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Zachary Schaffer
Zachary Schaffer
Broadcom
Verified email at cmu.edu
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Cited by
Year
From Microwave Acoustic Filters to Millimeter-Wave Operation and New Applications
A Hagelauer, R Ruby, S Inoue, V Plessky, KY Hashimoto, R Nakagawa, ...
IEEE Journal of Microwaves, 2022
652022
33 GHz Overmoded Bulk Acoustic Resonator
Z Schaffer, P Simeoni, G Piazza
IEEE Microwave and Wireless Components Letters 32 (6), 656-659, 2022
402022
Super high frequency simple process flow cross-sectional Lamé mode resonators in 20% scandium-doped aluminum nitride
ZA Schaffer, G Piazza, S Mishin, Y Oshmyansky
2020 IEEE 33rd International Conference on Micro Electro Mechanical Systems …, 2020
252020
Experimental investigation of damping factors in 20% scandium-doped aluminum nitride laterally vibrating resonators
ZA Schaffer, L Colombo, AS Kochhar, G Piazza, S Mishin, Y Oshmyansky
2018 IEEE Micro Electro Mechanical Systems (MEMS), 787-790, 2018
142018
Comparison between different MEMS laterally vibrating resonator technologies for passive voltage amplification in an RF front-end system
L Colombo, A Kochhar, G Vidal-Álvarez, Z Schaffer, P Simeoni, G Piazza
2018 IEEE MTT-S International Microwave Workshop Series on Advanced …, 2018
112018
A 100 nm thick, 32 kHz X-cut lithium niobate piezoelectric nanoscale ultrasound transducer for airborne ultrasound communication
P Simeoni, Z Schaffer, G Piazza
Journal of Microelectromechanical Systems 30 (3), 337-339, 2021
72021
A Solidly Mounted 55 GHz Overmoded Bulk Acoustic Resonator
Z Schaffer, A Hassanien, MA Masud, G Piazza
2023 IEEE International Ultrasonics Symposium (IUS), 1-4, 2023
62023
X-band Bulk Acoustic Wave Resonator (XBAW) using Periodically Polarized Piezoelectric Films (P3F)
A Kochhar, R Vetury, J Leathersich, Z Schaffer, C Moe, D Kim, K Cheema, ...
2023 IEEE International Ultrasonics Symposium (IUS), 1-4, 2023
52023
Examination of Phonon Dissipation in 33 GHz Overmoded Bulk Acoustic Resonators
Z Schaffer, A Hassanien, G Piazza
2022 IEEE International Ultrasonics Symposium (IUS), 1-4, 2022
42022
Investigation of damping and ladder filter synthesis for 3 GHz 20% scandium-doped aluminum nitride cross-sectional lame mode resonators
Z Schaffer, G Piazza
2020 IEEE International Ultrasonics Symposium (IUS), 1-4, 2020
42020
Measurement of Intrinsic Mechanical Loss in Aluminum Films from 3 to 25 GHz by HBAR Spectroscopy
Z Schaffer, A Hassanien, MA Masud, G Piazza
2023 IEEE International Ultrasonics Symposium (IUS), 1-4, 2023
22023
Overmoded Bulk Acoustic Resonators for mmWave Filtering
ZA Schaffer
Carnegie Mellon University, 2023
22023
Tunable bulk acoustic wave (baw) resonator based on application of radio-frequency (rf) signal to bragg mirror metal layer
J SEGOVIA-FERNANDEZ, B Bichoy, TT Yen, MH Perrott, Z SCHAFFER
US Patent App. 17/537,776, 2023
2023
Y-36 Lithium Niobate Films Support f-Q of Hz in the 1-10 GHz Range
Z Schaffer, G Piazza
2022 IEEE International Ultrasonics Symposium (IUS), 1-4, 2022
2022
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