Publications

A Novel Concept using Derivative Superposition at the Device-Level to Reduce Linearity Sensitivity to Bias in N-polar GaN MISHEMT, Shrestha, Pawana, Guidry Matthew, Romanczyk Brian, Karnaty Rohit R., Hatui Nirupam, Wurm Christian, Krishna Athith, Pasayat Shubhra S., Keller Stacia, Buckwalter James F., et al. , 2020 Device Research Conference (DRC), p.1-2, (2020)

A High Spur-Free Dynamic Range Silicon DC Kerr Ring Modulator for RF Applications, Jain, Aditya, Hosseinzadeh Navid, Wu Xinru, Tsang Hon Ki, Helkey Roger, Bowers John E., and Buckwalter James F. , Journal of Lightwave Technology, Volume 37, Number 13, p.3261–3272, (2019)

Virtual-Source Modeling of N-polar GaN MISHEMTS, Karnaty, Rohit R., Guidry Matthew, Shrestha Pawana, Romanczyk Brian, Hatui Nirupam, Zheng Xun, Wurm Christian, Li Haoran, Keller Stacia, Mishra Umesh K., et al. , 2019 IEEE BiCMOS and Compound semiconductor Integrated Circuits and Technology Symposium (BCICTS), p.1-4, (2019)

Linear Ring Modulators with DC Kerr Phase Shifters, Jain, Aditya, Wu Xinru, Bowers John E., Helkey Roger, and Buckwalter James , 2018 IEEE Avionics and Vehicle Fiber-Optics and Photonics Conference (AVFOP), p.1–2, (2018)

A 71–86-GHz phased array transceiver using wideband injection-locked oscillator phase shifters, Ebrahimi, Najme, Wu Po-Yi, Bagheri Mahdi, and Buckwalter James F. , IEEE Transactions on Microwave Theory and Techniques, Volume 65, Number 2, p.346–361, (2017)

A 71–86-GHz switchless asymmetric bidirectional transceiver in a 90-nm SiGe BiCMOS, Wu, Po-Yi, Kijsanayotin Tissana, and Buckwalter James F. , IEEE Transactions on Microwave Theory and Techniques, Volume 64, Number 12, p.4262–4273, (2016)

An E-band, scalable 2$\times$ 2 phased-array transceiver using high isolation injection locked oscillators in 90nm SiGe BiCMOS, Ebrahimi, Najme, Bagheri Mahdi, Wu Po-Yi, and Buckwalter James F. , 2016 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), p.178–181, (2016)

A 45-GHz Si/SiGe 256-QAM transmitter with digital predistortion, Wu, Po-Yi, Liu Youjiang, Hanafi Bassel, Dabag Hayg, Asbeck Peter, and Buckwalter James , 2015 IEEE MTT-S International Microwave Symposium, p.1–3, (2015)

Source Coding and Preemphasis for Double-Edged Pulsewidth Modulation Serial Communication, Wang, Wei, and Buckwalter James F. , IEEE Transactions on Very Large Scale Integration (VLSI) Systems, Volume 24, Number 2, p.555–566, (2015)

A dual-band millimeter-wave direct-conversion transmitter with quadrature error correction, Wu, Po-Yi, Gupta Arpit K., and Buckwalter James F. , IEEE Transactions on Microwave Theory and Techniques, Volume 62, Number 12, p.3118–3130, (2014)

A 10-Gb/s, 107-mW double-edge pulsewidth modulation transceiver, Wang, Wei, and Buckwalter James F. , IEEE Transactions on Circuits and Systems I: Regular Papers, Volume 61, Number 4, p.1068–1080, (2013)

A 42 to 47-GHz, 8-bit I/Q digital-to-RF converter with 21-dBm P sat and 16% PAE in 45-nm SOI CMOS, Agah, Amir, Wang Wei, Asbeck Peter, Larson Lawrence, and Buckwalter James , 2013 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), p.249–252, (2013)

Energy efficiency optimization through codesign of the transmitter and receiver in high-speed on-chip interconnects, Weng, Shih-Hung, Zhang Yulei, Buckwalter James F., and Cheng Chung-Kuan , IEEE Transactions on Very Large Scale Integration (VLSI) Systems, Volume 22, Number 4, p.938–942, (2013)

A Q-band/W-band dual-band power amplifier in 0.12 μm SiGe BiCMOS process, Wu, Po-Yi, and Buckwalter James F. , 2013 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS), p.1–4, (2013)

Analysis and Optimization of Low-Power Passive Equalizers for CPU–Memory Links, Zhang, Ling, Yu Wenjian, Zhang Yulei, Wang Renshen, Deutsch Alina, Katopis George A., Dreps Daniel M., Buckwalter James, Kuh Ernest S., and Cheng Chung-Kuan , IEEE Transactions on Components, Packaging and Manufacturing Technology, Volume 1, Number 9, p.1406–1420, (2011)

Double-edge pulsewidth modulation for multidrop backplanes, Wang, Wei, and Buckwalter James F. , 2011 IEEE Electrical Design of Advanced Packaging and Systems Symposium (EDAPS), p.1–4, (2011)

Interconnect channel characteristics favoring double-edge pulsewidth modulation, Wang, Wei, and Buckwalter James F. , 2011 IEEE 20th Conference on Electrical Performance of Electronic Packaging and Systems, p.147–150, (2011)

Low power passive equalizer design for computer memory links, Zhang, Ling, Yu Wenjian, Zhang Yulei, Wang Renshen, Deutsch Alina, Katopis George A., Dreps Daniel M., Buckwalter James, Kuh Ernest, and Cheng Chung-Kuan , 2008 16th IEEE Symposium on High Performance Interconnects, p.51–56, (2008)