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…
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Tilt 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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Construction Surveying: Unleashing New Energy with the Help of GNSS
Construction surveying has long been a critical component in the intricate dance of planning, designing, and executing construction projects. Traditionally, the…
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Analyze the Software Design of North Finder
North finder is a fast and high-precision autonomous directional instrument based on the strapdown inertial working principle. As a precision inertial instrument,…
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MEMS Accelerometer Installation Error Correction Method
In order to further improve the accuracy of MEMS accelerometer, the measurement error of mems acceleration sensor must be reduced as much…
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Influence of Ambient Temperature on Measurement Data of Tilt Sensor
1. How to reduce the impact of ambient temperature on the tilt sensor? At present, the tilt sensor is widely used…
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System error and calibration of MEMS gyroscope
In recent years, the precision of MEMS gyroscope has been greatly improved, and has reached the requirements of underground exploration, navigation and…
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Research on error modulation technology of MEMS based on IMU rotation
IMU(inertial measurement unit) is a sensor capable of measuring and outputting three axial accelerations and angular velocities. By combining a MEMS…
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