Digital ready TV platform with synchronization shaping circuit. - Sung-Ryoul Cheon; Ik-Hwan Kim; Ho-Keun Lee; Yeong-Ho Ha (IEEE Trans. Consumer Electron., 2003)

A 17.5-Gb/s transceiver with a MaxEye-based autonomous adaptation. - Ja-Hoon Jin; Xuefan Jin; Sang-Hoon Kim; Ik-Hwan Kim; Jaehong Jung; Kiwon Kwon; Jung-Hoon Chun (ISCAS, 2017)

A 1.08-nW/kHz 13.2-ppm/°C Self-Biased Timer Using Temperature-Insensitive Resistive Current. - Jaehong Jung; Ik-Hwan Kim; Seong-Jin Kim; Yoonmyung Lee; Jung-Hoon Chun (IEEE J. Solid State Circuits, 2018)

An 88%-Efficiency Supply Modulator Achieving 1.08μs/V Fast Transition and 100MHz Envelope-Tracking Bandwidth for 5G New Radio RF Power Amplifier. - Ji-Seon Paek; Dong-Su Kim; Jun-Suk Bang; Jongbeom Baek; Jeong-Hyun Choi; Takahiro Nomiyama; Jae-Yeol Han; Young-Hwan Choo; Yong-Sik Youn; Euiyoung Park; Sung-Jun Lee; Ik-Hwan Kim; et al. (ISSCC, 2019)

A 90ns/V Fast-Transition Symbol-Power-Tracking Buck Converter for 5G mm-Wave Phased-Array Transceiver. - Ji-Seon Paek; Takahiro Nomiyama; Jae-Yeol Han; Ik-Hwan Kim; Yumi Lee; Dongsu Kim; Euiyoung Park; Sung-Jun Lee; Jongwoo Lee; Thomas Byunghak Cho; Inyup Kang (ISSCC, 2019)

11.7 A Voltage-Tolerant Three-Level Buck-Boost DC-DC Converter with Continuous Transfer Current and Flying Capacitor Soft Charger Achieving 96.8% Power Efficiency and 0.87µs/V DVS Rate. - Jongbeom Baek; Takahiro Nomiyama; Seungchan Park; Young-Ho Jung; Dongsu Kim; Jae-Yeol Han; Jun-Suk Bang; Yumi Lee; Ik-Hwan Kim; Ji-Seon Paek; Jongwoo Lee; Thomas Byunghak Cho (ISSCC, 2020)

33.9 A Hybrid Switching Supply Modulator Achieving 130MHz Envelope-Tracking Bandwidth and 10W Output Power for 2G/3G/LTE/NR RF Power Amplifiers. - Dongsu Kim; Jun-Suk Bang; Jongbeom Baek; Seungchan Park; Young-Ho Jung; Jae-Yeol Han; Ik-Hwan Kim; Sung-Youb Jung; Takahiro Nomiyama; Ji-Seon Paek; Jongwoo Lee; Thomas Byunghak Cho (ISSCC, 2021)

2-Tx Digital Envelope-Tracking Supply Modulator Achieving 200MHz Channel Bandwidth and 93.6% Efficiency for 2G/3G/LTE/NR RF Power Amplifiers. - Jun-Suk Bang; Dong-Su Kim; Jeongkwang Lee; Sung-Youb Jung; Young-Hwan Choo; Seungchan Park; Young-Ho Jung; Jae-Young Ko; Takahiro Norniyama; Jongbeom Baek; Jae-Yeol Han; Sang-Han Lee; et al. (ISSCC, 2022)

Efficient RF-PA Two-Chip Supply Modulator Architecture for 4G LTE and 5G NR Dual-Connectivity RF Front End. - Ji-Seon Paek; Dong-Su Kim; Jae-Yeol Han; Young-Hwan Choo; Jun-Suk Bang; Seungchan Park; Jongbeom Baek; Takahiro Nomiyama; Ik-Hwan Kim; Jongwoo Lee (IEEE J. Solid State Circuits, 2022)

5G NR RF PA Supply Modulator Supporting 179ns 0.5-to-5.5V Symbol Power Tracking and Envelope Tracking. - Jun-Suk Bang; Dongsu Kim; Young-Hwan Choo; Ik-Hwan Kim; Seungchan Park; Jeongkwang Lee; Sang-Han Lee; Young-Ho Jung; Jae-Young Ko; Sung-Youb Jung; Jae-Yeol Han; Woosik Kim; et al. (VLSI Technology and Circuits, 2023)

Effect of Off-State Stress on Data-Valid Window Margin for Advanced DRAM Using HK/MG Process Technology. - Sunhang Lee; Nam-Hyun Lee; G.-J. Kim; J. Ahn; Ik-Hwan Kim; S. Ha; S. Rhee; GH Bae; KW Lee; YS Lee; SB. Ko; S. Pae (IRPS, 2024)

31.3 A 950ns 0.5-to-5.5V 5G NR RF PA Supply Modulator with Floating Capacitor Control for Symbol Power Tracking. - Ik-Hwan Kim; Jeong-Il Seo; Young-Hwan Choo; Seungchan Park; Jae-Yeol Han; Woosik Kim; Sung-Youb Jung; Taehyuk Ko; Dongsu Kim; Jongwoo Lee; Sungung Kwak (ISSCC, 2024)