Wideband and low-loss surface acoustic wave filter based on 15° YX-LiNbO₃/SiO₂/Si structure

R Su, J Shen, Z Lu, H Xu, Q Niu, Z Xu… - IEEE electron device …, 2021 - ieeexplore.ieee.org
With the development of the radio frequency technique, the explosive growth of transmitted
data in 5G era puts higher requirements on surface acoustic wave (SAW) filter bandwidth. In …

Deep-ultraviolet integrated photonic and optoelectronic devices: A prospect of the hybridization of group III–nitrides, III–oxides, and two-dimensional materials

N Alfaraj, JW Min, CH Kang, AA Alatawi… - Journal of …, 2019 - iopscience.iop.org
Progress in the design and fabrication of ultraviolet and deep-ultraviolet group III–nitride
optoelectronic devices, based on aluminum gallium nitride and boron nitride and their …

Interdigital transducers on a piezoelectric thin-film for signal compression

S Gong, R Lu, TM Garcia - US Patent 11,451,209, 2022 - Google Patents
A piezoelectric thin-film suspended above a carrier substrate. An input interdigital transducer
(IDT) having first interdigitated electrodes is disposed at different locations along the …

Scandium-doped aluminum nitride for acoustic wave resonators, filters, and ferroelectric memory applications

L Chen, C Liu, M Li, W Song, W Wang… - ACS Applied …, 2022 - ACS Publications
Scandium-doped aluminum nitride (AlScN) has generated great research interest owing to
its unique properties. The wurtzite-structure AlScN is compatible with the complementary …

Wideband surface acoustic wave filter at 3.7 GHz with spurious mode mitigation

R Su, S Fu, J Shen, Z Lu, H Xu, R Wang… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
As an essential functional block in radio frequency (RF) front-ends, surface acoustic wave
(SAW) filters with large fractional bandwidth (FBW), high center frequency (), and low loss …

Sub-GHz X-Cut Lithium Niobate S₀ Mode MEMS Resonators

L Colombo, A Kochhar, G Vidal-Álvarez… - Journal of …, 2022 - ieeexplore.ieee.org
This paper reports on the design, fabrication, and characterization of mode X-cut Lithium
Niobate Laterally Vibrating Resonators (LVRs) operating between 100 MHz and 1 GHz. In …

High-figure-of-merit X-cut lithium niobate MEMS resonators operating around 50 MHz for large passive voltage amplification in radio frequency applications

L Colombo, A Kochhar… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This article reports on the modeling, design, fabrication, and testing of high-performance X-
cut lithium niobate (LN) laterally vibrating resonators (LVRs) operating around 50 MHz. The …

Ultralow quiescent power‐consumption wake‐up technology based on the bionic triboelectric nanogenerator

C Zhang, K Dai, D Liu, F Yi, X Wang, L Zhu… - Advanced …, 2020 - Wiley Online Library
Wake‐up circuits in smart microsystems make huge contributions to energy conservation of
electronic networks in unmanned areas, which still require higher pressure‐triggering …

Aluminum nitride combined overtone resonators for the 5G high frequency bands

G Chen, M Rinaldi - Journal of Microelectromechanical …, 2020 - ieeexplore.ieee.org
This work presents a new acoustic MEMS resonator technology, dubbed Aluminum Nitride
(AlN) Combined Overtone Resonator (COR), capable of addressing the filter requirements …

ScAlN-based LCAT mode resonators above 2 GHz with high FOM and reduced fabrication complexity

Y Zhu, N Wang, G Chua, C Sun… - IEEE Electron Device …, 2017 - ieeexplore.ieee.org
This letter reports the first implementation of a new class of laterally coupled alternating
thickness (LCAT) mode resonators operating above 2 GHz, realised by replacing the bottom …