Active rectifier and wireless power receiving apparatus using the same that can reduce reverse current leakage KY Lee, JH Jang, HG Park, JY Chun
US Patent 9,774,274, 2017
270 2017 Full-CMOS 2-GHz WCDMA direct conversion transmitter and receiver KY Lee, SW Lee, Y Koo, HK Huh, HY Nam, JW Lee, J Park, K Lee, ...
IEEE Journal of Solid-State Circuits 38 (1), 43-53, 2003
127 2003 A design of a 92.4% efficiency triple mode control DC–DC buck converter with low power retention mode and adaptive zero current detector for IoT/wearable applications YJ Park, JH Park, HJ Kim, H Ryu, SY Kim, YG Pu, KC Hwang, Y Yang, ...
IEEE Transactions on Power Electronics 32 (9), 6946-6960, 2016
105 2016 Design of a high efficiency DC–DC buck converter with two-step digital PWM and low power self-tracking zero current detector for IoT applications SY Kim, YJ Park, I Ali, TTK Nga, HC Ryu, ZHN Khan, SM Park, YG Pu, ...
IEEE Transactions on Power Electronics 33 (2), 1428-1439, 2017
91 2017 Octave bandwidth Doherty power amplifier using multiple resonance circuit for the peaking amplifier H Kang, H Lee, W Lee, H Oh, W Lim, H Koo, C Park, KC Hwang, KY Lee, ...
IEEE transactions on circuits and systems I: regular papers 66 (2), 583-593, 2018
89 2018 A design of a wireless power receiving unit with a high-efficiency 6.78-MHz active rectifier using shared DLLs for magnetic-resonant A4 WP applications HG Park, JH Jang, HJ Kim, YJ Park, SJ Oh, YG Pu, KC Hwang, Y Yang, ...
IEEE Transactions on Power Electronics 31 (6), 4484-4498, 2015
83 2015 A Sidelobe-Reduced, Four-Beam Array Antenna Fed by a Modified S Trinh-Van, JM Lee, Y Yang, KY Lee, KC Hwang
IEEE Transactions on Antennas and Propagation 67 (7), 4528-4536, 2019
82 2019 Circularly polarized spidron fractal dielectric resonator antenna A Altaf, Y Yang, KY Lee, KC Hwang
IEEE Antennas and Wireless Propagation Letters 14, 1806-1809, 2015
80 2015 A CMOS dual-band fractional-N synthesizer with reference doubler and compensated charge pump H Huh, Y Koo, KY Lee, Y Ok, S Lee, D Kwon, J Lee, J Park, K Lee, ...
2004 IEEE International Solid-State Circuits Conference (IEEE Cat. No …, 2004
74 2004 Doherty power amplifier based on the fundamental current ratio for asymmetric cells H Oh, H Kang, H Lee, H Koo, M Kim, W Lee, W Lim, CS Park, KC Hwang, ...
IEEE Transactions on Microwave Theory and Techniques 65 (11), 4190-4197, 2017
70 2017 An efficient reconfigurable RF-DC converter with wide input power range for RF energy harvesting D Khan, SJ Oh, K Shehzad, M Basim, D Verma, YG Pu, M Lee, KC Hwang, ...
IEEE Access 8, 79310-79318, 2020
69 2020 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
66 2015 Circularly polarized semi-eccentric annular dielectric resonator antenna for X-band applications JM Lee, SJ Kim, G Kwon, CM Song, Y Yang, KY Lee, KC Hwang
IEEE Antennas and Wireless Propagation Letters 14, 1810-1813, 2015
59 2015 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
58 2016 Self-calibrated two-point delta–sigma modulation technique for RF transmitters S Lee, J Lee, H Park, KY Lee, S Nam
IEEE Transactions on Microwave Theory and Techniques 58 (7), 1748-1757, 2010
58 2010 Comparison frequency doubling and charge pump matching techniques for dual-band/spl Delta//spl Sigma/fractional-N frequency synthesizer H Huh, Y Koo, KY Lee, Y Ok, S Lee, D Kwon, J Lee, J Park, K Lee, ...
IEEE Journal of Solid-State Circuits 40 (11), 2228-2236, 2005
58 2005 Symmetric three-way Doherty power amplifier for high efficiency and linearity H Kang, H Lee, H Oh, W Lee, CS Park, KC Hwang, KY Lee, Y Yang
IEEE Transactions on Circuits and Systems II: Express Briefs 64 (8), 862-866, 2016
57 2016 A-20 to 30 dBm input power range wireless power system with a MPPT-based reconfigurable 48% efficient RF energy harvester and 82% efficient A4WP wireless power receiver with … SY Kim, H Abbasizadeh, BS Rikan, SJ Oh, BG Jang, YJ Park, D Khan, ...
IEEE Transactions on Power Electronics 34 (7), 6803-6817, 2018
54 2018 An JG Jo, JH Lee, D Park, YG Pu, SC Shin, KY Lee, SE Park, SJ Lee, C Yoo
IEEE transactions on microwave theory and techniques 57 (4), 919-927, 2009
53 2009 Fractional-N frequency synthesizer with fractional compensation method H Huh, E Song, KY Lee, Y Koo, J Lee, J Park, K Lee
US Patent 6,553,089, 2003
52 2003 
Prof. Keum Cheol HwangSungkyunkwan UniversityEmail được xác minh tại skku.edu