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Junghyun ham
Junghyun ham
Electrical and Computer Engineering, Sungkyunkwan University
Подтвержден адрес электронной почты в домене skku.edu
Название
Процитировано
Процитировано
Год
Broadband Doherty power amplifier based on asymmetric load matching networks
J Kwon, M Seo, H Lee, J Gu, J Ham, KC Hwang, KY Lee, C Park, Y Yang
IEEE Transactions on Circuits and Systems II: Express Briefs 62 (6), 533-537, 2015
662015
CMOS power amplifier integrated circuit with dual-mode supply modulator for mobile terminals
J Ham, J Bae, H Kim, M Seo, H Lee, KC Hwang, KY Lee, C Park, D Heo, ...
IEEE Transactions on Circuits and Systems I: Regular Papers 63 (1), 157-167, 2016
582016
Multi mode bias modulator operating in envelope tracking mode or average power tracking mode and envelope tracking power amplifier using the same
Y Yang, HAM Junghyun, J Hearyun
US Patent 9,425,744, 2016
512016
High-efficiency power amplifier using an active second-harmonic injection technique under optimized third-harmonic termination
M Seo, H Lee, J Gu, H Kim, J Ham, W Choi, Y Yun, Y Yang
IEEE Transactions on Circuits and Systems II: Express Briefs 61 (8), 549-553, 2014
392014
Adaptive TX leakage canceler for the UHF RFID reader front end using a direct leaky coupling method
MS Kim, SC Jung, J Jeong, H Kim, M Seo, J Ham, CS Park, Y Yang
IEEE Transactions on Industrial Electronics 61 (4), 2081-2087, 2013
272013
Multi-mode bias modulator and envelope tracking power amplifier using the same
Y Yang, HAM Junghyun
US Patent 9,559,637, 2017
242017
CMOS LNA for full-band ultra-wideband systems using a simple wide input matching network
JY Lee, JH Ham, YS Lee, TY Yun
IET microwaves, antennas & propagation 4 (12), 2155-2159, 2010
232010
A CMOS envelope tracking power amplifier for LTE mobile applications
J Ham, H Jung, H Kim, W Lim, D Heo, Y Yang
JSTS: Journal of Semiconductor Technology and Science 14 (2), 235-245, 2014
222014
21-dB gain ultra-wideband complementary metal–oxide semiconductor low-noise amplifier with current-reuse technique
JH Ham, JY Lee, TY Yun
IET microwaves, antennas & propagation 5 (12), 1495-1501, 2011
162011
Efficiency enhanced amplifier using a digitally-controlled dynamic bias switching circuit
H Kim, H Cho, M Kim, M Seo, J Ham, CS Park, Y Yang, Y Xi, S Jung
Microwave Journal 56 (5), 106-120, 2013
142013
Three‐stage doherty amplifier with uneven input splitter
M Seo, M Song, J Gu, H Kim, J Ham, C Park, Y Yang
Microwave and Optical Technology Letters 55 (6), 1405-1409, 2013
122013
Efficiency enhanced CMOS digitally controlled dynamic bias switching power amplifier for LTE
H Kim, J Bae, J Ham, J Gu, M Seo, KC Hwang, KY Lee, CS Park, Y Yang
Microwave and Optical Technology Letters 57 (10), 2315-2321, 2015
72015
Dual‐mode supply modulator for CMOS envelope tracking power amplifier integrated circuit
J Ham, J Bae, M Seo, H Lee, KC Hwang, KY Lee, Y Yang
Microwave and Optical Technology Letters 57 (6), 1338-1343, 2015
72015
CMOS dynamic supply switching power amplifier for LTE applications
J Bae, H Kim, J Ham, W Lim, S Cho, Y Yang
2015 Asia-Pacific Microwave Conference (APMC) 1, 1-3, 2015
32015
Dual Bias Modulator for Envelope Tracking and Average Power Tracking Modes for CMOS power Amplifier
J Ham, H Jung, J Bae, W Lim, K Hwang, KY Lee, CS Park, Y Yang
JOURNAL OF SEMICONDUCTOR TECHNOLOGY AND SCIENCE 14 (6), 802-809, 2014
3*2014
Integrated CMOS RF transmitter with a single‐ended power amplifier
J Oh, H Kim, M Kim, S Han, J Ham, M Seo, S Jung, C Park, Y Yang
Microwave and Optical Technology Letters 55 (1), 205-210, 2013
32013
Low-Power and High-Efficiency Class-D Audio Amplifier Using Composite Interpolation Filter for Digital Modulators
M Kang, H Kim, J Gu, W Lim, J Ham, H Jung, Y Yang
JSTS: Journal of Semiconductor Technology and Science 14 (1), 109-116, 2014
22014
High‐gain reconfigurable LNA using optimized Q‐factor inductor and switched capacitor
HJ Chang, KM Park, JH Ham, TY Yun
Microwave and Optical Technology Letters 53 (5), 1069-1074, 2011
22011
A CMOS Envelope Tracking Power Amplifier with Hybrid Bias Modulator
H Jung, J Ham, Y Yang
2014
A CMOS envelope tracking power amplifier for 4G LTE mobile terminal applications
J Ham, Y Yang
Proceedings of 2014 3rd Asia-Pacific Conference on Antennas and Propagation …, 2014
2014
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