Electromechanical Sigma–Delta Modulators ( ) Force Feedback Interfaces for Capacitive MEMS Inertial Sensors: A Review

F Chen, X Li, M Kraft - IEEE Sensors Journal, 2016 - ieeexplore.ieee.org
Analog-to-digital converters based on sigma-delta modulators (ΣAM) are a popular choice
for high resolution conversion from the analog to the digital domain. With relatively small …

A 141- W High-Voltage MEMS Gyroscope Drive Interface Circuit Based on Flying Capacitors

M Marx, S Rombach, S Nessler… - IEEE Journal of Solid …, 2018 - ieeexplore.ieee.org
Electronic readout circuits for microelectromechanical gyroscopes suffer from high power
consumption caused by the electrostatic sensor actuation with signals above the standard …

Design of a dual quantization electromechanical sigma–delta modulator MEMS vibratory wheel gyroscope

B Sheng, F Chen, C Qian, D Xu… - Journal of …, 2018 - ieeexplore.ieee.org
This paper presents a dual quantization lateral-axis capacitive electromechanical sigma-
delta modulator (EM-ΣAM) vibratory wheel gyroscope under mode-matched condition. A …

An electrostatic mems roll-pitch rotation rate sensor with in-plane drive mode

A Khaled, AM Salman, NS Aljehani, IF Alzahem… - Sensors, 2022 - mdpi.com
In this paper, we presented a novel electrostatic Roll/Pitch MEMS gyroscope with in-plane
drive mode and out-of-plane sense mode. The proposed structure is developed based on a …

Analyzing the impact of phase errors in quadrature cancellation techniques for MEMS capacitive gyroscopes

A Omar, A Elshennawy, M AbdelAzim… - 2018 IEEE …, 2018 - ieeexplore.ieee.org
Quadrature error in MEMS capacitive gyroscopes can limit the overall sensor performance,
therefore many techniques have been proposed to correct for it. These techniques include …

[HTML][HTML] Research on Adaptive Closed-Loop Control of Microelectromechanical System Gyroscopes under Temperature Disturbance

K Yang, J Li, J Yang, L Xu - Micromachines, 2024 - mdpi.com
Microelectromechanical System (MEMS) gyroscopes are inertial sensors used to measure
angular velocity. Due to their small size and low power consumption, MEMS devices are …

A high-performance self-clocked digital-output quartz gyroscope

A Ismail, K Ashraf, A Metawea, I Mostfa… - 2015 IEEE …, 2015 - ieeexplore.ieee.org
High-performance electro-static gyroscopes require expensive vacuum-packaging, to
maintain the high-Q of the MEMS, and may require high actuation voltages. Piezo sensors …

MEMS gyro motor loop filter

JF Ackerman - US Patent 9,581,447, 2017 - Google Patents
A motor drive loop circuit for a micro-electro-mechanical system (MEMS) gyroscope is
provided. The motor drive loop circuit includes a motor configured to drive a proof mass in …

A new versatile hardware platform for closed-loop gyro evaluation

A Omar, A Elshennawy, A Ismail… - 2015 DGON Inertial …, 2015 - ieeexplore.ieee.org
In this work, a fast and cost-efficient method, to evaluate MEMS gyroscope, in a closed-loop
sense-mode operation (force-feedback), is introduced. The solution proposed in this paper …

Design of an interface circuit system for mode-separation MEMS digital gyroscope

H Zhang, L Yin, W Chen, Q Fu - Modern Physics Letters B, 2024 - World Scientific
In this paper, a novel digital closed-loop interface circuit system of MEMS vibrating
gyroscope is proposed, which includes driving, detection and quadrature circuits. Because …