Hyungchul Kim

900 MHz CMOS RF-to-DC converter using a cross-coupled charge pump for energy harvesting

Youngoo Yang, Kwan-Jong You, Hyungchul Kim, 2011, 2011 IEEE International Symposium on Radio-Frequency Integration Technology.

A Cavity Filter Using Stepped Impedance Resonator

Ji Hoon In, Youngoo Yang, Hyungchul Kim, 2009 .

A cavity filter using stepped impedance coupling resonator

Youngoo Yang, Hyungchul Kim, Minsu Kim, 2010, 2010 The 12th International Conference on Advanced Communication Technology (ICACT).

A Highly Linear Two-Stage Amplifier Integrated Circuit Using InGaP/GaAs HBT

Min-Su Kim, Youngoo Yang, Hyungchul Kim, 2010, IEEE Journal of Solid-State Circuits.

CMOS Power Amplifier Integrated Circuit With Dual-Mode Supply Modulator for Mobile Terminals

Mincheol Seo, Jongseok Bae, Hwiseob Lee, 2016, IEEE Transactions on Circuits and Systems I: Regular Papers.

Efficiency enhanced CMOS digitally controlled dynamic bias switching power amplifier for LTE

Mincheol Seo, Keum Cheol Hwang, Kang-Yoon Lee, 2015 .

High-Efficiency Power Amplifier Using an Active Second-Harmonic Injection Technique Under Optimized Third-Harmonic Termination

Mincheol Seo, Hwiseob Lee, Hyungchul Kim, 2014, IEEE Transactions on Circuits and Systems II: Express Briefs.

Ultrabroadband Linear Power Amplifier Using a Frequency-Selective Analog Predistorter

Mincheol Seo, Jeongbae Jeon, Min-Su Kim, 2011, IEEE Transactions on Circuits and Systems II: Express Briefs.

900 MHz CMOS single-ended power amplifier with an active input balun

Youngoo Yang, Hyungchul Kim, Minsu Kim, 2011, Asia-Pacific Microwave Conference 2011.