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Nanowatt-Level Wakeup Receiver Front Ends Using MEMS Resonators for Impedance Transformation
This paper presents the first demonstration of nanowatt-level CMOS wakeup receiver (WuRx) front ends (FEs) that utilize microelectromechanical system (MEMS)-based matching networks (MNs). The firstExpand
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Toward Ka Band Acoustics: Lithium Niobate Asymmetrical Mode Piezoelectric MEMS Resonators
This work presents a new class of micro-electro-mechanical system (MEMS) resonators toward Ka band (26.5-40 GHz) for fifth-generation (5G) wireless communication. Resonant frequencies of 21.4 andExpand
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Accurate Extraction of Large Electromechanical Coupling in Piezoelectric MEMS Resonators
Recent advancements in the field of piezoelectric micro-resonators have produced devices, such as lithium niobate laterally vibrating resonators, with very high electromechanical coupling factorsExpand
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A Radio Frequency Nonreciprocal Network Based on Switched Acoustic Delay Lines
This paper demonstrates the first nonreciprocal network based on switched low-loss acoustic delay lines. Expand
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Exploiting parallelism in resonators for large voltage gain in low power wake up radio front ends
This paper reports a lithium niobate (LiNbO3) resonator array that, when used as a passive voltage amplifier, can produce a passive resonant voltage gain among the highest reported thus far forExpand
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Gigahertz Low-Loss and Wideband S0 Mode Lithium Niobate Acoustic Delay Lines
We present the first group of gigahertz S0 mode low loss and wideband acoustic delay lines (ADLs). The ADLs use a single-phase unidirectional transducers (SPUDT) design to launch and propagate the S0Expand
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A -106dBm 33nW Bit-Level Duty-Cycled Tuned RF Wake-up Receiver
This work presents a 33 nW wake-up receiver with -106 dBm sensitivity at 428 MHz. Expand
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Boosting Qs of AlN Resonators by Redefining Acoustic Boundaries
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 has beenExpand
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5 Ghz lithium niobate MEMS resonators with high FoM of 153
This paper reports on the demonstration of a new class of super-high frequency (SHF) microelectromechanical system (MEMS) resonators operating in the 5 GHz range. SHF resonances have been achievedExpand
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