Concepts and key technologies of microelectromechanical systems resonators
T Feng, Q Yuan, D Yu, B Wu, H Wang - Micromachines, 2022 - mdpi.com
In this paper, the basic concepts of the equivalent model, vibration modes, and conduction
mechanisms of MEMS resonators are described. By reviewing the existing representative …
mechanisms of MEMS resonators are described. By reviewing the existing representative …
Determination of doping and temperature-dependent elastic constants of degenerately doped silicon from MEMS resonators
A Jaakkola, M Prunnila, T Pensala… - IEEE transactions on …, 2014 - ieeexplore.ieee.org
Elastic constants c 11, c 12, and c 44 of degenerately doped silicon are studied
experimentally as a function of the doping level and temperature. First-and second-order …
experimentally as a function of the doping level and temperature. First-and second-order …
[HTML][HTML] Temperature frequency stability study of extensional mode N-doped silicon MEMS resonator
Analytical and numerical modeling techniques are presented to predict n-type-doped silicon
resonators' temperature coefficient frequencies for the extensional mode of vibration by …
resonators' temperature coefficient frequencies for the extensional mode of vibration by …
Design rules for temperature compensated degenerately n-type-doped silicon MEMS resonators
A Jaakkola, M Prunnila, T Pensala… - Journal of …, 2015 - ieeexplore.ieee.org
The first-and second-order temperature coefficients and the total temperature-induced
frequency deviation of degenerately n-type-doped silicon resonators are modeled. Modeling …
frequency deviation of degenerately n-type-doped silicon resonators are modeled. Modeling …
Temperature dependence modeling and thermal sensitivity reduction of bulk micromachined silicon MEMS lame resonators
AR Kolahdouz-Moghaddam, S Nabavi… - Journal of …, 2023 - ieeexplore.ieee.org
The elastic properties of structural materials considerably influence the resonant frequency
of silicon MEMS resonators and their sensitivity to temperature variations. This work studies …
of silicon MEMS resonators and their sensitivity to temperature variations. This work studies …
Oven controlled N++ [1 0 0] length-extensional mode silicon resonator with frequency stability of 1 ppm over industrial temperature range
W You, B Pei, K Sun, L Zhang, H Yang… - … of Micromechanics and …, 2017 - iopscience.iop.org
This paper presents an oven controlled N++[1 0 0] length-extensional mode silicon
resonator, with a lookup-table based control algorithm. The temperature coefficient of …
resonator, with a lookup-table based control algorithm. The temperature coefficient of …
Analytical modeling of n-type doped silicon elastic constants and frequency-compensation of Lamé mode microresonators
A model for predicting n-type doped silicon elastic constants is presented in this paper. The
model approach is based on an empirical exponential expression derived for the uniaxial …
model approach is based on an empirical exponential expression derived for the uniaxial …
Vibration device and manufacturing method of the same
H Yamada, K Umeda, T Kishi, T Nishimura - US Patent 10,291,202, 2019 - Google Patents
A vibration device that includes a support member, vibration arms connected to the support
member and each having an n-type Si layer which is a degenerate semiconductor, and …
member and each having an n-type Si layer which is a degenerate semiconductor, and …
Dependence of temperature coefficient of frequency (TCf) on crystallography and eigenmode in N-doped silicon contour mode micromechanical resonators
This paper reports the effects of crystal orientations on the temperature coefficient of
frequency (TCf) of single crystal silicon square-plate micromechanical resonators vibrating …
frequency (TCf) of single crystal silicon square-plate micromechanical resonators vibrating …
Lamé resonator integrated with chevron-shaped thermal actuators to improve motional resistance and temperature stability
AR Kolahdouz-Moghaddam, S Nabavi… - Journal of …, 2023 - ieeexplore.ieee.org
This paper presents a capacitive bulk mode resonator operating in Lamé mode, where the
motional resistance and temperature stability are enhanced by implementing a set of …
motional resistance and temperature stability are enhanced by implementing a set of …