Harmonic Noise Suppression in Rotational Seismometer Based on Fiber Optic Gyroscope

Key Points

• Effective harmonic noise suppression enhances the precision of seismic measurements, crucial for accurate data analysis.
• Increased performance was observed, indicating a significant reduction in unwanted harmonic interference affecting the sensor's readings.
• Analysis utilized advanced signal processing techniques to improve the output from the fiber optic gyroscope in the seismometer.
• Improvements may enable better earthquake detection and monitoring, although further field validation is necessary.