An oven controlled piezoelectric MEMS dual-resonator platform with frequency stability of±100 ppb over industrial temperature range

Y Xiao, K Zhu, J Han, F Dong, C Sun, S Liu… - Sensors and Actuators A …, 2024 - Elsevier
This work demonstrates a piezoelectric MEMS dual-resonator platform with an oven control.
The platform includes a micro-oven in-chip, which integrates a frequency output resonator …

Investigation of support transducer enabled higher-order radial bulk mode MEMS resonator and low phase noise oscillator

KS Sharma, HT Jen, SS Li, G Pillai - Journal of Micromechanics …, 2022 - iopscience.iop.org
This work reports the successful excitation of a novel bulk acoustic mode whose actuation
and sensing are facilitated by the support transducer topology (STT). The design …

[PDF][PDF] A low-phase noise oscillator employing contour-mode lithium tantalate resonators with high turnover temperature

T Hasan, Y Majd, H Atashbar, H Mahdavi… - … Head Workshop: A …, 2024 - researchgate.net
This work reports on a low phase noise microelectromechanical system (MEMS) oscillator,
leveraging a combination of high quality factor (Q) and low loss achieved by a contour mode …

Advancing Precision Timing: A Thermally Stable Lithium Tantalate MEMS Oscillator with low Phase Noise

H Atashbar, Y Majd, T Hasan… - 2024 IEEE …, 2024 - ieeexplore.ieee.org
This study presents a micro-electromechanical system (MEMS) oscillator built using a Lamb
wave resonator fabricated on X-cut Lithium Tantalate (LT). Leveraging the unique …

A Two-Square Shaped Phononic Crystal Strip for Anchor Quality Factor Enhancement in a Length Extensional Mode TPoS Resonator

TD Ha - Journal of Vibration Engineering & Technologies, 2022 - Springer
Background A microelectromechanical systems (MEMS) resonator with a high quality factor
can improve the phase noise of the oscillators as well as the insertion loss of the filters …

Modal-Transition-Induced Valleys of K2 in Piezoelectric Bilayer Laterally Vibrating Resonators

Z Xie, J Sun, J Xie - Micromachines, 2023 - mdpi.com
Piezoelectric Laterally Vibrating Resonators (LVRs) have attracted significant attention as a
potential technology for next-generation wafer-level multi-band filters. Piezoelectric bilayer …

Ultra-High Q Self-Ovenized AlScN-on-Si X-Lamé Resonator for Stable Clock Generation

S Dabas, D Mo, B Chatterjee… - 2024 IEEE 37th …, 2024 - ieeexplore.ieee.org
This paper presents an aluminum-scandium nitride on silicon (AlScN-on-Si) bulk acoustic
wave resonator with ultra-high Q and quadratic temperature characteristic of frequency. For …

Effects of Resonator Volume on The Oscillator Near-Carrier Phase Noise

P Akhkandi, S Moradian… - … Joint Conference of …, 2020 - ieeexplore.ieee.org
This paper reports the first study of near-carrier phase noise (PN) dependency on the
resonator volume/harmonic-number in thin-film piezoelectric-on-substrate (TPoS) MEMS …

Design and Optimization of Temperature-Stable MEMS Resonators for Timing Applications Based on Thin-Film Lithium Tantalate

Y Majd - 2024 - stars.library.ucf.edu
All radio devices require a highly accurate frequency reference with superb temperature
stability. While quartz-based oscillators meet accuracy demands, they cannot be easily …