A 19GHz All-Epitaxial Al0.8Sc0.2N Cascaded FBAR for RF Filtering Applications

M Park, J Wang, D Wang, Z Mi… - IEEE Electron Device …, 2024 - ieeexplore.ieee.org
Next-generation RF front-end architectures require a high Figure of Merit (FoM) of Quality
factor (Q) x electromechanical coupling factor (kt 2) acoustic resonators for K-band filtering …

K-band LiNbO3 A3 Lamb-wave Resonators with Sub-wavelength Through-holes

SM Wu, H Yan, CB Hao, ZH Qin, SY Yu… - arXiv preprint arXiv …, 2024 - arxiv.org
Addressing critical challenges in Lamb wave resonators, this paper presents the first
validation of resonators incorporating sub-wavelength through-holes. Using the A3 mode …

A Fin-Mounted A5-Mode Lithium Niobate Resonator at 27.58 GHz with of 4.4%, of 448, and FoM of 19.7

J Fang, K Yang, F Lin, H Tao, J Chen… - 2024 IEEE/MTT-S …, 2024 - ieeexplore.ieee.org
This work presents a fin-mounted A5-mode Lamb wave acoustic resonator based on Y128°-
cut lithium niobite thin film for millimeter wave (mmWave) frequencies. By using a new fin …