Browsing OSU - Patents Collection by Author "Abdolvand, Reza"
Now showing items 1-2 of 2
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Microelectromechanical Resonators with Passive Frequency Tuning Using Variable Impedance Circuits
Abdolvand, Reza; Ghahsareh, Mohsen Shahmohammadi; Modarres-Zadeh, Mohammad J.; Board of Regents/Oklahoma State University and the A & M Colleges (U.S. Patent and Trademark Office, 2013-01-08)Periodic signal generators include an oscillator circuit, which is configured to generate a first periodic signal at an output thereof, and a piezoelectric-based microelectromechanical resonator. The resonator is configured ... -
Q Enhancement in Micromachined Lateral-extensional Resonators
Abdolvand, Reza; Harrington, Brandon; Board of Regents/Oklahoma State University and the A & M Colleges (U.S. Patent and Trademark Office, 2012-07-24)A high Q resonator device is disclosed. The device includes a substrate, a resonator tethered to the substrate by a tether, and an acoustic reflector etched into the substrate and positioned proximate the tether so as to ...