A novel MEMS sensor concept to improve signal-to-noise ratios

N Lam, S Hayashi, S Gutschmidt - International Journal of Non-Linear …, 2022 - Elsevier
Dynamic measuring concepts of sensors use a variety of different metrics. Some monitor the
amplitude and/or phase, while others track resonance frequency or stability thresholds …

A novel sensing concept utilizing targeted, complex, nonlinear MEMS dynamics

S Hayashi, CJ Cameron… - Journal of Computational …, 2022 - aimsciences.org
We present a case study of an active micro-electromechanical system (MEMS). The MEMS
cantilever has integrated actuation and sensor mechanisms, which enable the active …

Tuning acoustic sensing properties of mems cantilever by nonlinear operation

C Lenk, L Seeber, M Ziegler - Mikro-Nano-Integration; 8th …, 2020 - ieeexplore.ieee.org
Micro-electromechanical systems (MEMS) offer a wide range of applications, anything from
consumer electronics to research on biological samples. With increasingly stringent …

Exploiting nonlinearity to enhance the sensitivity of mode-localized mass sensor based on electrostatically coupled MEMS resonators

M Lyu, J Zhao, N Kacem, P Liu, B Tang, Z Xiong… - International Journal of …, 2020 - Elsevier
An ultrasensitive mass sensor is proposed by combining the benefits of mode localization
and nonlinear dynamics in two clamped–clamped microbeams of different lengths. The …

Nonlinear response of parametrically-excited MEMS

JF Rhoads, SW Shaw, KL Turner… - International …, 2005 - asmedigitalcollection.asme.org
Due to the position-dependent nature of electrostatic forces, many microelectromechanical
(MEM) oscillators inherently feature parametric excitation. This work considers the nonlinear …

Linear and nonlinear tuning of parametrically excited MEMS oscillators

BE DeMartini, JF Rhoads, KL Turner… - Journal of …, 2007 - ieeexplore.ieee.org
Microelectromechanical oscillators utilizing noninterdigitated combdrive actuators have the
ability to be parametrically excited, which leads to distinct advantages over harmonically …

Nonlinear couplings and energy transfers in micro-and nano-mechanical resonators: intermodal coupling, internal resonance and synchronization

K Asadi, J Yu, H Cho - Philosophical Transactions of the …, 2018 - royalsocietypublishing.org
Extensive development of micro/nano-electromechanical systems (MEMS/NEMS) has
resulted in technologies that exhibit excellent performance over a wide range of applications …

Novel threshold pressure sensors based on nonlinear dynamics of MEMS resonators

MH Hasan, FM Alsaleem… - … of Micromechanics and …, 2018 - iopscience.iop.org
Triggering an alarm in a car for low air-pressure in the tire or tripping an HVAC compressor if
the refrigerant pressure is lower than a threshold value are examples for applications where …

[PDF][PDF] Investigation of synchronization in a ring of coupled MEMS resonators

SD Naik - 2011 - repository.kulib.kyoto-u.ac.jp
MEMS resonators are becoming ubiquitous in modern signal processing systems. They are
increasingly being used as sensors, reference clocks, memory elements, and filters. A …

Enhancing parametric sensitivity in electrically coupled MEMS resonators

P Thiruvenkatanathan, J Yan… - Journal of …, 2009 - ieeexplore.ieee.org
In an array of identical resonators coupled through weak springs, a small perturbation in the
structural properties of one of the resonators strongly impacts coupled oscillations causing …