Sotabase

Career

· Researcher, Berkeley Wireless Research Center (BWRC)2021–
· Staff Engineer, Samsung Electronics2021–
· Ph.D. Candidate, University of California, Berkeley2021–2026
· Master's degree, Korea Advanced Institute of Science and Technology2014–2016
· Bachelor's degree, Sogang University2008–2014

Publications (9)

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
IEEE International Solid-State Circuits Conference · 2020
41
cited
High-Voltage Analog System for a Mobile NAND Flash
IEEE Journal of Solid-State Circuits · 2008
35
cited
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
IEEE International Solid-State Circuits Conference · 2018
17
cited
2-Tx Digital Envelope-Tracking Supply Modulator Achieving 200MHz Channel Bandwidth and 93.6% Efficiency for 2G/3G/LTE/NR RF Power Amplifiers
IEEE International Solid-State Circuits Conference · 2022
15
cited
15.1 An 88%-Efficiency Supply Modulator Achieving 1.08μs/V Fast Transition and 100MHz Envelope-Tracking Bandwidth for 5G New Radio RF Power Amplifier
IEEE International Solid-State Circuits Conference · 2019
14
cited
33.9 A Hybrid Switching Supply Modulator Achieving 130MHz Envelope-Tracking Bandwidth and 10W Output Power for 2G/3G/LTE/NR RF Power Amplifiers
IEEE International Solid-State Circuits Conference · 2021
9
cited
9.2 A 400MHz Symbol-Power-Tracking (SPT) Supply Modulator with SPT-Adaptive-Biasing Network Supporting 5G FR2 CMOS PA
IEEE International Solid-State Circuits Conference · 2025
2
cited
Efficient RF-PA Two-Chip Supply Modulator Architecture for 4G LTE and 5G NR Dual-Connectivity RF Front End
IEEE Journal of Solid-State Circuits · 2022
2
cited
A Symbol-Based Power-Tracking Supply Modulator Integrated With a 28-GHz CMOS PA for 5G FR2
IEEE Journal of Solid-State Circuits · 2025
Sotabase
Jongbeom Baek | Researcher Profile | Sotabase | Sotabase