JOURNAL

[J1] Y. Cao and K. Chen, “Pseudo-Doherty load-modulated balanced amplifier with wide bandwidth and extended power back-off range,” IEEE Transactions on Microwave Theory Techniques, Early Access.

[J2] H. Lyu and K. Chen, “Balanced-to-Doherty mode-reconfigurable power amplifier with high efficiency and linearity against load mismatch,” IEEE Transactions on Microwave Theory Techniques, vol. 68, no. 5, pp. 1717-1728, May 2020.

[J3] Y. Cao, H. Lyu, and K. Chen, “Enhancing carrier aggregation: design of BAW quadplexer with ultrahigh cross-band isolation,” IEEE Microwave Magazine, vol. 20, no. 3, pp. 101-110, Mar. 2020

[J4] Y. Cao, E. Sunde, and K. Chen, “Multiplying channel capacity: aggregation of fragmented spectral resources,” IEEE Microwave Magazine, vol. 20, no. 1, pp. 70-77, Jan. 2019.

[J5] A. Semnani, K. Chen, and D. Peroulis, “Microwave gas breakdown in tunable evanescent-mode cavity resonators,” IEEE Microwave Wireless Components Letters, vol. 24, no. 5, pp. 351-353, May 2014.

[J6] K. Chen, E. J. Naglich, Y. C. Wu, and D. Peroulis, “Highly linear and highly efficient dual-carrier power amplifier based on low-loss RF carrier combiner,” IEEE Transactions on Microwave Theory Techniques, vol. 62, no. 3, pp. 590-599, Mar. 2014.

[J7] K. Chen, T.-C. Lee, and D. Peroulis, “Co-design of multi-band high-efficiency power amplifier and three-pole high-Q tunable filter,” IEEE Microwave Wireless Components Letters, vol. 23, no. 12, pp. 647-649, Dec. 2013.

[J8] K. Chen, J. Lee, W. J. Chappell, and D. Peroulis, “Co-design of highly efficient power amplifier and high-Q output bandpass filter,” IEEE Transactions on Microwave Theory Techniques, vol. 61, no. 11, pp. 3940-3950, Nov. 2013.

[J9] K. Chen and D. Peroulis, “A 3.1-GHz Class-F power amplifier with 82% power-added-efficiency,” IEEE Microwave Wireless Components Letters, vol. 23, no. 8, pp. 436-438, Aug. 2013.

[J10] K. Chen and D. Peroulis, “Design of broadband highly efficient harmonic-tuned power amplifier using in-band continuous Class-F−1/F mode-transferring,” IEEE Transactions on Microwave Theory Techniques, vol. 60, no. 12, pp. 4107-4116, Dec. 2012.

[J11] K. Chen, X. Liu, and D. Peroulis, “Widely tunable high-efficiency power amplifier with ultra-narrow instantaneous bandwidth,” IEEE Transactions on Microwave Theory Techniques, vol. 60, no. 12, pp. 3787-3797, Dec. 2012.

[J12] K. Chen and D. Peroulis, “Design of adaptive highly efficient GaN power amplifier for octave-bandwidth applications and dynamic load modulation,” IEEE Transactions on Microwave Theory Techniques, vol. 60, no. 6, pp. 1829-1839, June 2012.

[J13] K. Chen and D. Peroulis, “Design of highly efficient broadband Class-E power amplifier using synthesized low-pass matching networks,” IEEE Transactions on Microwave Theory Techniques, vol. 59, no. 12, pp. 3162-3173, Dec. 2011.

[J14] K. Chen, X. Liu, A. Kovacs, W. J. Chappell, and D. Peroulis, “Antibiased electrostatic RF MEMS varactors and tunable filters,” IEEE Transactions on Microwave Theory Techniques, vol. 58, no. 12, pp. 3971-3981, Dec. 2010.

CONFERENCE

[C1] Y. Cao and K. Chen, “Dual-octave-bandwidth RF-input load modulated balanced amplifier with ≥10-dB power back-off range,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), 4 pages, Aug. 2020.

[C2] H. Lyu and K. Chen, “Reconfigurable quasi-balanced Doherty power amplifier with high efficiency and linearity against load mismatch for MIMO and array applications,” in Proc. Government Microcircuit Applications and Critical Technology Conference (GOMACTech), Mar. 2020.

[C3] Y. Cao, H. Lyu, and K. Chen, “Load-modulated balanced amplifier with reconfigurable phase control for extended dynamic range,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), pp. 1335-1338, June 2019.

[C4] H. Lyu, Y. Cao, and K. Chen, “Doherty-to-Balanced switchable power amplifier,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), pp. 1339-1342, June 2019.

[C5] Y. Cao, H. Lyu, and K. Chen, “Wideband Doherty power amplifier in quasi-balanced configuration,” in Proc. IEEE Wireless and Microwave Technology Conference (WAMICON), 4 pages, Apr. 2019.

[C6] K. Chen, A. Semnani, and D. Peroulis, “High-power microwave gas discharge in high-Q evanescent-mode cavity resonators and its instantaneous/long-term effects,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), 4 Pages, June 2013.

[C7] Y.-C. Wu, K. Chen, E. J. Naglich, and D. Peroulis, “A wideband 0.7–2.2 GHz tunable power amplifier with over 64% efficiency based on high-Q second harmonic loading,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), 4 Pages, June 2013.

[C8] K. Chen and D. Peroulis, “Design of broadband high-efficiency power amplifier using in-band Class-F−1/F mode-transferring technique,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), 3 Pages, June 2012.

[C9] K. Chen, H. H. Sigmarsson, and D. Peroulis, “Power handling of high-Q evanescent-mode tunable filter with integrated piezoelectric actuators,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), 3 Pages, June 2012.

[C10] D. Kim, X. Cui, A. Cherala, K. Chen, and D. Peroulis, “A two-dimensional electronically-steerable array antenna for target detection on ground,” in Proc. IEEE International Symposium on Antennas and Propagation (ISAP), pp. 734-737, July 2011.

[C11] K. Chen, X. Liu, W. J. Chappell, and D. Peroulis, “Co-design of power amplifier and narrowband filter using high-Q evanescent-mode cavity resonator as the output matching network,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), 4 Pages, June 2011.

[C12] X. Liu, K. Chen, L. P. B. Katehi, W. J. Chappell, and D. Peroulis, “System-level characterization of bias noise effects on electrostatic RF MEMS tunable filters,” in Proc. IEEE 24th International Conference on Micro Electro Mechanical Systems (MEMS), pp. 1142-1145, Jan 2011.​

[C13] K. Chen, A. Kovacs, and D. Peroulis, “Anti-biased RF MEMS varactor topology for 20–25 dB linearity enhancement,” in Proc. IEEE MTT-S Int. Microwave Symposium Digest (IMS), pp. 1142-1145, May 2010.

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