2.7 A hybrid supply modulator with 10dB ET operation dynamic range achieving a PAE of 42.6% at 27.0dBm PA output power. - Seung-Chul Lee; Ji-Seon Paek; Jun-Hee Jung; Yong-Sik Youn; Sung-Jun Lee; Min-Soo Cho; Jae-Jol Han; Jung-Hyun Choi; Yong-Whan Joo; Takahiro Nomiyama; Su-Ho Lee; Il-Young Sohn; et al. (ISSCC, 2015)

A 2TX supply modulator for envelope-tracking power amplifier supporting intra- and inter-band uplink carrier aggregation and power class-2 high-power user equipment. - Takahiro Nomiyama; Yong-Sik Youn; Young-Hwan Choo; Dong-Su Kim; Jae-Yeol Han; Jun-Hee Jung; Jongbeom Baek; Sung-Jun Lee; Euiyoung Park; Jeong-Hyun Choi; Ji-Seon Paek; Jongwoo Lee; et al. (ISSCC, 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)

30.2 NB-IoT and GNSS All-in-One System-on-Chip Integrating RF Transceiver, 23dBm CMOS Power Amplifier, Power Management Unit and Clock Management System for Low-Cost Solution. - Jongsoo Lee; Jae-Yeol Han; Chilun Lo; Jongmi Lee; Wan Kim; Seungjin Kim; Byoungjoong Kang; Juyoung Han; Sangdon Jung; Takahiro Nomiyama; Jongwoo Lee; Thomas Byunghak Cho; et al. (ISSCC, 2020)

NB-IoT and GNSS All-In-One System-On-Chip Integrating RF Transceiver, 23-dBm CMOS Power Amplifier, Power Management Unit, and Clock Management System for Low Cost Solution. - Jongsoo Lee; Jae-Yeol Han; Chilun Lo; Jongmi Lee; Wan Kim; Seungjin Kim; Byoungjoong Kang; Juyoung Han; Sangdon Jung; Takahiro Nomiyama; Jongwoo Lee; Thomas Byunghak Cho; et al. (IEEE J. Solid State Circuits, 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)

A 3nm GAAFET Analog Assisted Digital LDO with High Current Density for Dynamic Voltage Scaling Mobile Applications. - Seki Kim; Hyongmin Lee; Yongjin Lee; Dongha Lee 004; Byeongbae Lee; Jahoon Jin; Susie Kim; Miri Noh; Kwonwoo Kang; Sangho Kim; Takahiro Nomiyama; Ji-Seon Paek; et al. (VLSI Technology and Circuits, 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)

A 2.8-to-7.2GT/s DDR5 Registering Clock Driver IC with Parallel-Data Timing and Pin-to-Pin Skew Calibration for a Dual In-Line Memory Module. - Joomyoung Kim; Jaehong Jung; Kwangmin Lim; Barosaim Sung; Jaekwon Kim; Baekmin Lim; Tae-Gun Noh; Jaehoon Lee 005; Hyun-Gi Seok; Youngsea Cho; Gyusik Kim; Takahiro Nomiyama; et al. (A-SSCC, 2024)

14.6 A 10A Computational Digital LDO Achieving 263A/mm2 Current Density with Distributed Power-Gating Switches and Time-Based Fast-Transient Controller for Mobile SoC Application in 3nm GAAFET. - Dongha Lee 004; Seki Kim; Takahiro Nomiyama; Dong-Hoon Jung; Dongsu Kim; Jongwoo Lee; Sungung Kwak (ISSCC, 2024)

8.4 A 4GHz, 0.69%-Accuracy Voltage-Droop Detector with Multiple Remote Sensing and Under 2-Cycle Detection Latency in 2nm GAAFET. - Dong-Hoon Jung; Dongha Lee 004; Seki Kim; Susie Kim; Min Young Kang; Takahiro Nomiyama; Dongsu Kim; Jongwoo Lee (ISSCC, 2025)