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 …

Nanowatt-level wakeup receiver front ends using MEMS resonators for impedance transformation

P Bassirian, J Moody, R Lu, A Gao… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
This paper presents the first demonstration of nanowatt-level CMOS wakeup receiver
(WuRx) front ends (FEs) that utilize microelectromechanical system (MEMS)-based matching …

VHF and UHF lithium niobate MEMS resonators exceeding 30 dB of passive gain

L Colombo, MEG Klemash, TM Kiebala… - IEEE Electron …, 2021 - ieeexplore.ieee.org
This letter reports on the passive voltage amplification provided by X-cut Lithium Niobate
(LN) mode resonators when implemented as Matching Networks (MN) in the front-end of …

Exploiting parallelism in resonators for large voltage gain in low power wake up radio front ends

R Lu, T Manzaneque, Y Yang… - 2018 IEEE Micro Electro …, 2018 - ieeexplore.ieee.org
This paper reports a lithium niobate (LiNbO 3) resonator array that, when used as a passive
voltage amplifier, can produce a passive resonant voltage gain among the highest reported …

A 184-nW,− 78.3-dBm sensitivity antenna-coupled supply, temperature, and interference-robust wake-up receiver at 4.9 GHz

X Shen, D Duvvuri, P Bassirian… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
This article presents a highly integrated, supply, temperature, and interference-robust, event-
driven wake-up receiver (WuRx) achieving-dBm sensitivity using a custom-designed …

Design of an S-band nanowatt-level wakeup receiver with envelope detector-first architecture

P Bassirian, D Duvvuri, N Liu… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This article presents the first demonstration of a sub-100 nW CMOS wakeup receiver (WuRx)
with envelope detector (ED)-first architecture that operates at multigigahertz frequencies …

Boosting Qs of AlN resonators by redefining acoustic boundaries

A Gao, M Winterkorn, Y Yang, R Lu… - 2019 IEEE 32nd …, 2019 - ieeexplore.ieee.org
This paper reports on a quality factor (Q)-boosting technique for aluminum nitride (AlN)
Lamb wave resonators by lithographically defining their acoustic boundaries. The technique …

AT-cut quartz piezoelectric transformers for passive voltage gain in an RF front-end

ME Galanko, SS Bedair, R Rudy… - IEEE Electron …, 2019 - ieeexplore.ieee.org
The purpose of this work is to assess the performance of an AT-cut quartz device as a two-
port resonant transformer for near-zero power-consuming wake-up receiver applications …

Zero power, tunable resonant microphone with nanowatt classifier for wake-up sensing

V Pinrod, R Ying, C Ou, A Ruyack, B Davaji… - 2018 IEEE …, 2018 - ieeexplore.ieee.org
This paper shows a high sensitivity (12.6 V/Pa), tunable, and zero-power microphone for use
in a near zero power detection system. The microphone uses energy from incoming sound …

Design and fabrication of an electrostatic aln rf mems switch for near-zero power rf wake-up receivers

WZ Zhu, T Wu, G Chen, C Cassella… - IEEE Sensors …, 2018 - ieeexplore.ieee.org
We describe an aluminum nitride (AlN)-based resonant switch for use in a near zero power
radio frequency (RF) wake-up receiver. A folded beam structure with a slot compensates for …