertial navigation systems, and its measurement error directly affects…Full Article
Error Generation Mechanism of MEMS Gyroscope Under High Acceleration ConditionWith the continuous improvement of MEMS sensor, the advantages of small size and light weight of MEMS gyroscope have been further…Full Article
Application of gyro-theodolite orientation in shaft contact measurementThe use of gyro-theodolite orientation for shaft joint surveying has significant advantages. Not only does it not require occupying the shaft,…Full Article
Research on temperature compensation technology of 3D electronic compassElectronic compass is widely used in attitude measurement because of its advantages of low cost, low power consumption, small size and…Full Article
Structure Design of High Precision Quartz Flexible AccelerometerThe stability of scale factor and zero bias of Q-Flex accelerometers is crucial in assessing the performance of accelerometers. During the measurement of…Full Article
Interferometric Fiber Optic Gyro1. Interferometric fiber optic gyro The linear relationship between the spin rate and the output of the fiber optic gyroscope can…Full Article
Fluxgate Directional Assembly: The Working Principle of Fluxgate Fluxgate directional assembly is an important component used in MWD, and fluxgate sensor is its core element. Fluxgate sensors are typically…Full Article
Accurate Alignment Method for Gyro Theodolite Calibration SystemThe gyro theodolite is an instrument that uses inertia to autonomously seek north. Its principle is to automatically find and track the…Full Article