Analysis and Calibration of North Seeker Transposition Error
There are many error sources in the north seeking device, which will directly affect the north seeking accuracy of the north…
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MEMS-IMU error calibration compensation method that does not rely on precision turntable
MEMS-IMU is a micro-electromechanical inertial measurement unit, which has the following advantages: small size, light weight, solid structure, low power consumption, fast…
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How to Improve Reliability of Tilt Sensors
1. How to ensure the reliability index of the tilt sensor For the technical indicators and performance indicators of the tilt…
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Bias Temperature Compensation Analysis of MEMS Gyroscope
Temperature is one of the important factors affecting MEMS gyroscope, which will greatly affect the output of MEMS gyro. MEMS gyroscope belongs…
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Processing and Analysis of Random Drift Error Based on Fiber Optic Gyroscope
Gyroscope sensors are not affected by ferromagnetic environments, so they are widely used in fields such as inertial navigation, oil logging…
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Analysis of I/F Conversion Circuit of Quartz Accelerometer
Quartz accelerometer, which represents the acceleration of carrier by the output current, is the core component of high precision inertial navigation…
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Analysis of Spoofing Detection and Mitigation Techniques for GNSS
GNSS provides precise positioning, navigation and timing functions, and plays a key role in military and national economy industries, and its…
Full ArticleTilt Sensor Automatic Calibration System
1. Tilt sensor calibration method Tilt sensor is widely used in the field of engineering measurement, and its measurement accuracy is…
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Borehole north finding: Shock vibration compensation for MEMS gyroscope
Nowadays, MEMS gyroscope is being used more and more widely, and oil drilling is one of them. The borehole north finding system based…
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Application of Improved Wavelet De-noising Method in MEMS-IMU Signals
IMU is an inertial measurement unit. Nowadays, MEMS IMU is widely chosen by consumers due to its advantages such as small size,…
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